BORA Xpress SOM/BORA Xpress Hardware/Peripherals/I2C0
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| History | |||
|---|---|---|---|
| Issue Date | Notes | ||
| 2021/11/22 | New documentation layout | ||
This I²C module is a bus controller that can function as a master or a slave in a multi-master design. It supports an extremely wide clock frequency range up to 400 Kb/s. I²C0 is internally connected to the following devices:
- Thermal IC: Texas Instruments TMP421 (Address: 0x4F)
- RTC: Maxim Integrated DS3232 (Address: 0x68)
The following table describes the interface signals:
| Pin name | Conn. pin | Function | Notes |
|---|---|---|---|
| PS_I2C0_CK | J1.88 | I2C clock | - |
| PS_I2C0_DAT | J1.84 | I2C data | - |
