39 lines
2.2 KiB
C
39 lines
2.2 KiB
C
#ifndef __SWM341_GPIO_H__
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#define __SWM341_GPIO_H__
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void GPIO_Init(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t dir, uint32_t pull_up, uint32_t pull_down, uint32_t open_drain); //引脚初始化，包含引脚方向、上拉、下拉、开漏
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#define GPIO_INPUT ((0 << 0) | (0 << 1) | (0 << 2) | (0 << 3))
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#define GPIO_INPUT_PullUp ((0 << 0) | (1 << 1) | (0 << 2) | (0 << 3))
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#define GPIO_INPUT_PullDown ((0 << 0) | (0 << 1) | (1 << 2) | (0 << 3))
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#define GPIO_OUTPUT ((1 << 0) | (0 << 1) | (0 << 2) | (0 << 3))
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#define GPIO_OUTPUT_OpenDrain ((1 << 0) | (0 << 1) | (0 << 2) | (1 << 3))
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#define GPIO_OUTPUT_OpenDrain_PullUp ((1 << 0) | (1 << 1) | (0 << 2) | (1 << 3))
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#define GPIO_INIT(GPIOx, n, mode) GPIO_Init(GPIOx, n, (mode & 1) ? 1 : 0, (mode & 2) ? 1 : 0, (mode & 4) ? 1 : 0, (mode & 8) ? 1 : 0)
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void GPIO_SetBit(GPIO_TypeDef * GPIOx, uint32_t n); //将参数指定的引脚电平置高
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void GPIO_ClrBit(GPIO_TypeDef * GPIOx, uint32_t n); //将参数指定的引脚电平置低
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void GPIO_InvBit(GPIO_TypeDef * GPIOx, uint32_t n); //将参数指定的引脚电平反转
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uint32_t GPIO_GetBit(GPIO_TypeDef * GPIOx, uint32_t n); //读取参数指定的引脚的电平状态
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void GPIO_SetBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w); //将参数指定的从n开始的w位连续引脚的电平置高
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void GPIO_ClrBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w); //将参数指定的从n开始的w位连续引脚的电平置低
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void GPIO_InvBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w); //将参数指定的从n开始的w位连续引脚的电平反转
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uint32_t GPIO_GetBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w); //读取参数指定的从n开始的w位连续引脚的电平状态
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void GPIO_AtomicSetBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w);
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void GPIO_AtomicClrBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w);
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void GPIO_AtomicInvBits(GPIO_TypeDef * GPIOx, uint32_t n, uint32_t w);
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// for compatibility
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#define GPIO_AtomicSetBit GPIO_SetBit
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#define GPIO_AtomicClrBit GPIO_ClrBit
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#define GPIO_AtomicInvBit GPIO_InvBit
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#endif //__SWM341_GPIO_H__
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