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1.驱动适配软件i2c接口。

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MacRsh
2023-10-02 23:11:45 +08:00
parent 3eafdafe43
commit 96df2c0af7
1 changed files with 2 additions and 2 deletions
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4
bsp/wch/driver/drv_i2c.c
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@@ -27,14 +27,14 @@ static struct ch32_soft_i2c_bus_data ch32_soft_i2c_bus_data[] =
static struct mr_soft_i2c_bus soft_i2c_bus_device[mr_array_num(ch32_soft_i2c_bus_data)];
static mr_err_t ch32_soft_i2c_bus_configure(mr_soft_i2c_bus_t i2c_bus)
static mr_err_t ch32_soft_i2c_bus_configure(mr_soft_i2c_bus_t i2c_bus, mr_state_t state)
{
struct ch32_soft_i2c_bus_data *soft_i2c_bus_data = (struct ch32_soft_i2c_bus_data *)i2c_bus->i2c_bus.device.data;
GPIO_InitTypeDef GPIO_InitStructure = {0};
RCC_APB2PeriphClockCmd(soft_i2c_bus_data->gpio_periph_clock, ENABLE);
GPIO_InitStructure.GPIO_Pin = soft_i2c_bus_data->scl_gpio_pin | soft_i2c_bus_data->sda_gpio_pin;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Mode = state == MR_ENABLE ? GPIO_Mode_Out_PP : GPIO_Mode_IN_FLOATING;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(soft_i2c_bus_data->gpio_port, &GPIO_InitStructure);