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STM32Cube
Version 2.0
Create Projects for STM32L0 Series with STM32Cube HAL and STM32CubeMX
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The CMSIS-Driver I2C requires:
Valid settings for various evaluation boards are listed in the table below:
Peripheral Resource | STM32L073Z-EVAL |
---|---|
I2C Peripheral | I2C1 |
SCL Pin | PB6 |
SDA Pin | PB7 |
For different boards, refer to the hardware schematics to reflect correct setup values.
The STM32CubeMX configuration for STMicroelectronics STM32L073Z-EVAL Board with steps for Pinout, Clock, and System Configuration are listed below. Enter the values that are marked bold.
Interrupt Table | Enabled | Preemption Priority |
---|---|---|
DMA1 channel 2 and channel 3 interrupts | ON | 0 |
I2C1 event global interrupt / I2C1 wake-.. | ON | 0 |
DMA Request Settings | Label | Peripheral | Memory |
---|---|---|---|
Mode: Normal | Increment Address | OFF | ON |
. | Data Width | Byte | Byte |
DMA Request Settings | Label | Peripheral | Memory |
---|---|---|---|
Mode: Normal | Increment Address | OFF | ON |
. | Data Width | Byte | Byte |
Pin Name | Signal on Pin | GPIO output.. | GPIO mode | GPIO Pull-up/Pull.. | Maximum out | Fast Mode | User Label |
---|---|---|---|---|---|---|---|
PB6 | I2C1_SCL | n/a | Alternate .. | Pull-up | Very High | Disable | . |
PB7 | I2C1_SDA | n/a | Alternate .. | Pull-up | Very High | Disable | . |