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modbus.h

modbus.h 1.5 KB
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  1. #ifndef __MODBUS_H__
    2. 

  2. #define __MODBUS_H__	
    3. 

  3. #include "define.h"
    4. 

  4. 

  5. #ifdef __cplusplus
    6. 

  6. extern "C" {
    7. 

  7. #endif
    8. 

  8. 

  9. #define MODBUS_DATA_SIZE														512
    10. 

  10. 	
    11. 

  11. #define COLL_MAX_COUNT															32
    12. 

  12. 

  13. #define COLL_NOT_READY_STAT													    (uint16_t)0x0000
    14. 

  14. #define COLL_READY_STAT															(uint16_t)0x0001
    15. 

  15. 

  16. #define CMD_RD_REG															    (uint8_t)0x03
    17. 

  17. #define CMD_WR_REG															    (uint8_t)0x06
    18. 

  18. #define CMD_WR_MULTI_REG														(uint8_t)0x10
    19. 

  19. 

  20. #define REG_DEV_TYPE_ADDR														(uint16_t)0x0000
    21. 

  21. #define REG_VERSION_ADDR														(uint16_t)0x0003
    22. 

  22. #define REG_COLL_STAT_ADDR													    (uint16_t)0x0010
    23. 

  23. #define REG_COLL_COUNT_ADDR													    (uint16_t)0x0011
    24. 

  24. #define REG_COLL_SW_HIGH_STAT_ADDR												(uint16_t)0x0012
    25. 

  25. #define REG_COLL_SW_LOW_STAT_ADDR												(uint16_t)0x0013
    26. 

  26. 

  27. 

  28. typedef struct{
    29. 

  29.     uint8_t addr;
    30. 

  30.     uint8_t func;
    31. 

  31.     uint8_t regAddr[2];
    32. 

  32.     uint8_t data[MODBUS_DATA_SIZE];
    33. 

  33.     uint8_t dataSize;
    34. 

  34.     uint16_t crc;
    35. 

  35. }__attribute__((packed))rtu_rec_s;
    36. 

  36. 

  37. typedef struct{
    38. 

  38.     uint8_t addr;
    39. 

  39.     uint8_t func;
    40. 

  40. 	uint8_t dataSize;
    41. 

  41.     uint8_t data[MODBUS_DATA_SIZE];
    42. 

  42.     uint16_t crc;
    43. 

  43. }__attribute__((packed))rtu_rd_s;
    44. 

  44. 

  45. typedef struct{
    46. 

  46.     uint8_t rtu_addr;
    47. 

  47.     uint16_t tx_size;
    48. 

  48.     uint16_t rx_size;
    49. 

  49.     uint8_t tx_buffer[MODBUS_DATA_SIZE];
    50. 

  50.     uint8_t rx_buffer[MODBUS_DATA_SIZE];
    51. 

  51.     rtu_rec_s rtu_rec;
    52. 

  52.     rtu_rd_s rtu_rd;
    53. 

  53.     bool modbusRx_stat;
    54. 

  54.     bool modbusTx_stat;
    55. 

  55. }modbus_work_s;
    56. 

  56. 

  57. #ifdef __cplusplus
    58. 

  58. }
    59. 

  59. #endif
    60. 

  60. 

  61. #endif	//__MODBUS_H__
    62.