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软件iic怎么一直调不出来呢

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kevin
2021-10-24 22:11:58 +08:00
parent 564e56fad6
commit 21c127e2b9
14 changed files with 7479 additions and 7564 deletions
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Core/Src/main.c
+12 -6
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@@ -253,10 +253,13 @@ static void MX_GPIO_Init(void)
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOA, U_T_Pin|HC595_DLK_Pin|HC595_SLK_Pin|HC595_RLK_Pin
|HC595_SLK2_Pin|iic_scl_Pin, GPIO_PIN_RESET);
|HC595_SLK2_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(iic_sda_GPIO_Port, iic_sda_Pin, GPIO_PIN_RESET);
HAL_GPIO_WritePin(iic_sda_GPIO_Port, iic_sda_Pin, GPIO_PIN_SET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(iic_scl_GPIO_Port, iic_scl_Pin, GPIO_PIN_SET);
/*Configure GPIO pins : MOT_IN1_Pin MOT_IN2_Pin */
GPIO_InitStruct.Pin = MOT_IN1_Pin|MOT_IN2_Pin;
@@ -288,17 +291,20 @@ static void MX_GPIO_Init(void)
/*Configure GPIO pin : iic_sda_Pin */
GPIO_InitStruct.Pin = iic_sda_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(iic_sda_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pin : iic_scl_Pin */
GPIO_InitStruct.Pin = iic_scl_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(iic_scl_GPIO_Port, &GPIO_InitStruct);
/**/
HAL_I2CEx_EnableFastModePlus(SYSCFG_CFGR1_I2C_FMP_PA10);
/* EXTI interrupt init*/
HAL_NVIC_SetPriority(EXTI2_3_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI2_3_IRQn);