2.2 KiB
2.2 KiB
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 | 25 - 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? - Not Connected/GPIO? | 3.3 V | NOT 5 V TOLERANT |
| Green | 5 - RXD | UART Receive | 8 - UART Transmit | 3.3 V | NOT 5 V TOLERANT |
| Grey | 3 - TXD | UART Transmi t | 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 | 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 |