23 lines
502 B
C
23 lines
502 B
C
#ifndef __UTILS_H
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#define __UTILS_H
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#include "type.h"
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// 颠倒字节顺序
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uint16_t ntohs(uint16_t n);
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uint32_t ntohl(uint32_t n);
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float ntohf(float f);
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#define htons(n) ntohs(n)
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#define htonl(n) ntohl(n)
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#define htonf(f) ntohf(f)
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uint16_t Byte2IntS(uint8_t *buf, int pos);
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void Int2ByteS(uint8_t *buf, int pos, uint16_t val);
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uint32_t Byte2IntL(uint8_t *buf, int pos);
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void Int2ByteL(uint8_t *buf, int pos, uint32_t val);
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// MODBUS的CRC算法
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u16 MODBUS_RTU_CRC16(u8 *puchMsg, u16 usDataLen);
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#endif
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