PymateIO-Expansion-Connector
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Abstract
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Expansion Connector
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | /SRST | Placed LOW when reset is activated. | |
| 2 | GND | Power | Common Ground |
| 3 | I2C4_SCL | I2C | I2C Bus clock signal. |
| 4 | I2C4_SDA | I2C | I2C Bus data signal. |
| 5 | I2C4_SMB | GPIO | Can be used as GPIO, Interrupt Pin, OneWire, second SPI bss.
Usage depends on connected expansion. |
| 6 | SPI1_MOSI | SPI | SPI Master Out data line |
| 7 | SPI1_MISO | SPI | SPI Master In data line |
| 8 | SPI1_SCK | SPI | SPI Clock line |
| 9 | SPI1_NSS | GPIO | GPIO also used as SPI Slave Select line |
| 10 | TX | UART | |
| 11 | RX | UART | |
| 12 | CANL | CAN | Same line as CANL connector.
CAN is the main interface bus for Pymate expansion. |
| 13 | CANH | CAN | Same line as CANH connector. |
| 14 | GND | Power | Common Ground |
| 15 | 5V | Power | 5V 1A power source |
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