Board-dat/NGS/NGS1144-dat/2025-06-14-22-41-05.png
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Board-dat/NGS/NGS1144-dat/NGS1144-dat.md
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@@ -0,0 +1,65 @@
1
+
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+# NGS1144-dat
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+
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+chip version == A7670C
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+
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+## Board map
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+
8
+![](2025-06-14-22-41-05.png)
9
+
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+## Pin Definitions
11
+
12
+bottom pins
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+
14
+ 3V3 GND ()
15
+ UDP UDM ()
16
+ IO2 ADC ()
17
+ VBU LTX (VBUS, Log_TX)
18
+ LRX MO3 ()
19
+ MI3 IO1 ()
20
+ S1D S2D (SIM1_DET, SIM2_DET)
21
+ S2R S2V (SIM2_RST, SIM2_VDD)
22
+ S2C S2D (SIM2_CLK, SIM2_DATA)
23
+ LDC GND (LCD_DCX, GND)
24
+ LCS LRS (LCD: CS, RST)
25
+ LTX LRX ()
26
+ LBL LCK (LCD: Backlight, CLK)
27
+ VEX RST (VDD_EXT, RST)
28
+ SDI SOU (SPI_DIN, SPI_DOUT)
29
+ SCL SSY (SPI_CLK, SPI_SYNC)
30
+ TXD RXD ()
31
+ CTS RTS ()
32
+ DCD UOO (DCD, USB_BOOT)
33
+ DTR DI_ ()
34
+ PWR MPW ()
35
+
36
+top pins
37
+
38
+ MO6 MI6 ()
39
+ SDA SCL ()
40
+ EAP EAN (ear)
41
+ MIP MIN (mic)
42
+ MO2 GND ()
43
+ MI2 IO3 ()
44
+ U3R U3T ()
45
+ BAT BAD (VBAT, VBAT_ADC)
46
+ CSD GVB (CAM_I2S_SDA, GNSS_VBK)
47
+ GND CSC (GND, CAM_I2S_SCL)
48
+ --- ---
49
+ CPW GND (CAM_PWDN, GND)
50
+ CMC CRS (CAM_MCLK, CAM_RST)
51
+ CD1 CD0 (CAM_SPI_D1, CAM_SPI_D0)
52
+ GTX CCK (GNSS_TX, CAM_SPI_CLK)
53
+ 1V8 GRX (1V8, GNSS_RX)
54
+ IO4 NET ()
55
+ GND BAT ()
56
+ MO5 STU (MO5, Status)
57
+ GNP MI5 (GNSS_PWRCTRL, MI5)
58
+ PPS 2V8 ()
59
+
60
+
61
+## ref
62
+
63
+- [[A7670-dat]] - [[SIMCOM-dat]]
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+
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+- [[NGS1144]]
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Board-dat/NGS/NGS1149-dat/NGS1149-dat.md
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@@ -0,0 +1,9 @@
1
+
2
+# NGS1149-dat
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+
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+chip version == A7670SA
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+
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+- read more information at page [[NGS1144-dat]]
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+
8
+
9
+
Chip-cn-dat/TP-dat/TP4056-dat/TP4056-dat.md
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@@ -3,10 +3,12 @@
3 3
4 4
- [legacy wiki page](https://w.electrodragon.com/w/TP4056)
5 5
6
+- [[battery-dat]] - [[battery-pack-dat]]
7
+
6 8
7 9
## boards
8 10
9
-- [[OPM1156-dat]]
11
+- [[OPM1156-dat]] - [[OPM1083-dat]]
10 12
11 13
12 14
Tech-dat/Network-dat/M2M-dat/M2M-dat.md
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@@ -168,6 +168,13 @@ Table 22: LTE mode NETLIGHT pin status
168 168
169 169
- [[diode-dat]] - [[dcdc-buck-dat]] -
170 170
171
+
172
+
173
+## reference design
174
+
175
+- [[GNSS-dat]] - [[antenna-dat]] - [[SIM-dat]]
176
+
177
+
171 178
## ref
172 179
173 180
- [[M2M]]
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Tech-dat/antenna-dat/3in1-antenna-dat/2025-06-14-22-37-00.png
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Tech-dat/antenna-dat/3in1-antenna-dat/3in1-antenna-dat.md
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@@ -0,0 +1,21 @@
1
+
2
+# 3in1-antenna-dat
3
+
4
+a combination footprint to support three types of antenna: [[IPEX-dat]], [[SMA-dat]], single-pole antenna.
5
+
6
+- [[IPEX-dat]] == for limited physical size to fit in
7
+- [[SMA-dat]] == robust connection
8
+- single-pole antenna == single cheap solution
9
+
10
+The default populated antenna socket by us will be IPEX
11
+
12
+![](2025-06-14-22-37-00.png)
13
+
14
+
15
+
16
+
17
+
18
+
19
+## ref
20
+
21
+- [[antenna-dat]]
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Tech-dat/antenna-dat/antenna-DAT.md
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@@ -11,7 +11,7 @@ type of antennas by frequency == [[antenna-location-dat]] - [[antenna-GNSS-dat]]
11 11
12 12
type of antennas by connector == [[antenna-SMA-dat]] - [[antenna-IPEX-dat]] - [[antenna-UFL-dat]]
13 13
14
-
14
+- [[3in1-antenna-dat]]
15 15
16 16
17 17
# Antenna Comparison Table
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@@ -126,4 +126,6 @@ It works by using inductors and capacitors. The inductor blocks the RF signal bu
126 126
127 127
## ref
128 128
129
+- [[M2M-dat]]
130
+
129 131
- [[antenna]]
app-dat/RC-dat/RC-dat.md
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@@ -32,4 +32,8 @@
32 32
33 33
## RC - manufacturers
34 34
35
-- [[Wfly-dat]] - [[betaFPV-dat]] - [[speedybee-dat]]
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\ No newline at end of file
0
+- [[Wfly-dat]] - [[betaFPV-dat]] - [[speedybee-dat]]
1
+
2
+## Teardown post
3
+
4
+[Tear down and Learn a good-build $20 RC Toy Car](https://www.electrodragon.com/disassemble-and-learn-a-good-build-20-rc-toy-car/)
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