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Update i2c_driver.md (#10131)

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Update i2c_driver.md to change ARM pin number documentation, line 84 and 85
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Ikta 2020-08-22 20:06:16 +07:00 committed by GitHub
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@ -81,8 +81,8 @@ STM32 MCUs allows a variety of pins to be configured as I2C pins depending on th
|--------------------------|----------------------------------------------------------------------------------------------|---------|
| `I2C1_SCL_BANK` | The bank of pins (`GPIOA`, `GPIOB`, `GPIOC`) to use for SCL | `GPIOB` |
| `I2C1_SDA_BANK` | The bank of pins (`GPIOA`, `GPIOB`, `GPIOC`) to use for SDA | `GPIOB` |
| `I2C1_SCL` | The pin number for the SCL pin (0-9) | `6` |
| `I2C1_SDA` | The pin number for the SDA pin (0-9) | `7` |
| `I2C1_SCL` | The pin number for the SCL pin (0-15) | `6` |
| `I2C1_SDA` | The pin number for the SDA pin (0-15) | `7` |
| `I2C1_BANK` (deprecated) | The bank of pins (`GPIOA`, `GPIOB`, `GPIOC`), superceded by `I2C1_SCL_BANK`, `I2C1_SDA_BANK` | `GPIOB` |
The ChibiOS I2C driver configuration depends on STM32 MCU: