109 lines
2.5 KiB
C
109 lines
2.5 KiB
C
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#include "mylib.h"
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#define IS_BIT_SET(REG, BIT) (((REG) & (BIT)) != 0U)
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#define IS_BIT_CLR(REG, BIT) (((REG) & (BIT)) == 0U)
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int32_t not_int32(int32_t n)
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{
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return (~n + 1);
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}
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float map_number(float num, float minInput, float maxInput, float minOutput, float maxOutput)
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{
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// = 0.0; // <20><><EFBFBD>뷶Χ<EBB7B6><CEA7><EFBFBD><EFBFBD>Сֵ
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// = 4096.0; // <20><><EFBFBD>뷶Χ<EBB7B6><CEA7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
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// = 0.0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD>Сֵ
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// = 32.0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD><D3B3>
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float mappedNum = ((num - minInput) / (maxInput - minInput)) * (maxOutput - minOutput) + minOutput;
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return mappedNum;
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}
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void Usart_SendByte( USART_TypeDef * pUSARTx, uint8_t ch)
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{
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/* <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD>ݵ<EFBFBD>USART */
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LL_USART_TransmitData8(pUSARTx,ch);
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/* <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݼĴ<DDBC><C4B4><EFBFBD>Ϊ<EFBFBD><CEAA> */
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while (LL_USART_IsActiveFlag_TXE(pUSARTx) == RESET); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>TXE<58><45>־<EFBFBD><D6BE><EFBFBD><EFBFBD>
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}
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/***************** <20><><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD> **********************/
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void Usart_SendString( USART_TypeDef * pUSARTx, char *str)
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{
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unsigned int k=0;
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do
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{
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Usart_SendByte( pUSARTx, *(str + k) );
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k++;
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} while(*(str + k)!='\0');
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/* <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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while(LL_USART_IsActiveFlag_TC(pUSARTx)==RESET); //<2F><EFBFBD><E0BBBA><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>TC<54><43>־<EFBFBD><D6BE><EFBFBD><EFBFBD>
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}
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/****************** <20><><EFBFBD><EFBFBD>8λ<38><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ************************/
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void Usart_SendArray( USART_TypeDef * pUSARTx, uint8_t *array, uint16_t num)
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{
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uint8_t i;
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for(i=0; i<num; i++)
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{
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/* <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD>ݵ<EFBFBD>USART */
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Usart_SendByte(pUSARTx,array[i]);
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}
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/* <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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while(LL_USART_IsActiveFlag_TC(pUSARTx)==RESET);
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}
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/***************** <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>16λ<36><CEBB> **********************/
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void Usart_SendHalfWord( USART_TypeDef * pUSARTx, uint16_t ch)
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{
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uint8_t temp_h, temp_l;
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/* ȡ<><C8A1><EFBFBD>߰<EFBFBD>λ */
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temp_h = (ch&0XFF00)>>8;
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/* ȡ<><C8A1><EFBFBD>Ͱ<EFBFBD>λ */
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temp_l = ch&0XFF;
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/* <20><><EFBFBD>߰<CDB8>λ */
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LL_USART_TransmitData8(pUSARTx,temp_h);
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while (LL_USART_IsActiveFlag_TXE(pUSARTx) == RESET);
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/* <20><><EFBFBD>͵Ͱ<CDB5>λ */
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LL_USART_TransmitData8(pUSARTx,temp_l);
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while (LL_USART_IsActiveFlag_TXE(pUSARTx) == RESET);
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}
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int fputc(int c,FILE *stream)
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{
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LL_USART_TransmitData8(USART3,c);
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while(!LL_USART_IsActiveFlag_TXE(USART3))__NOP();
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LL_USART_ClearFlag_TC(USART3);
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return c;
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}
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int fgetc(FILE *stream)
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{
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while(!LL_USART_IsActiveFlag_RXNE(USART3)) __NOP();
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return ((char)LL_USART_ReceiveData8(USART3));
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}
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
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void SoftReset(void)
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{
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__set_FAULTMASK(1); // <20>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
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NVIC_SystemReset(); // <20><>λ
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}
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//<2F><><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ַ
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//addr:ջ<><D5BB><EFBFBD><EFBFBD>ַ
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//__asm void MSR_MSP(uint32_t addr)
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//{
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//// MSR MSP, r0 //set Main Stack value
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//// BX r14
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//}
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