Chip-cn-dat/3peak-dat/3peak-dat.md
... ...
@@ -0,0 +1,9 @@
1
+
2
+# 3peak-dat
3
+
4
+- Ultra-Low Noise, 3.5MHz, Zero Drift,RRIO Op-amps
5
+
6
+datasheet TP5551 == [[Datasheet_TP5551-TP5552-TP5554.pdf]]
7
+
8
+
9
+- [[op-amp-dat]]
... ...
\ No newline at end of file
Chip-cn-dat/3peak-dat/Datasheet_TP5551-TP5552-TP5554.pdf
... ...
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Chip-cn-dat/chip-cn-dat.md
... ...
@@ -30,6 +30,11 @@
30 30
31 31
- [[injoinic-dat]] - [[IP5306-dat]]
32 32
33
+- [[3peak-dat]]
34
+
35
+- [[chipsea-dat]]
36
+
37
+
33 38
- [[DJI-dat]]
34 39
35 40
Chip-cn-dat/chipsea-dat/2025-07-13-01-37-41.png
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Chip-cn-dat/chipsea-dat/CHIPSEA-CS32L010F8U6-R-QFN20.pdf
... ...
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Chip-cn-dat/chipsea-dat/chipsea-dat.md
... ...
@@ -0,0 +1,14 @@
1
+
2
+# chipsea-dat
3
+
4
+CHIPSEA CS32L010F8U6(R)_QFN20 - datasheet == [[CHIPSEA-CS32L010F8U6-R-QFN20.pdf]]
5
+
6
+![](2025-07-13-01-37-41.png)
7
+
8
+PROG test pins == NRST / SWDCLK / SWDIO / VCC / GND
9
+
10
+price == 0.5 RMB
11
+
12
+## ref
13
+
14
+- [[STM32-clone-dat]]
... ...
\ No newline at end of file
Chip-dat/OmniVision-dat/OV9281-dat/2025-07-13-01-59-07.png
... ...
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Chip-dat/OmniVision-dat/OV9281-dat/OV9281-DataSheet.pdf
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Chip-dat/OmniVision-dat/OV9281-dat/OV9281-dat.md
... ...
@@ -0,0 +1,14 @@
1
+
2
+# OV9281-dat
3
+
4
+The global shutter camera module utilizes the OV9281 photosensitive chip, featuring a 3μm x 3μm pixel size and OmniPixel3-GSTM technology.
5
+
6
+The global shutter technology allows for simultaneous exposure of all pixels, eliminating motion distortion, and enhancing the ability to capture fast-moving objects with clarity.
7
+
8
+Its 1280x800 resolution and 1 million pixels ensure detailed image capture even in low-light environments, making it ideal for applications like night monitoring and indoor shooting where lighting conditions may be suboptimal.
9
+
10
+- datasheet == [[OV9281-DataSheet.pdf]]
11
+
12
+## camera interface
13
+
14
+![](2025-07-13-01-59-07.png)
... ...
\ No newline at end of file
Chip-dat/OmniVision-dat/OmniVision-dat.md
... ...
@@ -5,6 +5,8 @@ legacy wiki page - https://w.electrodragon.com/w/OV_Camera
5 5
6 6
## Chip Overview
7 7
8
+- [[OV9281-dat]]
9
+
8 10
| Type | Mega pixels | Replace old version | Specs |
9 11
| -------------- | ----------- | ------------------- | --------------- |
10 12
| [[OV7670-dat]] | 30 MP | | |
Chip-dat/SONY-dat/2025-07-13-02-05-03.png
... ...
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Chip-dat/SONY-dat/2025-07-13-02-06-12.png
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Binary files /dev/null and b/Chip-dat/SONY-dat/2025-07-13-02-06-12.png differ
Chip-dat/SONY-dat/IMX219-DataSheet.pdf
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Chip-dat/SONY-dat/SONY-dat.md
... ...
@@ -0,0 +1,42 @@
1
+
2
+# SONY-dat
3
+
4
+## Camera
5
+
6
+- [[camera-dat]]
7
+
8
+### IMX219
9
+
10
+- [[IMX219-dat]] datasheet == [[IMX219-DataSheet.pdf]]
11
+
12
+Diagonal 4.60 mm (Type 1/4.0) 8 Mega-Pixel CMOS Image Sensor with Square Pixel for Color Cameras
13
+
14
+![](2025-07-13-02-05-03.png)
15
+
16
+#### High-Resolution (3280x2464) Imaging
17
+
18
+With an 8MP resolution (3280x2464), this Raspberry Pi 5 camera module delivers sharp, detailed images, ensuring high-quality output for both static and dynamic content. The 79.3° field of view guarantees comprehensive capture without distortion, making it suitable for a wide range of applications, including security cameras and visual inspections.
19
+
20
+
21
+Figure: IMX219-77-4Lane 8MP Raspberry Pi 5 Camera Module Test Shot at 50cm - Approximate Horizontal Field: 62cm, Vertical Field: 47cm (Manual Measurement, Allow for Error)
22
+
23
+#### How to Choose IMX219-77-4Lane camera module
24
+
25
+The IMX219-77-4Lane camera module is available in two versions:
26
+
27
+79° FOV (this one) and 120° FOV. The 79° FOV version offers a narrower, more focused field of view, making it ideal for applications requiring precision and detail, such as industrial automation, object recognition, and close-range inspections.
28
+
29
+The 120° FOV wide-angle version, designed for broader area capture, is perfect for security surveillance, smart home monitoring, autonomous robots, and large-scale visual inspections. Its wider field of view allows for fewer cameras to cover larger spaces, reducing blind spots in monitoring systems.
30
+
31
+#### camera interface
32
+
33
+![](2025-07-13-02-06-12.png)
34
+
35
+
36
+### IMX378
37
+
38
+- [[IMX378-dat]]
39
+
40
+## ref
41
+
42
+- [[chip-dat]]
... ...
\ No newline at end of file
Chip-dat/ST-dat/STM32-clone-dat/STM32-clone-dat.md
... ...
@@ -1,6 +1,7 @@
1 1
2 2
# STM32-clone-dat
3 3
4
+- [[chipsea-dat]]
4 5
5 6
## code
6 7
Chip-dat/TI-dat/ADS1115-dat/ADS1115-dat.md
... ...
@@ -0,0 +1,9 @@
1
+
2
+# ADS1115-dat
3
+
4
+[datasheet link ](https://www.ti.com/lit/ds/symlink/ads1115.pdf)
5
+
6
+![](ADS1115-sch.png)
7
+
8
+
9
+- [[TP5551-dat]] - [[LM7705-dat]]
... ...
\ No newline at end of file
Chip-dat/TI-dat/ADS1115-dat/ADS1115-sch.png
... ...
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Chip-dat/TI-dat/LM7705-dat/2025-07-13-01-35-05.png
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Chip-dat/TI-dat/LM7705-dat/2025-07-13-01-35-17.png
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Chip-dat/TI-dat/LM7705-dat/LM7705-dat.md
... ...
@@ -0,0 +1,12 @@
1
+
2
+# LM7705-dat
3
+
4
+LM7705 Low-Noise Negative Bias Generator
5
+
6
+## SCH
7
+
8
+![](2025-07-13-01-35-05.png)
9
+
10
+typ. SCH
11
+
12
+![](2025-07-13-01-35-17.png)
... ...
\ No newline at end of file
Chip-dat/TI-dat/TI-dat.md
... ...
@@ -1,4 +1,36 @@
1 1
2 2
# TI-dat.md
3 3
4
-- [[TI-power-dat]]
... ...
\ No newline at end of file
0
+- [[TI-dat]]
1
+
2
+- [[LM7705-dat]] - [[LM358-dat]] - [[LM386-dat]] - [[LM393-dat]]
3
+
4
+- [[ADS1115-dat]]
5
+
6
+- [[MAX3232-dat]]
7
+
8
+- [[NE555-dat]]
9
+
10
+- [[OPA1641-dat]]
11
+
12
+- [[TI-AMP-dat]]
13
+
14
+- [[TI-audio-dat]]
15
+
16
+- [[TI-logic-dat]]
17
+
18
+- [[TI-motor-dat]]
19
+
20
+- [[TI-network-dat]]
21
+
22
+- [[TI-power-dat]]
23
+
24
+- [[TI-sensor-dat]]
25
+
26
+- [[TI-signal-dat]]
27
+
28
+- [[ULN2803-dat]]
29
+
30
+## ref
31
+
32
+- [[chip-dat]]
... ...
\ No newline at end of file
Chip-dat/bosch-dat/2025-07-13-01-22-49.png
... ...
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Chip-dat/bosch-dat/2025-07-13-02-10-57.png
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Chip-dat/bosch-dat/2025-07-13-02-13-16.png
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Chip-dat/bosch-dat/bosch-dat.md
... ...
@@ -14,3 +14,51 @@ Integrated MCU + flash. Integrated sensor fusion.
14 14
https://www.bosch-sensortec.com/products/smart-sensor-systems/bno055/
15 15
16 16
17
+## BME688
18
+
19
+![](2025-07-13-01-22-49.png)
20
+
21
+The BME688 AI environmental sensor is a cutting-edge MEMS device that integrates temperature, humidity, barometric pressure, and VOC detection into a compact unit. With ±0.5°C temperature, ±3% humidity, and ±0.6 hPa pressure accuracy.
22
+
23
+It supports I2C/SPI communication for real-time data collection and is compatible with Arduino, Raspberry Pi, ESP32/ESP8266, making it ideal for indoor air quality monitoring, smart home systems, industrial safety, and AI-driven environmental research.
24
+
25
+- [[logic-level-shifter-dat]]
26
+
27
+## BMM350
28
+
29
+- [[3-Axis-Magnetic-dat]]
30
+
31
+BMM350 3-axis geomagnetic sensor is designed to measure magnetic fields across three vertical axes and functions as a compass.
32
+
33
+Utilizing Bosch's patented FlipCore technology, this sensor provides accurate spatial orientation without the need for calibration.
34
+
35
+It maintains compatibility with the previous BMM150 series while delivering enhanced performance, including lower power consumption and improved measurement capabilities.
36
+
37
+The BMM350 is powered by the groundbreaking TMR (tunnel magnetoresistance) technology, coupled with a distinctive field shock recovery feature that fortifies the device against interference from external magnetic fields, guaranteeing consistent high-precision measurements.
38
+
39
+Notably, the BMM350 introduces I3C communication, offering advanced data transmission capabilities that enhance sensor integration and reduce wiring complexity.
40
+
41
+### Field Shock Recovery Function
42
+
43
+Powered by TMR (Tunneling Magneto Resistive) technology, the BMM350 features Field Shock Recovery, ensuring stable performance even when exposed to external magnetic field disturbances. This function makes the sensor highly robust, providing reliable and consistent data in dynamic environments.
44
+
45
+
46
+### Improved Sample Rate and I3C Communication
47
+
48
+The BMM350 supports a high sample rate of up to 400Hz, delivering real-time data crucial for applications like AR/VR, AGV geomagnetic navigation, and drones. Additionally, its newly added I3C communication protocol enables faster data transmission and allows multiple sensors to be connected on a single bus, reducing wiring complexity and improving overall system efficiency.
49
+
50
+### High Precision, Low Power Consumption, and Wide Measurement Range
51
+
52
+The BMM350 offers a significant improvement in measurement accuracy compared to its predecessor, the BMM150. It operates with an ultra-low current of just 200μA in normal mode at a 100Hz sample rate, making it ideal for battery-powered devices. With a measurement range of ±2000μT across all three axes, it can handle a broad spectrum of magnetic fields, accommodating both high and low field strengths for various applications.
53
+
54
+![](2025-07-13-02-10-57.png)
55
+
56
+Comparison Table of BMM150 and BMM350
57
+
58
+### SCH
59
+
60
+![](2025-07-13-02-13-16.png)
61
+
62
+## ref
63
+
64
+- [[chip-dat]]
... ...
\ No newline at end of file
Chip-dat/chip-dat.md
... ...
@@ -45,6 +45,9 @@ from a to z
45 45
46 46
- [[MPS-dat]]
47 47
48
+- [[raspberry-pi-dat]]
49
+
50
+
48 51
49 52
## function
50 53
Chip-dat/raspberry-pi-dat/raspberry-pi-dat.md
... ...
@@ -12,5 +12,12 @@
12 12
- [[RPI-HDK-dat]]
13 13
14 14
15
+## chips
15 16
16
-- [[RP2040-dat]]
... ...
\ No newline at end of file
0
+- [[RP2040-dat]] - [[RP2350-dat]]
1
+
2
+## ref
3
+
4
+- [[chip-dat]]
5
+
6
+- [[MCU-dat]]
... ...
\ No newline at end of file
Tech-dat/Interface-dat/I2C-dat/I2C-dat.md
... ...
@@ -113,7 +113,7 @@ initiate check
113 113
- https://randomnerdtutorials.com/esp32-i2c-communication-arduino-ide/#1
114 114
115 115
116
-
116
+- [[logic-level-shifter-dat]]
117 117
118 118
119 119
- [[arduino-dat]]
Tech-dat/MCU-dat/mcu-dat.md
... ...
@@ -3,7 +3,7 @@
3 3
4 4
- [[CPLD-dat]] - [[RISC-V-dat]]
5 5
6
-- [[STM32-dat]]
6
+- [[STM32-dat]] - [[STM32-clone-dat]]
7 7
8 8
- [[AVR-dat]] - [[tinyAVR-dat]] - [[attiny-dat]] - [[atmega-dat]] - [[atsamd21-dat]]
9 9
... ...
@@ -11,7 +11,7 @@
11 11
12 12
- [[8051-dat]]
13 13
14
-
14
+- [[raspberry-pi-dat]]
15 15
16 16
17 17
## Common-used MCU support OTA and configure
Tech-dat/Sensor-dat/3-Axis-Magnetic-Sensor-dat/3-Axis-Magnetic-Sensor-dat.md
... ...
@@ -1,56 +0,0 @@
1
-
2
-# 3-Axis-Magnetic-Sensor-dat
3
-
4
-- 3-Axis Magnetic Sensor QMC5883L
5
-
6
-- [[HMC5983-dat]] - [[HMC5883-dat]] - [[honeywell-dat]]
7
-
8
-
9
-## compass sensor
10
-
11
-A compass sensor, also known as a magnetometer, is an electronic device that measures the direction and strength of magnetic fields.
12
-
13
-Its primary function is to determine direction relative to the Earth's magnetic poles (magnetic North and South).
14
-
15
-Here's a simple breakdown:
16
-
17
-- **Detects Earth's Magnetic Field**: The Earth acts like a giant magnet, creating a magnetic field around it.
18
-- **Senses Field Lines**: The compass sensor contains materials that are sensitive to these magnetic field lines.
19
-- **Outputs Directional Data**: Based on how it aligns with or measures the local magnetic field, the sensor outputs data that can be interpreted as a heading or direction (e.g., North, South, East, West, or a specific degree).
20
--
21
-**In essence, it tells you which way is North (magnetically).**
22
-
23
-This information is then used by various devices for navigation, orientation, and other applications where knowing direction is important.
24
-
25
-
26
-
27
-
28
-## what a compass sensor does for a drone?
29
-
30
-For a drone, a compass sensor (magnetometer) is crucial for determining its heading or orientation relative to magnetic North. This information is vital for several key functions:
31
-
32
-**Navigation and Waypoint Flying:**
33
-
34
-To fly to a specific GPS coordinate (waypoint), the drone needs to know not only its current location (from GPS) but also which direction it's pointing. The compass provides this heading information, allowing the flight controller to steer the drone accurately towards the target.
35
-
36
-Without a compass, the drone might know where it is, but not which way it's facing, making autonomous navigation very difficult or impossible.
37
-
38
-**Maintaining Stable Flight and Orientation:**
39
-
40
-The flight controller uses compass data, along with data from other sensors like gyroscopes and accelerometers (in an IMU - Inertial Measurement Unit), to understand and maintain its orientation in 3D space.
41
-
42
-It helps the drone to fly in a straight line even if there's wind, as the flight controller can correct the drone's orientation based on the compass heading.
43
-
44
-**"Return to Home" (RTH) Feature:**
45
-
46
-When the RTH function is activated, the drone needs to know which direction "home" (the takeoff point) is. The compass provides the heading reference to orient itself correctly for the return journey.
47
-
48
-**Position Hold / Loiter Mode:**
49
-
50
-When a drone is in a "loiter" or "position hold" mode, it tries to stay in one spot. The compass helps it maintain its heading while the GPS helps it maintain its location, preventing it from drifting or spinning unintentionally.
51
-
52
-**Intelligent Flight Modes:**
53
-
54
-Many advanced flight modes, like "Point of Interest" (where the drone circles an object) or "Follow Me," rely on accurate heading information from the compass to execute maneuvers correctly.
55
-
56
-In summary, the compass sensor tells the drone which way it's pointing, which is fundamental for controlled flight, navigation, and many of its automated features. Interference with the compass (e.g., from nearby metal objects or strong magnetic fields) can lead to erratic flight behavior, often called a "toilet bowl effect" where the drone circles uncontrollably.
... ...
\ No newline at end of file
Tech-dat/Sensor-dat/3-Axis-Magnetic-dat/2025-07-13-02-11-47.png
... ...
Binary files /dev/null and b/Tech-dat/Sensor-dat/3-Axis-Magnetic-dat/2025-07-13-02-11-47.png differ
Tech-dat/Sensor-dat/3-Axis-Magnetic-dat/3-Axis-Magnetic-dat.md
... ...
@@ -0,0 +1,76 @@
1
+
2
+# 3-Axis-Magnetic-Sensor-dat
3
+
4
+- 3-Axis Magnetic Sensor QMC5883L
5
+
6
+- [[HMC5983-dat]] - [[HMC5883-dat]] - [[honeywell-dat]]
7
+
8
+- [[bosch-dat]] - [[BMM350-dat]]
9
+
10
+- [[I2C-dat]]
11
+
12
+
13
+## compass sensor
14
+
15
+A compass sensor, also known as a magnetometer, is an electronic device that measures the direction and strength of magnetic fields.
16
+
17
+Its primary function is to determine direction relative to the Earth's magnetic poles (magnetic North and South).
18
+
19
+Here's a simple breakdown:
20
+
21
+- **Detects Earth's Magnetic Field**: The Earth acts like a giant magnet, creating a magnetic field around it.
22
+- **Senses Field Lines**: The compass sensor contains materials that are sensitive to these magnetic field lines.
23
+- **Outputs Directional Data**: Based on how it aligns with or measures the local magnetic field, the sensor outputs data that can be interpreted as a heading or direction (e.g., North, South, East, West, or a specific degree).
24
+-
25
+**In essence, it tells you which way is North (magnetically).**
26
+
27
+This information is then used by various devices for navigation, orientation, and other applications where knowing direction is important.
28
+
29
+
30
+
31
+
32
+## what a compass sensor does for a drone?
33
+
34
+For a drone, a compass sensor (magnetometer) is crucial for determining its heading or orientation relative to magnetic North. This information is vital for several key functions:
35
+
36
+**Navigation and Waypoint Flying:**
37
+
38
+To fly to a specific GPS coordinate (waypoint), the drone needs to know not only its current location (from GPS) but also which direction it's pointing. The compass provides this heading information, allowing the flight controller to steer the drone accurately towards the target.
39
+
40
+Without a compass, the drone might know where it is, but not which way it's facing, making autonomous navigation very difficult or impossible.
41
+
42
+**Maintaining Stable Flight and Orientation:**
43
+
44
+The flight controller uses compass data, along with data from other sensors like gyroscopes and accelerometers (in an IMU - Inertial Measurement Unit), to understand and maintain its orientation in 3D space.
45
+
46
+It helps the drone to fly in a straight line even if there's wind, as the flight controller can correct the drone's orientation based on the compass heading.
47
+
48
+**"Return to Home" (RTH) Feature:**
49
+
50
+When the RTH function is activated, the drone needs to know which direction "home" (the takeoff point) is. The compass provides the heading reference to orient itself correctly for the return journey.
51
+
52
+**Position Hold / Loiter Mode:**
53
+
54
+When a drone is in a "loiter" or "position hold" mode, it tries to stay in one spot. The compass helps it maintain its heading while the GPS helps it maintain its location, preventing it from drifting or spinning unintentionally.
55
+
56
+**Intelligent Flight Modes:**
57
+
58
+Many advanced flight modes, like "Point of Interest" (where the drone circles an object) or "Follow Me," rely on accurate heading information from the compass to execute maneuvers correctly.
59
+
60
+In summary, the compass sensor tells the drone which way it's pointing, which is fundamental for controlled flight, navigation, and many of its automated features. Interference with the compass (e.g., from nearby metal objects or strong magnetic fields) can lead to erratic flight behavior, often called a "toilet bowl effect" where the drone circles uncontrollably.
61
+
62
+
63
+## applications
64
+
65
+Applications
66
+- AR/VR: Enhances spatial orientation in augmented and virtual reality environments.
67
+- E-compass: Offers reliable directional data for navigation devices.
68
+- AGV Geomagnetic Navigation: Supports automated guided vehicles with precise positioning.
69
+- Drones: Improves stability and navigation accuracy in aerial applications.
70
+
71
+![](2025-07-13-02-11-47.png)
72
+
73
+
74
+## ref
75
+
76
+- [[sensor-dat]]
... ...
\ No newline at end of file
Tech-dat/amplifier-dat/op-amp-dat/op-amp-dat.md
... ...
@@ -0,0 +1,4 @@
1
+
2
+# op-amp-dat
3
+
4
+- [[3peak-dat]] - TP5551
... ...
\ No newline at end of file
Tech-dat/logic-dat/Logic-level-shifter-dat/2025-07-13-01-24-51.png
... ...
Binary files /dev/null and b/Tech-dat/logic-dat/Logic-level-shifter-dat/2025-07-13-01-24-51.png differ
Tech-dat/logic-dat/Logic-level-shifter-dat/2025-07-13-02-12-39.png
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Tech-dat/logic-dat/Logic-level-shifter-dat/Logic-level-shifter-dat.md
... ...
@@ -5,6 +5,9 @@
5 5
6 6
- [[MSP1007-dat]]
7 7
8
+
9
+
10
+
8 11
## Chip and solutions
9 12
10 13
### bidirection logic shifter
... ...
@@ -39,11 +42,14 @@ For the same reason, the TXB0108 should not be used in applications such as I2C
39 42
40 43
Make sure the VCCA ≤VCCB.
41 44
42
-## Simple logic shifter for VBAT
45
+### Simple logic shifter for VBAT
43 46
44 47
45 48
![](2025-04-18-18-57-43.png)
46 49
50
+
51
+
52
+
47 53
## logic level shifter for UART
48 54
49 55
![](2025-07-10-18-34-29.png)
... ...
@@ -51,6 +57,15 @@ Make sure the VCCA ≤VCCB.
51 57
- Diode + pull-up resistor on RXD
52 58
53 59
60
+## Simple I2C shifter
61
+
62
+- [[I2C-dat]]
63
+
64
+![](2025-07-13-01-24-51.png)
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+
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+![](2025-07-13-02-12-39.png)
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+
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+
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## ref
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56 71
- [[logic-shifter]]
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\ No newline at end of file
Tech-dat/sensor-camera-dat/2025-07-13-01-58-00.png
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Binary files /dev/null and b/Tech-dat/sensor-camera-dat/2025-07-13-01-58-00.png differ
Tech-dat/sensor-camera-dat/Camera-dat.md
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@@ -23,6 +23,8 @@
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24 24
[[OmniVision-dat]]
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26
+- [[OV9281-dat]]
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+
26 28
- [[OV2710-dat]]
27 29
28 30
- [[ov5659-dat]] - [[ov2659-dat]]
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@@ -33,6 +35,11 @@
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34 36
OV series boards - [[SCM1008-dat]] - [[SCM1009-dat]] - [[SCM1017-dat]] - [[SCM1024-dat]] - [[SCM1020-dat]] - [[SCM1004-dat]]
35 37
38
+- [[SONY-dat]]
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+
40
+## selection table
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+
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+![](2025-07-13-01-58-00.png)
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## Camera Interface
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tools-dat/multimeter-dat/multimeter-dat.md
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@@ -0,0 +1,12 @@
1
+
2
+# multimeter-dat
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+
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+## DM3058/E Series
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+
6
+DM3058 / DM3058E is an economical 5.5-digit digital multimeter. It is designed for the test requirements of high accuracy, multi-function and automatic measurement. It integrates the functions of automatic measurement, multiple mathematical transformations and any sensor measurement. It provides USB, GPIB (DM3058 only), LAN (DM3058 only) and RS232 interfaces.
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+
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+https://eu.rigol.com/eu/products/DM_Detail/DM3058
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+
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+## ref
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+
12
+- [[instrument-dat]]
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\ No newline at end of file