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nyan:boxes [2025/05/12 00:52] rivernyan:boxes [2025/05/13 08:23] (current) river
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 === Pico Internal Wiring to Connector === === Pico Internal Wiring to Connector ===
  
-Red     | USB VBus +Red     | USB VBus | 
-Black   | Ground +Black   | Ground | 
-Yellow  | USB D+ +Yellow  | USB D+ | 
-Blue    | USB D- +Blue    | USB D- | 
-Grey    | Boot +Grey    | Boot   |  
-Green   | SWDCLK +Green   | SWDCLK | 
-White   | SWDIO+White   | SWDIO  |
  
 +=== Debug Cable ===
 +
 +9 pin blue waterproof connector for flash / debug of boxes. Pinout as above.
 +
 +Cable end has:
 +  * USB plug
 +  * 3 pin dupont socket as pico debug: orange: SWDCLK, black: ground, yellow: SWDIO. 
 +  * Brown dupont: pin 9, BOOT.
  
 ===== 0 ===== ===== 0 =====
Line 37: Line 45:
  
   * Pi 5. Has official fan heatsink.   * Pi 5. Has official fan heatsink.
-  * Heltec WSL V3+  * <del>Heltec WSL V3</del> Replaced with Heltec V3. Connector broke on the WSL.
   * INA3221. CH1: 50mR, power input. CH2: 5V converter output, voltage only.   * INA3221. CH1: 50mR, power input. CH2: 5V converter output, voltage only.
   * Lightning sensor   * Lightning sensor
Line 44: Line 52:
   * PoE splitter   * PoE splitter
  
-Pi is connected as a JTAG debug probe to the Heltec.+<del>Pi is connected as a JTAG debug probe to the Heltec.</del>
  
 RS422 UART board screw terminals are connected externally. Additionally, the signals and ground are connected with soldered wires to the USB RS422 interface. The colours are misleading: green is A+, red ground, black B-. RS422 UART board screw terminals are connected externally. Additionally, the signals and ground are connected with soldered wires to the USB RS422 interface. The colours are misleading: green is A+, red ground, black B-.
nyan/boxes.1747011120.txt.gz · Last modified: by river

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