2.7 KiB
2.7 KiB
Pins
Setup
todo: splitter todo: buy links
yellow - 3.3v - pi physical #17 (3.3) black - gnd - pi physical #6 (gnd) white - pps - pi Physical #12 (gpio 18) blue - rx (module) to tx (pi) pi physical #8 (tx) green - tx (module) to rx (pi) pi physical #10 (rx) baud 9600
rtc WORKING! red - 3.3v - pi physical #1 (3.3) black - gnd - pi physical #9 (gnd) brown - scl - pi physical #5 (i2c clock) green - sda - pi physical #3 (i2c data)
OLD
U-BLOX LEA-M8T-0-10 HUAWEI GPS Module
Pins are 2mm pitch 3.3 Volts
| Cable | Module Pin | Module Pin Meaning | Raspberry Pi 4 Pin | Voltage | Notes |
|---|---|---|---|---|---|
| Red | 2 - VCC | Voltage In | 1 - 3.3 Volts Out (Split) | 3.3 V | NOT 5 V TOLERANT |
| Black | 8 - GND | Ground | 6 - Ground | 3.3 V? | UNKNOWN 3 V AND 5 V TOLERANCES |
| Yellow | 4 - RST | Hardware Reset | NC? - Not Connected/GPIO? | 3.3 V | NOT 5 V TOLERANT |
| White | 6 - TP1 | Time Pulse 1/PPS | 12 - GPIO 18 | 3.3 V | NOT 5 V TOLERANT |
| Purple | 7 - TP2 | Time Pulse 2/PPS | NC? (16 - GPIO 23) | 3.3 V | NOT 5 V TOLERANT |
| Green | 5 - RXD | UART Receive | 8 - UART Transmit | 3.3 V | NOT 5 V TOLERANT |
| Grey | 3 - T59XD | UART Transmit | 10 - UART Receive | 3.3 V | NOT 5 V TOLERANT |
| Orange | 1 - VCC_ANT | Antenna Power Supply | NC? Regulated Power Supply | 5.0 V Max 100 mA | MUST USE REGULATED POWER SUPPLY AND UNKNOWN 3 V TOLERANCE |
Adafruit DS3231 Precision RTC Breakout
Pins are 2.54mm pitch 3.3 Volts
| Cable | Module Pin | Module Pin Meaning | Raspberry Pi 4 Pin | Voltage |
|---|---|---|---|---|
| Red | 1 - VIN | Voltage In | 1 - 3v3 Volts Out (Split) | 3.3 V |
| Black | 2 - GND | Ground | 9 - Ground | 3.3 V |
| Brown | 3 - SCL | I2C Clock | 5 - GPIO 4 / SCL1 | 3.3 V |
| Green | 4 - SDA | I2C Data | 3 - GPIO 2 / SDA1 | 3.3 V |