72 lines
3.5 KiB
C
72 lines
3.5 KiB
C
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#include "GPIO.h"
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//========================================================================
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// <20><><EFBFBD><EFBFBD>: u8 GPIO_Inilize(u8 GPIO, GPIO_InitTypeDef *GPIOx)
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// <20><><EFBFBD><EFBFBD>: <20><>ʼ<EFBFBD><CABC>IO<49><4F>.
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// <20><><EFBFBD><EFBFBD>: GPIOx: <20>ṹ<EFBFBD><E1B9B9><EFBFBD><EFBFBD>,<2C><><EFBFBD>ο<EFBFBD>timer.h<><68><EFBFBD>Ķ<EFBFBD><C4B6><EFBFBD>.
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// <20><><EFBFBD><EFBFBD>: <20>ɹ<EFBFBD><C9B9><EFBFBD><EFBFBD><EFBFBD>0, <20>ղ<EFBFBD><D5B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1,<2C><><EFBFBD><EFBFBD>2.
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// <20>汾: V1.0, 2012-10-22
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//========================================================================
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u8 GPIO_Inilize(u8 GPIO, GPIO_InitTypeDef *GPIOx)
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{
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if(GPIO > GPIO_P7) return 1; //<2F>ղ<EFBFBD><D5B2><EFBFBD>
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if(GPIOx->Mode > GPIO_OUT_PP) return 2; //<2F><><EFBFBD><EFBFBD>
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if(GPIO == GPIO_P0)
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{
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if(GPIOx->Mode == GPIO_PullUp) P0M1 &= ~GPIOx->Pin, P0M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P0M1 |= GPIOx->Pin, P0M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P0M1 |= GPIOx->Pin, P0M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P0M1 &= ~GPIOx->Pin, P0M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P1)
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{
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if(GPIOx->Mode == GPIO_PullUp) P1M1 &= ~GPIOx->Pin, P1M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P1M1 |= GPIOx->Pin, P1M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P1M1 |= GPIOx->Pin, P1M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P1M1 &= ~GPIOx->Pin, P1M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P2)
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{
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if(GPIOx->Mode == GPIO_PullUp) P2M1 &= ~GPIOx->Pin, P2M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P2M1 |= GPIOx->Pin, P2M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P2M1 |= GPIOx->Pin, P2M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P2M1 &= ~GPIOx->Pin, P2M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P3)
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{
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if(GPIOx->Mode == GPIO_PullUp) P3M1 &= ~GPIOx->Pin, P3M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P3M1 |= GPIOx->Pin, P3M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P3M1 |= GPIOx->Pin, P3M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P3M1 &= ~GPIOx->Pin, P3M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P4)
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{
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if(GPIOx->Mode == GPIO_PullUp) P4M1 &= ~GPIOx->Pin, P4M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P4M1 |= GPIOx->Pin, P4M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P4M1 |= GPIOx->Pin, P4M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P4M1 &= ~GPIOx->Pin, P4M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P5)
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{
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if(GPIOx->Mode == GPIO_PullUp) P5M1 &= ~GPIOx->Pin, P5M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P5M1 |= GPIOx->Pin, P5M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P5M1 |= GPIOx->Pin, P5M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P5M1 &= ~GPIOx->Pin, P5M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P6)
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{
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if(GPIOx->Mode == GPIO_PullUp) P6M1 &= ~GPIOx->Pin, P6M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P6M1 |= GPIOx->Pin, P6M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P6M1 |= GPIOx->Pin, P6M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P6M1 &= ~GPIOx->Pin, P6M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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if(GPIO == GPIO_P7)
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{
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if(GPIOx->Mode == GPIO_PullUp) P7M1 &= ~GPIOx->Pin, P7M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD>˫<D7BC><CBAB><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_HighZ) P7M1 |= GPIOx->Pin, P7M0 &= ~GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_OD) P7M1 |= GPIOx->Pin, P7M0 |= GPIOx->Pin; //<2F><>©<EFBFBD><C2A9><EFBFBD><EFBFBD>
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if(GPIOx->Mode == GPIO_OUT_PP) P7M1 &= ~GPIOx->Pin, P7M0 |= GPIOx->Pin; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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return 0; //<2F>ɹ<EFBFBD>
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}
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