Changes in c11c36e: perh

				Chip-cn-dat/allwinner-dat/F133-dat/F133-dat.md
			
          @@ -183,6 +183,11 @@ image == https://github.com/ylyamin/allwinner_d1_hal

           驱动 1.9 寸 AMOLED 240*536 高分屏

          +- [[oled-dat]] - [[amoled-dat]] - [[display-dat]] - [[DVP-display-dat]]

          +

          +

          +

          +

           ## SCH 

           ![](LCPI-PC-F133(303F133D1S3).png)

          @@ -195,13 +200,13 @@ image == https://github.com/ylyamin/allwinner_d1_hal

           ## ref 

          -- [[conn-pcie-dat]]

          +- [[mini-pcie-dat]]

           - [[F133-dev]]

           - [[virtualbox-dat]]

          -- [[0402-dat]] 

          +- [[PCB-dat]]

           - [[dongshanpi-dat]]

          @@ -217,4 +222,6 @@ image == https://github.com/ylyamin/allwinner_d1_hal

           - [[USB-dat]]

          +- [[power-dat]]

          +- [[audio-dat]]

          \ No newline at end of file

				Chip-dat/Diodes-dat/PAM-dat/PAM8302-dat/2025-08-09-17-25-30.png
			
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				Chip-dat/Diodes-dat/PAM-dat/PAM8302-dat/PAM8301-dat.md
			
          @@ -0,0 +1,5 @@

          +

          +

          +# PAM8301-dat 

          +

          +- [[PAM8302-dat]]

          \ No newline at end of file

				Chip-dat/Diodes-dat/PAM-dat/PAM8302-dat/PAM8301.pdf
			
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				Chip-dat/Diodes-dat/PAM-dat/PAM8302-dat/PAM8302-dat.md
			
          @@ -1,4 +1,18 @@

           # PAM8302-dat

          -![](2023-11-09-16-31-10.png)

          \ No newline at end of file

          +dual channel 

          +

          +![](2023-11-09-16-31-10.png)

          +

          +

          +## STD APP PAM8301

          +

          +- [[PAM8301.pdf]]

          +

          +![](2025-08-09-17-25-30.png)

          +

          +

          +## ref 

          +

          +- [[PAM-dat]]

          \ No newline at end of file

				Chip-dat/Realtek-dat/2025-08-09-16-52-56.png
			
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				Chip-dat/Realtek-dat/RTL8189-dat.md
			
          @@ -0,0 +1,23 @@

          +

          +# RTL8189-dat

          +

          +RTL8189ES

          +

          +Single-Chip IEEE 802.11b/g/n 1T1R WLAN Controller with SDIO Interface

          +

          +General Description

          +

          +The Realtek RTL8189ES-VB-CG is a highly integrated single-chip 802.11n Wireless LAN (WLAN) network SDIO interface (SDIO 1.1/ 2.0/ 3.0 compatible) controller. It is a WLAN MAC, a 1T1R capable WLAN baseband, and WLAN RF in a single chip. The RTL8189ES-VB provides a complete solution for a high-throughput performance integrated wireless LAN device.

          +

          +https://www.realtek.com/Product/Index?id=594&cate_id=194

          +

          +

          +

          +## TL8189 SCH to [[F133-dat]]

          +

          +![](2025-08-09-16-52-56.png)

          +

          +

          +## ref 

          +

          +- [[realtek-dat]]

          \ No newline at end of file

				Chip-dat/goodix-dat/GT911-dat/2025-08-09-16-57-45.png
			
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				Chip-dat/goodix-dat/GT911-dat/GT911-DS.pdf
			
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				Chip-dat/goodix-dat/GT911-dat/GT911-dat.md
			
          @@ -0,0 +1,15 @@

          +

          +# GT911-dat

          +

          +5-Point Capacitive Touch Controller for Small-Sized MID

          +

          +- [[GT911-DS.pdf]]

          +

          +## SCH with [[F133-dat]]

          +

          +![](2025-08-09-16-57-45.png)

          +

          +

          +## ref 

          +

          +- [[interactive-dat]] - [[touchpanel-dat]] - [[touch-dat]]

          \ No newline at end of file

Chip-dat/goodix-dat/goodix-dat.md

				Chip-dat/powTech-dat/PT4103-dat/2025-08-09-17-04-35.png
			
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				Chip-dat/powTech-dat/PT4103-dat/2025-08-09-17-14-08.png
			
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				Chip-dat/powTech-dat/PT4103-dat/PT4103-dat.md
			
          @@ -0,0 +1,30 @@

          +

          +# PT4103-dat

          +

          +White LED Step-Up Converter

          +

          +The PT4103 is a step-up DC/DC converter designed for driving up to 8 white LEDs in series from a single cell Lithium Ion battery with constant current. 

          +

          +Because it directly regulates output current, the PT4103 is ideal for driving light emitting diodes (LEDs) whose light intensity is proportional to the current passing through them, not the voltage across their terminals. 

          +

          +A single external resistor sets LED current between 5mA and 20mA, which can then be easily adjusted using either a DC voltage or a pulse width modulated (PWM) signal. 

          +

          +Its low 104mV feedback voltage reduces power loss and improves efficiency. The OV pin monitors the output voltage and turns off the converter if an over-voltage condition is present due to an open circuit condition. The PT4103 is available in SOT23-6 packages.

          +

          +## display backlight control 

          +

          +control by LCD_PWM 

          +

          +

          +![](2025-08-09-17-04-35.png)

          +

          +## application circuit

          +

          +![](2025-08-09-17-14-08.png)

          +

          +

          +

          +

          +## ref 

          +

          +- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]

          \ No newline at end of file

				Chip-dat/powTech-dat/PT4115-dat.md
			
          @@ -1,11 +0,0 @@

          -

          -# PT4115-dat 

          -

          -[[PT4115E-datasheet.pdf]]

          -

          -

          -Iout = 0.1/ Rs 

          -

          -- Rs >= 0.082R

          -

          -Iout = 0.1/0.142241 = 0.7030 A 

          \ No newline at end of file

				Chip-dat/powTech-dat/PT4115-dat/PT4115-dat.md
			
          @@ -0,0 +1,16 @@

          +

          +# PT4115-dat 

          +

          +[[PT4115E-datasheet.pdf]]

          +

          +

          +Iout = 0.1/ Rs 

          +

          +- Rs >= 0.082R

          +

          +Iout = 0.1/0.142241 = 0.7030 A 

          +

          +

          +## ref 

          +

          +- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]

          \ No newline at end of file

				Chip-dat/powTech-dat/PT4115-dat/PT4115E-datasheet.pdf
			
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				Chip-dat/powTech-dat/PT4115E-datasheet.pdf
			
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				Chip-dat/powTech-dat/powTech-dat.md
			
          @@ -0,0 +1,5 @@

          +

          +

          +# powTech-dat

          +

          +- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]

          \ No newline at end of file

				PCB-dat/PCB-dat.md
			
          @@ -26,10 +26,11 @@

           ## desgin 

          -- [[4-layer-dat]]

          +- [[4-layer-dat]] - [[0402-dat]] 

           - [[PCB-form-dat]]

          +- [[BTB-dat]]

           ## ref

				Tech-dat/Sensor-dat/sensor-microphone-dat/Analog-microphone-dat/Analog-microphone-dat.md
			
          @@ -3,4 +3,6 @@

           - [[MAX9812-dat]]

          -- [[Electret-Condenser-Microphone-dat]]

          \ No newline at end of file

          +- [[Electret-Condenser-Microphone-dat]]

          +

          +- [[audio-dat]]

          \ No newline at end of file

				Tech-dat/amplifier-dat/amplifier-dat.md
			
          @@ -38,6 +38,8 @@

           - [[OPA1641-dat]] - [[NE5532-dat]] - [[AD828-dat]] - [[TL072-dat]]

          +- [[PAM-dat]] - [[diodes-dat]] - [[PAM8302-dat]]

          +

           ## Voltage Reference

           LM258, LM358, LM358A, LM358E, LM2904, LM2904A, LM2904E, LM2904V, NCV2904

				Tech-dat/audio-dat/2025-08-09-17-21-45.png
			
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				Tech-dat/audio-dat/audio-dat.md
			
          @@ -56,6 +56,16 @@ wiring to [[D1-dat]] - [[F133-dat]]

           - https://github.com/kosme/arduinoFFT

          +## analog audio SCH 

          +

          +- [[sensor-microphone-dat]]

          +

          +- [[PAM8301-dat]]

          +

          +![](2025-08-09-17-21-45.png)

          +

          +

          +

           ## ref 

           - [[video-dat]] - [[HDMI-dat]]

				Tech-dat/interactive-dat/LED-dat/led-driver-dat/led-driver-dat.md
			
          @@ -48,6 +48,7 @@ https://cdn.sparkfun.com/datasheets/Components/General/FQP30N06L.pdf

           - [[SY7200-dat]] - [[silergy-dat]]

          +- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]

           ### ref

				Tech-dat/interactive-dat/display-dat/LCD-dat/2024-12-26-15-22-01.png
			
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				Tech-dat/interactive-dat/display-dat/LCD-dat/LCD-dat.md
			
          @@ -7,6 +7,7 @@

           - [[fpc-ips-lcd]]

          +- [[parallel-display-dat]]

           - [[LCD1602-dat]] - [[LCD-12864-dat]]

          @@ -68,6 +69,8 @@ LCD data 24-bit

           ## ref 

          +- [[LED-driver-dat]]

          +

           - [[interactive-dat]]

           - [[LCD]]

          \ No newline at end of file

				Tech-dat/interactive-dat/display-dat/LCD-dat/fpc-ips-lcd.md
			
          @@ -1,22 +0,0 @@

          -

          -# fpc-ips-lcd

          -

          -

          -| Common Size | Status | Pins  | Drive   | Specs W x H | Installation | Pins                                                     |

          -| ----------- | ------ | ----- | ------- | ----------- | ------------ | -------------------------------------------------------- |

          -| 0.96        | Pick   | 8Pin  | ST7735  | IPS 80*160  | FPC          | LEDA GND RESET RS SDA SCL VDD CS                         |

          -| 1.14        | Pick   | 8Pin  | ST7789  | 135 x 240   | FPC          | LEDA GND RESET RS SDA SCL VDD CS                         |

          -| 1.3''       |        | 12Pin | ST7789  | IPS 240*240 |              | GND LEDK LEDA VDD GND GND DC CS SCL SDA RESET GND        |

          -| 1.44''      | Pick   | 14Pin | ST7735  | IPS 128*128 | Soldering    | GND VSS LEDK LEDA VSS RST AO SDA SCK VDD VDDI CS VSS GND |

          -| 1.77''      |        | 10Pin | ST7735  | IPS 128*160 |              |

          -| 1.77''      |        | 12Pin | ST7735  | IPS 128*160 |              | GND AO SCK SDA GND CS RSTB LEDK LEDA VCC VCC GND         |

          -| 1.77''      |        | 14Pin | ST7735  | IPS 128*160 |              |

          -| 2.0''       | Pick   | 12Pin | ST7789V | IPS 240*320 | Soldering    | GND LEDK LEDA VCI GND AO CS SCL SDA RESET GND            |

          -| 2.4''       |        | 15Pin | ST7789V | IPS 240*320 |

          -| 2.8''       | Pick   | 12Pin | ST7789  | IPS 240*320 | FPC          | LEDK LEDA GND VCC IOVCC TE CS RESET DC SCK SDA GND       |

          -

          -- [[ILC1075-dat]] - [[ilc1078-dat]]

          -

          -## SCH 

          -

          -![](2024-12-26-15-22-01.png)

          \ No newline at end of file

				Tech-dat/interactive-dat/display-dat/LCD-dat/fpc-ips-lcd/2024-12-26-15-22-01.png
			
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				Tech-dat/interactive-dat/display-dat/LCD-dat/fpc-ips-lcd/fpc-ips-lcd.md
			
          @@ -0,0 +1,22 @@

          +

          +# fpc-ips-lcd

          +

          +

          +| Common Size | Status | Pins  | Drive   | Specs W x H | Installation | Pins                                                     |

          +| ----------- | ------ | ----- | ------- | ----------- | ------------ | -------------------------------------------------------- |

          +| 0.96        | Pick   | 8Pin  | ST7735  | IPS 80*160  | FPC          | LEDA GND RESET RS SDA SCL VDD CS                         |

          +| 1.14        | Pick   | 8Pin  | ST7789  | 135 x 240   | FPC          | LEDA GND RESET RS SDA SCL VDD CS                         |

          +| 1.3''       |        | 12Pin | ST7789  | IPS 240*240 |              | GND LEDK LEDA VDD GND GND DC CS SCL SDA RESET GND        |

          +| 1.44''      | Pick   | 14Pin | ST7735  | IPS 128*128 | Soldering    | GND VSS LEDK LEDA VSS RST AO SDA SCK VDD VDDI CS VSS GND |

          +| 1.77''      |        | 10Pin | ST7735  | IPS 128*160 |              |

          +| 1.77''      |        | 12Pin | ST7735  | IPS 128*160 |              | GND AO SCK SDA GND CS RSTB LEDK LEDA VCC VCC GND         |

          +| 1.77''      |        | 14Pin | ST7735  | IPS 128*160 |              |

          +| 2.0''       | Pick   | 12Pin | ST7789V | IPS 240*320 | Soldering    | GND LEDK LEDA VCI GND AO CS SCL SDA RESET GND            |

          +| 2.4''       |        | 15Pin | ST7789V | IPS 240*320 |

          +| 2.8''       | Pick   | 12Pin | ST7789  | IPS 240*320 | FPC          | LEDK LEDA GND VCC IOVCC TE CS RESET DC SCK SDA GND       |

          +

          +- [[ILC1075-dat]] - [[ilc1078-dat]]

          +

          +## SCH 

          +

          +![](2024-12-26-15-22-01.png)

          \ No newline at end of file

				Tech-dat/interactive-dat/display-dat/LCD-dat/parallel-display-dat/DVP-display-dat/2025-08-09-17-01-01.png
			
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				Tech-dat/interactive-dat/display-dat/LCD-dat/parallel-display-dat/DVP-display-dat/DVP-display-dat.md
			
          @@ -0,0 +1,52 @@

          +

          +# DVP-display-dat

          +

          +**DVP** in the display context usually refers to the **Digital Video Port** interface.  - [[parallel-display-dat]]

          +It’s a **parallel interface** commonly used in cameras, simple LCDs, or microcontroller-driven displays.

          +

          +## How it works

          +

          +

          +- Transfers **pixel data** in parallel (8, 16, or 24 data lines, depending on color depth).

          +- Uses **synchronization signals**:

          +  - **HSYNC** (Horizontal Sync) – signals the start of a new line

          +  - **VSYNC** (Vertical Sync) – signals the start of a new frame

          +  - **PCLK** (Pixel Clock) – latches each pixel’s data

          +- Can work with formats like **RGB565**, **RGB888**, or **YUV422**.

          +

          +## Key Characteristics

          +1. **Simple protocol** – no complex packetization (unlike MIPI-DSI).

          +2. **Lower speed** – parallel clock typically in the tens of MHz.

          +3. **More pins needed** – due to multiple parallel data lines.

          +4. **Used in MCUs and simple SoCs** – no need for high-speed serializers.

          +

          +## Common Uses

          +

          +

          +- Cheap TFT LCD modules with MCU controllers

          +- CMOS camera modules with parallel output

          +- Low-resolution displays in industrial or hobby projects

          +

          +## Comparison (DVP vs MIPI-DSI)

          +

          +| Feature         | DVP (Digital Video Port)        | MIPI-DSI                          |

          +|-----------------|---------------------------------|------------------------------------|

          +| Data Transfer   | Parallel (8–24 data lines)      | High-speed serial (2–4 lanes)      |

          +| Speed           | Tens of MHz                     | Hundreds of MHz to Gbps            |

          +| Pin Count       | High                            | Low                                |

          +| Complexity      | Simple                          | Complex, packetized                |

          +| Use Case        | Simple displays, cameras        | High-res smartphone/tablet displays|

          +

          +## SCH 

          +

          +- [[F133-dat]]

          +

          +8-bit Y2 ~ Y9 // HSYNC + VSYNC + PCLK + XCLK + SCL + SDA + **RST

          +

          +![](2025-08-09-17-01-01.png)

          +

          +

          +

          +## ref 

          +

          +- [[parallel-display-dat]]

          \ No newline at end of file

				Tech-dat/interactive-dat/display-dat/LCD-dat/parallel-display-dat/RGB-LCD-dat/2025-08-09-17-16-12.png
			
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				Tech-dat/interactive-dat/display-dat/LCD-dat/parallel-display-dat/RGB-LCD-dat/RGB-LCD-dat.md
			
          @@ -59,4 +59,62 @@ THINE： THC63LVDM83C/83R/83D

           DOESTEK: DTC34LM85A

          -NationalSemiconductor: DS90C385

          \ No newline at end of file

          +NationalSemiconductor: DS90C385

          +

          +

          +

          +

          +## RGB LCD 40P 

          +

          +![](2025-08-09-17-16-12.png)

          +

          +power 

          +- LEDK

          +- LEDA

          +- GND

          +- VCC

          +

          +red 

          +- R0 - GND

          +- R1 - GND

          +- R2

          +- R3

          +- R4

          +- R5

          +- R6

          +- R7

          +

          +green 

          +- G0 - GND

          +- G1 - GND

          +- G2

          +- G3

          +- G4

          +- G5

          +- G6 

          +- G7

          +

          +blue

          +- B0 - GND

          +- B1 - GND

          +- B2

          +- B3

          +- B4

          +- B5

          +- B6

          +- B7

          +

          +- GND 

          +- CLK

          +- DISP - 3V3

          +- HSYNC

          +- VSYNC

          +- DEN == LCD_DE

          +- NC - 3V3

          +- GND

          +

          +touch 

          +- XR

          +- YD

          +- XL

          +- YU

          \ No newline at end of file

				Tech-dat/interactive-dat/display-dat/LCD-dat/parallel-display-dat/parallel-display-dat.md
			
          @@ -1,3 +1,5 @@

           # parallel-display-dat

          +- [[DVP-display-dat]] - [[RGB-LCD-dat]]

          +

				Tech-dat/interactive-dat/display-dat/OLED-dat/AMOLED-dat/2025-08-09-16-33-18.png
			
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				Tech-dat/interactive-dat/display-dat/OLED-dat/AMOLED-dat/2025-08-09-16-34-55.png
			
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				Tech-dat/interactive-dat/display-dat/OLED-dat/AMOLED-dat/2025-08-09-16-35-21.png
			
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				Tech-dat/interactive-dat/display-dat/OLED-dat/AMOLED-dat/AMOLED-dat.md
			
          @@ -0,0 +1,62 @@

          +

          +# AMOLED-dat

          +

          +## 1.9' AMOLED Display Module

          +

          +![](2025-08-09-16-33-18.png)

          +

          +

          +- 产品名称 == AMOLED显示屏

          +- 产品尺寸 == 1.91寸

          +- 分辨率 == 240x536

          +- 视角方向 == 全视角

          +- 驱动芯片 == RM67162Itd

          +- 接口类型 == MIPI

          +- 模块尺寸 == 22.4x51.320.75(mm)

          +- 显示区域 == 19.8x44.22(mm)

          +- 排针数量 == 插接40pin

          +- 工作电压 == 2.65~3.6V

          +- 工作温度 == 20~+70℃

          +- 显示颜色 == 彩色

          +

          +

          +![](2025-08-09-16-35-21.png)

          +

          +![](2025-08-09-16-34-55.png)

          +

          +

          +## AMOLED Display

          +

          +**AMOLED** stands for **Active Matrix Organic Light-Emitting Diode**.

          +

          +### How it works

          +- **OLED part**: Each pixel produces its own light using organic compounds that glow when electricity passes through them.  

          +  → No need for a backlight (unlike LCD).

          +- **Active Matrix part**: Uses a thin-film transistor (TFT) layer to control each pixel individually, allowing fast refresh rates and better control.

          +

          +### Key Features

          +1. **High Contrast** – Pixels can turn completely off for true blacks.

          +2. **Vivid Colors** – Wide color gamut and saturation.

          +3. **Thin & Flexible** – Can be made on flexible substrates.

          +4. **Power Efficient** – Saves power when showing dark images.

          +5. **Fast Response** – Great for videos and animations.

          +

          +### Common Uses

          +- Smartphones

          +- Smartwatches

          +- High-end TVs

          +- VR headsets

          +

          +### Comparison (AMOLED vs LCD)

          +| Feature         | AMOLED                     | LCD                          |

          +|-----------------|----------------------------|------------------------------|

          +| Black Level     | True black (pixels off)    | Backlight leakage            |

          +| Contrast        | Very high                  | Lower                        |

          +| Viewing Angle   | Excellent                  | Good, but not perfect        |

          +| Power Usage     | Lower for dark screens     | Constant (backlight always on) |

          +| Thickness       | Thinner, can be flexible   | Thicker, rigid               |

          +

          +

          +## ref 

          +

          +- [[OLED]] - [[AMOLED]]

          \ No newline at end of file

				Tech-dat/interactive-dat/display-dat/display-dat.md
			
          @@ -1,6 +1,8 @@

           # display-dat

          +- [[display-SDK-dat]]

          +

           parallel interface LCDs - [[EDL-LCD-dat]]

           SPI interface LCDs - [[EDS-LCD-dat]]

				Tech-dat/interactive-dat/display-dat/touchpanel-dat/2025-07-16-13-12-53.png
			
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				Tech-dat/interactive-dat/display-dat/touchpanel-dat/touchpanel-dat.md
			
          @@ -1,13 +0,0 @@

          -

          -# touchpanel-dat

          -

          -driver == GT911 

          -

          -

          -## NS2009-dat

          -

          -![](2025-07-16-13-12-53.png)

          -

          -## ref 

          -

          -- [[LCD-dat]]

          \ No newline at end of file

				Tech-dat/interactive-dat/touch-dat/touch-dat.md
			
          @@ -2,6 +2,9 @@

           # touch-dat

          +- [[touch-dat]] - [[touchpanel-dat]]

          +

          +

           ## ref 

           - [[BS83A04A-3]]

				Tech-dat/interactive-dat/touch-dat/touchpanel-dat/2025-07-16-13-12-53.png
			
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				Tech-dat/interactive-dat/touch-dat/touchpanel-dat/touchpanel-dat.md
			
          @@ -0,0 +1,24 @@

          +

          +# touchpanel-dat

          +

          +

          +- [[touch-dat]] - [[touchpanel-dat]]

          +

          +driver == [[GT911-dat]] 

          +

          +

          +## NS2009-dat

          +

          +![](2025-07-16-13-12-53.png)

          +

          +

          +## touchpanel-SDK-dat 

          +

          +https://github.com/alex-code/GT911

          +

          +

          +

          +

          +## ref 

          +

          +- [[LCD-dat]]

          \ No newline at end of file

				board-3rd-dat/dongshanpi-dat/dongshanpi-dat.md
			
          @@ -25,4 +25,9 @@ https://linux-sunxi.org/DongshanPi_Nezha_STU

           ## dongshanpi-no.1 

          -![](2025-08-08-12-35-15.png)

          \ No newline at end of file

          +![](2025-08-08-12-35-15.png)

          +

          +

          +## ref 

          +

          +- [[dongshanpi]]

          \ No newline at end of file

				power-dat/DC-dat/LDO-dat/2025-08-09-17-21-03.png
			
          Binary files /dev/null and b/power-dat/DC-dat/LDO-dat/2025-08-09-17-21-03.png differ

				power-dat/DC-dat/LDO-dat/LDO-dat.md
			
          @@ -50,6 +50,10 @@ CE6260 == 500mA CMOS LDO Regulator, Low Dropout Voltage, Dropout Voltage: 120mV@

          +## LDO array 

          +

          +![](2025-08-09-17-21-03.png)

          +

           ## ref 

           - [[DC-dat]]

				power-dat/power-dat.md
			
          @@ -13,6 +13,8 @@

           - [[CONN-power-dat]]

          +

          +

           ## workflow

           1. design: [[power-dat]]

...	...	@@ -183,6 +183,11 @@ image == https://github.com/ylyamin/allwinner_d1_hal
183	183
184	184	驱动 1.9 寸 AMOLED 240*536 高分屏
185	185
	186	+- [[oled-dat]] - [[amoled-dat]] - [[display-dat]] - [[DVP-display-dat]]
	187	+
	188	+
	189	+
	190	+
186	191	## SCH
187	192
188	193	![](LCPI-PC-F133(303F133D1S3).png)
...	...	@@ -195,13 +200,13 @@ image == https://github.com/ylyamin/allwinner_d1_hal
195	200
196	201	## ref
197	202
198		-- [[conn-pcie-dat]]
	203	+- [[mini-pcie-dat]]
199	204
200	205	- [[F133-dev]]
201	206
202	207	- [[virtualbox-dat]]
203	208
204		-- [[0402-dat]]
	209	+- [[PCB-dat]]
205	210
206	211	- [[dongshanpi-dat]]
207	212
...	...	@@ -217,4 +222,6 @@ image == https://github.com/ylyamin/allwinner_d1_hal
217	222
218	223	- [[USB-dat]]
219	224
	225	+- [[power-dat]]
220	226
	227	+- [[audio-dat]]
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,5 @@
	1	+
	2	+
	3	+# PAM8301-dat
	4	+
	5	+- [[PAM8302-dat]]
...	...	\ No newline at end of file

...	...	@@ -1,4 +1,18 @@
1	1
2	2	# PAM8302-dat
3	3
4		-![](2023-11-09-16-31-10.png)
...	...	\ No newline at end of file
	0	+dual channel
	1	+
	2	+![](2023-11-09-16-31-10.png)
	3	+
	4	+
	5	+## STD APP PAM8301
	6	+
	7	+- [[PAM8301.pdf]]
	8	+
	9	+![](2025-08-09-17-25-30.png)
	10	+
	11	+
	12	+## ref
	13	+
	14	+- [[PAM-dat]]
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,23 @@
	1	+
	2	+# RTL8189-dat
	3	+
	4	+RTL8189ES
	5	+
	6	+Single-Chip IEEE 802.11b/g/n 1T1R WLAN Controller with SDIO Interface
	7	+
	8	+General Description
	9	+
	10	+The Realtek RTL8189ES-VB-CG is a highly integrated single-chip 802.11n Wireless LAN (WLAN) network SDIO interface (SDIO 1.1/ 2.0/ 3.0 compatible) controller. It is a WLAN MAC, a 1T1R capable WLAN baseband, and WLAN RF in a single chip. The RTL8189ES-VB provides a complete solution for a high-throughput performance integrated wireless LAN device.
	11	+
	12	+https://www.realtek.com/Product/Index?id=594&cate_id=194
	13	+
	14	+
	15	+
	16	+## TL8189 SCH to [[F133-dat]]
	17	+
	18	+![](2025-08-09-16-52-56.png)
	19	+
	20	+
	21	+## ref
	22	+
	23	+- [[realtek-dat]]
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,15 @@
	1	+
	2	+# GT911-dat
	3	+
	4	+5-Point Capacitive Touch Controller for Small-Sized MID
	5	+
	6	+- [[GT911-DS.pdf]]
	7	+
	8	+## SCH with [[F133-dat]]
	9	+
	10	+![](2025-08-09-16-57-45.png)
	11	+
	12	+
	13	+## ref
	14	+
	15	+- [[interactive-dat]] - [[touchpanel-dat]] - [[touch-dat]]
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,30 @@
	1	+
	2	+# PT4103-dat
	3	+
	4	+White LED Step-Up Converter
	5	+
	6	+The PT4103 is a step-up DC/DC converter designed for driving up to 8 white LEDs in series from a single cell Lithium Ion battery with constant current.
	7	+
	8	+Because it directly regulates output current, the PT4103 is ideal for driving light emitting diodes (LEDs) whose light intensity is proportional to the current passing through them, not the voltage across their terminals.
	9	+
	10	+A single external resistor sets LED current between 5mA and 20mA, which can then be easily adjusted using either a DC voltage or a pulse width modulated (PWM) signal.
	11	+
	12	+Its low 104mV feedback voltage reduces power loss and improves efficiency. The OV pin monitors the output voltage and turns off the converter if an over-voltage condition is present due to an open circuit condition. The PT4103 is available in SOT23-6 packages.
	13	+
	14	+## display backlight control
	15	+
	16	+control by LCD_PWM
	17	+
	18	+
	19	+![](2025-08-09-17-04-35.png)
	20	+
	21	+## application circuit
	22	+
	23	+![](2025-08-09-17-14-08.png)
	24	+
	25	+
	26	+
	27	+
	28	+## ref
	29	+
	30	+- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]
...	...	\ No newline at end of file

...	...	@@ -1,11 +0,0 @@
1		-
2		-# PT4115-dat
3		-
4		-[[PT4115E-datasheet.pdf]]
5		-
6		-
7		-Iout = 0.1/ Rs
8		-
9		-- Rs >= 0.082R
10		-
11		-Iout = 0.1/0.142241 = 0.7030 A
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,16 @@
	1	+
	2	+# PT4115-dat
	3	+
	4	+[[PT4115E-datasheet.pdf]]
	5	+
	6	+
	7	+Iout = 0.1/ Rs
	8	+
	9	+- Rs >= 0.082R
	10	+
	11	+Iout = 0.1/0.142241 = 0.7030 A
	12	+
	13	+
	14	+## ref
	15	+
	16	+- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,5 @@
	1	+
	2	+
	3	+# powTech-dat
	4	+
	5	+- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]
...	...	\ No newline at end of file

...	...	@@ -26,10 +26,11 @@
26	26
27	27	## desgin
28	28
29		-- [[4-layer-dat]]
	29	+- [[4-layer-dat]] - [[0402-dat]]
30	30
31	31	- [[PCB-form-dat]]
32	32
	33	+- [[BTB-dat]]
33	34
34	35	## ref
35	36

...	...	@@ -3,4 +3,6 @@
3	3
4	4	- [[MAX9812-dat]]
5	5
6		-- [[Electret-Condenser-Microphone-dat]]
...	...	\ No newline at end of file
	0	+- [[Electret-Condenser-Microphone-dat]]
	1	+
	2	+- [[audio-dat]]
...	...	\ No newline at end of file

...	...	@@ -38,6 +38,8 @@
38	38
39	39	- [[OPA1641-dat]] - [[NE5532-dat]] - [[AD828-dat]] - [[TL072-dat]]
40	40
	41	+- [[PAM-dat]] - [[diodes-dat]] - [[PAM8302-dat]]
	42	+
41	43	## Voltage Reference
42	44
43	45	LM258, LM358, LM358A, LM358E, LM2904, LM2904A, LM2904E, LM2904V, NCV2904

...	...	@@ -56,6 +56,16 @@ wiring to [[D1-dat]] - [[F133-dat]]
56	56	- https://github.com/kosme/arduinoFFT
57	57
58	58
	59	+## analog audio SCH
	60	+
	61	+- [[sensor-microphone-dat]]
	62	+
	63	+- [[PAM8301-dat]]
	64	+
	65	+![](2025-08-09-17-21-45.png)
	66	+
	67	+
	68	+
59	69	## ref
60	70
61	71	- [[video-dat]] - [[HDMI-dat]]

...	...	@@ -48,6 +48,7 @@ https://cdn.sparkfun.com/datasheets/Components/General/FQP30N06L.pdf
48	48
49	49	- [[SY7200-dat]] - [[silergy-dat]]
50	50
	51	+- [[powtech-dat]] - [[PT4103-dat]] - [[PT4115-dat]]
51	52
52	53
53	54	### ref

...	...	@@ -7,6 +7,7 @@
7	7
8	8	- [[fpc-ips-lcd]]
9	9
	10	+- [[parallel-display-dat]]
10	11
11	12	- [[LCD1602-dat]] - [[LCD-12864-dat]]
12	13
...	...	@@ -68,6 +69,8 @@ LCD data 24-bit
68	69
69	70	## ref
70	71
	72	+- [[LED-driver-dat]]
	73	+
71	74	- [[interactive-dat]]
72	75
73	76	- [[LCD]]
...	...	\ No newline at end of file

...	...	@@ -1,22 +0,0 @@
1		-
2		-# fpc-ips-lcd
3		-
4		-
5		-\| Common Size \| Status \| Pins \| Drive \| Specs W x H \| Installation \| Pins \|
6		-\| ----------- \| ------ \| ----- \| ------- \| ----------- \| ------------ \| -------------------------------------------------------- \|
7		-\| 0.96 \| Pick \| 8Pin \| ST7735 \| IPS 80*160 \| FPC \| LEDA GND RESET RS SDA SCL VDD CS \|
8		-\| 1.14 \| Pick \| 8Pin \| ST7789 \| 135 x 240 \| FPC \| LEDA GND RESET RS SDA SCL VDD CS \|
9		-\| 1.3'' \| \| 12Pin \| ST7789 \| IPS 240*240 \| \| GND LEDK LEDA VDD GND GND DC CS SCL SDA RESET GND \|
10		-\| 1.44'' \| Pick \| 14Pin \| ST7735 \| IPS 128*128 \| Soldering \| GND VSS LEDK LEDA VSS RST AO SDA SCK VDD VDDI CS VSS GND \|
11		-\| 1.77'' \| \| 10Pin \| ST7735 \| IPS 128*160 \| \|
12		-\| 1.77'' \| \| 12Pin \| ST7735 \| IPS 128*160 \| \| GND AO SCK SDA GND CS RSTB LEDK LEDA VCC VCC GND \|
13		-\| 1.77'' \| \| 14Pin \| ST7735 \| IPS 128*160 \| \|
14		-\| 2.0'' \| Pick \| 12Pin \| ST7789V \| IPS 240*320 \| Soldering \| GND LEDK LEDA VCI GND AO CS SCL SDA RESET GND \|
15		-\| 2.4'' \| \| 15Pin \| ST7789V \| IPS 240*320 \|
16		-\| 2.8'' \| Pick \| 12Pin \| ST7789 \| IPS 240*320 \| FPC \| LEDK LEDA GND VCC IOVCC TE CS RESET DC SCK SDA GND \|
17		-
18		-- [[ILC1075-dat]] - [[ilc1078-dat]]
19		-
20		-## SCH
21		-
22		-![](2024-12-26-15-22-01.png)
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,22 @@
	1	+
	2	+# fpc-ips-lcd
	3	+
	4	+
	5	+\| Common Size \| Status \| Pins \| Drive \| Specs W x H \| Installation \| Pins \|
	6	+\| ----------- \| ------ \| ----- \| ------- \| ----------- \| ------------ \| -------------------------------------------------------- \|
	7	+\| 0.96 \| Pick \| 8Pin \| ST7735 \| IPS 80*160 \| FPC \| LEDA GND RESET RS SDA SCL VDD CS \|
	8	+\| 1.14 \| Pick \| 8Pin \| ST7789 \| 135 x 240 \| FPC \| LEDA GND RESET RS SDA SCL VDD CS \|
	9	+\| 1.3'' \| \| 12Pin \| ST7789 \| IPS 240*240 \| \| GND LEDK LEDA VDD GND GND DC CS SCL SDA RESET GND \|
	10	+\| 1.44'' \| Pick \| 14Pin \| ST7735 \| IPS 128*128 \| Soldering \| GND VSS LEDK LEDA VSS RST AO SDA SCK VDD VDDI CS VSS GND \|
	11	+\| 1.77'' \| \| 10Pin \| ST7735 \| IPS 128*160 \| \|
	12	+\| 1.77'' \| \| 12Pin \| ST7735 \| IPS 128*160 \| \| GND AO SCK SDA GND CS RSTB LEDK LEDA VCC VCC GND \|
	13	+\| 1.77'' \| \| 14Pin \| ST7735 \| IPS 128*160 \| \|
	14	+\| 2.0'' \| Pick \| 12Pin \| ST7789V \| IPS 240*320 \| Soldering \| GND LEDK LEDA VCI GND AO CS SCL SDA RESET GND \|
	15	+\| 2.4'' \| \| 15Pin \| ST7789V \| IPS 240*320 \|
	16	+\| 2.8'' \| Pick \| 12Pin \| ST7789 \| IPS 240*320 \| FPC \| LEDK LEDA GND VCC IOVCC TE CS RESET DC SCK SDA GND \|
	17	+
	18	+- [[ILC1075-dat]] - [[ilc1078-dat]]
	19	+
	20	+## SCH
	21	+
	22	+![](2024-12-26-15-22-01.png)
...	...	\ No newline at end of file

...	...	@@ -0,0 +1,52 @@
	1	+
	2	+# DVP-display-dat
	3	+
	4	+DVP in the display context usually refers to the Digital Video Port interface. - [[parallel-display-dat]]
	5	+It’s a parallel interface commonly used in cameras, simple LCDs, or microcontroller-driven displays.
	6	+
	7	+## How it works
	8	+
	9	+
	10	+- Transfers pixel data in parallel (8, 16, or 24 data lines, depending on color depth).
	11	+- Uses synchronization signals:
	12	+ - HSYNC (Horizontal Sync) – signals the start of a new line
	13	+ - VSYNC (Vertical Sync) – signals the start of a new frame
	14	+ - PCLK (Pixel Clock) – latches each pixel’s data
	15	+- Can work with formats like RGB565, RGB888, or YUV422.
	16	+
	17	+## Key Characteristics
	18	+1. Simple protocol – no complex packetization (unlike MIPI-DSI).
	19	+2. Lower speed – parallel clock typically in the tens of MHz.
	20	+3. More pins needed – due to multiple parallel data lines.
	21	+4. Used in MCUs and simple SoCs – no need for high-speed serializers.
	22	+
	23	+## Common Uses
	24	+
	25	+
	26	+- Cheap TFT LCD modules with MCU controllers
	27	+- CMOS camera modules with parallel output
	28	+- Low-resolution displays in industrial or hobby projects
	29	+
	30	+## Comparison (DVP vs MIPI-DSI)
	31	+
	32	+\| Feature \| DVP (Digital Video Port) \| MIPI-DSI \|
	33	+\|-----------------\|---------------------------------\|------------------------------------\|
	34	+\| Data Transfer \| Parallel (8–24 data lines) \| High-speed serial (2–4 lanes) \|
	35	+\| Speed \| Tens of MHz \| Hundreds of MHz to Gbps \|
	36	+\| Pin Count \| High \| Low \|
	37	+\| Complexity \| Simple \| Complex, packetized \|
	38	+\| Use Case \| Simple displays, cameras \| High-res smartphone/tablet displays\|
	39	+
	40	+## SCH
	41	+
	42	+- [[F133-dat]]
	43	+
	44	+8-bit Y2 ~ Y9 // HSYNC + VSYNC + PCLK + XCLK + SCL + SDA + **RST
	45	+
	46	+![](2025-08-09-17-01-01.png)
	47	+
	48	+
	49	+
	50	+## ref
	51	+
	52	+- [[parallel-display-dat]]
...	...	\ No newline at end of file

...	...	@@ -59,4 +59,62 @@ THINE： THC63LVDM83C/83R/83D
59	59
60	60	DOESTEK: DTC34LM85A
61	61
62		-NationalSemiconductor: DS90C385
...	...	\ No newline at end of file
	0	+NationalSemiconductor: DS90C385
	1	+
	2	+
	3	+
	4	+
	5	+## RGB LCD 40P
	6	+
	7	+![](2025-08-09-17-16-12.png)
	8	+
	9	+power
	10	+- LEDK
	11	+- LEDA
	12	+- GND
	13	+- VCC
	14	+
	15	+red
	16	+- R0 - GND
	17	+- R1 - GND
	18	+- R2
	19	+- R3
	20	+- R4
	21	+- R5
	22	+- R6
	23	+- R7
	24	+
	25	+green
	26	+- G0 - GND
	27	+- G1 - GND
	28	+- G2
	29	+- G3
	30	+- G4
	31	+- G5
	32	+- G6
	33	+- G7
	34	+
	35	+blue
	36	+- B0 - GND
	37	+- B1 - GND
	38	+- B2
	39	+- B3
	40	+- B4
	41	+- B5
	42	+- B6
	43	+- B7
	44	+
	45	+- GND
	46	+- CLK
	47	+- DISP - 3V3
	48	+- HSYNC
	49	+- VSYNC
	50	+- DEN == LCD_DE
	51	+- NC - 3V3
	52	+- GND
	53	+
	54	+touch
	55	+- XR
	56	+- YD
	57	+- XL
	58	+- YU
...	...	\ No newline at end of file

...	...	@@ -1,3 +1,5 @@
1	1
2	2	# parallel-display-dat
3	3
	4	+- [[DVP-display-dat]] - [[RGB-LCD-dat]]
	5	+

...	...	@@ -0,0 +1,62 @@
	1	+
	2	+# AMOLED-dat
	3	+
	4	+## 1.9' AMOLED Display Module
	5	+
	6	+![](2025-08-09-16-33-18.png)
	7	+
	8	+
	9	+- 产品名称 == AMOLED显示屏
	10	+- 产品尺寸 == 1.91寸
	11	+- 分辨率 == 240x536
	12	+- 视角方向 == 全视角
	13	+- 驱动芯片 == RM67162Itd
	14	+- 接口类型 == MIPI
	15	+- 模块尺寸 == 22.4x51.320.75(mm)
	16	+- 显示区域 == 19.8x44.22(mm)
	17	+- 排针数量 == 插接40pin
	18	+- 工作电压 == 2.65~3.6V
	19	+- 工作温度 == 20~+70℃
	20	+- 显示颜色 == 彩色
	21	+
	22	+
	23	+![](2025-08-09-16-35-21.png)
	24	+
	25	+![](2025-08-09-16-34-55.png)
	26	+
	27	+
	28	+## AMOLED Display
	29	+
	30	+AMOLED stands for Active Matrix Organic Light-Emitting Diode.
	31	+
	32	+### How it works
	33	+- OLED part: Each pixel produces its own light using organic compounds that glow when electricity passes through them.
	34	+ → No need for a backlight (unlike LCD).
	35	+- Active Matrix part: Uses a thin-film transistor (TFT) layer to control each pixel individually, allowing fast refresh rates and better control.
	36	+
	37	+### Key Features
	38	+1. High Contrast – Pixels can turn completely off for true blacks.
	39	+2. Vivid Colors – Wide color gamut and saturation.
	40	+3. Thin & Flexible – Can be made on flexible substrates.
	41	+4. Power Efficient – Saves power when showing dark images.
	42	+5. Fast Response – Great for videos and animations.
	43	+
	44	+### Common Uses
	45	+- Smartphones
	46	+- Smartwatches
	47	+- High-end TVs
	48	+- VR headsets
	49	+
	50	+### Comparison (AMOLED vs LCD)
	51	+\| Feature \| AMOLED \| LCD \|
	52	+\|-----------------\|----------------------------\|------------------------------\|
	53	+\| Black Level \| True black (pixels off) \| Backlight leakage \|
	54	+\| Contrast \| Very high \| Lower \|
	55	+\| Viewing Angle \| Excellent \| Good, but not perfect \|
	56	+\| Power Usage \| Lower for dark screens \| Constant (backlight always on) \|
	57	+\| Thickness \| Thinner, can be flexible \| Thicker, rigid \|
	58	+
	59	+
	60	+## ref
	61	+
	62	+- [[OLED]] - [[AMOLED]]
...	...	\ No newline at end of file

...	...	@@ -1,6 +1,8 @@
1	1
2	2	# display-dat
3	3
	4	+- [[display-SDK-dat]]
	5	+
4	6	parallel interface LCDs - [[EDL-LCD-dat]]
5	7
6	8	SPI interface LCDs - [[EDS-LCD-dat]]

...	...	@@ -1,13 +0,0 @@
1		-
2		-# touchpanel-dat
3		-
4		-driver == GT911
5		-
6		-
7		-## NS2009-dat
8		-
9		-![](2025-07-16-13-12-53.png)
10		-
11		-## ref
12		-
13		-- [[LCD-dat]]
...	...	\ No newline at end of file

...	...	@@ -2,6 +2,9 @@
2	2	# touch-dat
3	3
4	4
	5	+- [[touch-dat]] - [[touchpanel-dat]]
	6	+
	7	+
5	8	## ref
6	9
7	10	- [[BS83A04A-3]]

...	...	@@ -0,0 +1,24 @@
	1	+
	2	+# touchpanel-dat
	3	+
	4	+
	5	+- [[touch-dat]] - [[touchpanel-dat]]
	6	+
	7	+driver == [[GT911-dat]]
	8	+
	9	+
	10	+## NS2009-dat
	11	+
	12	+![](2025-07-16-13-12-53.png)
	13	+
	14	+
	15	+## touchpanel-SDK-dat
	16	+
	17	+https://github.com/alex-code/GT911
	18	+
	19	+
	20	+
	21	+
	22	+## ref
	23	+
	24	+- [[LCD-dat]]
...	...	\ No newline at end of file

...	...	@@ -25,4 +25,9 @@ https://linux-sunxi.org/DongshanPi_Nezha_STU
25	25
26	26	## dongshanpi-no.1
27	27
28		-![](2025-08-08-12-35-15.png)
...	...	\ No newline at end of file
	0	+![](2025-08-08-12-35-15.png)
	1	+
	2	+
	3	+## ref
	4	+
	5	+- [[dongshanpi]]
...	...	\ No newline at end of file

...	...	@@ -50,6 +50,10 @@ CE6260 == 500mA CMOS LDO Regulator, Low Dropout Voltage, Dropout Voltage: 120mV@
50	50
51	51
52	52
	53	+## LDO array
	54	+
	55	+![](2025-08-09-17-21-03.png)
	56	+
53	57	## ref
54	58
55	59	- [[DC-dat]]

...	...	@@ -13,6 +13,8 @@
13	13
14	14	- [[CONN-power-dat]]
15	15
	16	+
	17	+
16	18	## workflow
17	19
18	20	1. design: [[power-dat]]