303 lines
9.1 KiB
C
303 lines
9.1 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef _IOT_MODBUS_EXT_H_
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#define _IOT_MODBUS_EXT_H_
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#include "iot_utils_api.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define big_little_swap16(d) ((((uint16_t)(d) & 0xff00) >> 8) | \
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(((uint16_t)(d) & 0x00ff) << 8))
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#pragma pack(push) /* save the pack status */
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#pragma pack(1) /* 1 byte align */
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/** fn code enum */
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typedef enum _modbus_fn_code_e {
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/* have to stay at the front */
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MODBUS_EXT_FNCODE_MIN = 0x00,
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/** modbus ext query cmd fn */
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MODBUS_EXT_QUERY_FN = 0x03,
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/** modbus ext set single register cmd fn */
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MODBUS_EXT_SET_SINGLE_REG_FN = 0x06,
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/** modbus ext set multi register cmd fn */
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MODBUS_EXT_SET_MULTI_REG_FN = 0x10,
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MODBUS_EXT_FNCODE_MAX = 0x10,
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} modbus_fn_code_e;
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/* fn = MODBUS_EXT_SET_SINGLE_REG_CMD
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* subfn code is mapping to register address.
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*/
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enum modbus_set_single_ra_e {
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/** set adapter id cmd subfn */
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AID_SET_RA = 0x1000,
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/** set slaver address cmd subfn */
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SA_SET_RA = 0x1002,
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/** set white list cmd subfn */
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WL_SET_RA = 0x1004,
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/** set gpio cmd subfn */
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GPIO_SET_BASE_RA = 0x6e00,
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};
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/* fn = MODBUS_EXT_SET_MULTI_REG_CMD */
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enum modbus_set_multi_ra_e {
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/** add item in white list */
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WL_ADD_ITEM_SET_RA = 0x1008,
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/** remove item from white list */
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WL_RM_ITEM_SET_RA = 0x1010,
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};
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/* fn = MODBUS_EXT_QUERY_CMD */
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enum modbus_query_ra_e {
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/** query adapter id cmd subfn */
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AID_QUERY_RA = 0x1000,
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/** query slaver address cmd subfn */
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SA_QUERY_RA = 0x1002,
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/** query item count from white list cmd subfn */
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WL_ITEM_COUNT_QUERY_RA = 0x1006,
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/** query item from white list cmd subfn */
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WL_ITEM_QUERY_BASE_RA = 0x6000,
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/** query gpio cmd subfn */
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GPIO_QUERY_BASE_RA = 0x6e00,
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};
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/* modbus cmd tansmit direction */
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typedef enum _mb_transmit_direction_e {
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MODBUS_CMD_FROM_UART,
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MODBUS_CMD_FROM_PLC,
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} mb_transmit_direction_e;
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/* modbus ext protocol frame header */
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typedef struct _mb_extend_frm_hdr_t {
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/* slaver address. */
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uint8_t sa;
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/* command code. */
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uint8_t fn;
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/* register address. */
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uint16_t reg_addr;
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} mb_extend_fn_hdr_t;
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typedef struct _mb_ext_cmd_current_t {
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mb_extend_fn_hdr_t hdr;
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/* the data of current cmd */
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uint16_t data;
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mb_transmit_direction_e dir;
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} mb_ext_cmd_current_t;
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/* modbus ext protocol frame tail */
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typedef struct _mb_ext_frm_tail_t {
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/* crc16 for modbus ext frame */
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uint16_t check_sum;
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} mb_ext_frm_tail_t;
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// set single register sub fn.
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typedef struct _mb_ext_frame_aid_set_t {
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mb_extend_fn_hdr_t hdr;
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/* adapter id. */
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uint16_t adapt_id;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_aid_set_t;
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typedef struct _mb_ext_frame_sa_set_t {
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mb_extend_fn_hdr_t hdr;
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/* slaver address. */
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uint16_t slaver_addr;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_sa_set_t;
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typedef struct _mb_ext_frame_wl_set_t {
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mb_extend_fn_hdr_t hdr;
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/* 00:disable wl, 01:enable wl. */
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uint16_t enable_wl;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_set_t;
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typedef struct _mb_ext_frame_gpio_set_t {
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mb_extend_fn_hdr_t hdr;
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/* 0:low level, 1:high level. */
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uint16_t gpio_value;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_gpio_set_t;
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// set multi register sub fn.
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typedef struct _mb_ext_frame_wl_add_item_set_t {
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mb_extend_fn_hdr_t hdr;
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uint16_t reg_count;
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uint8_t data_len;
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uint8_t mac_addr[IOT_MAC_ADDR_LEN];
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uint16_t slaver_addr;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_add_item_t;
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typedef struct _mb_ext_frame_wl_rm_item_set_t {
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mb_extend_fn_hdr_t hdr;
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uint16_t reg_count;
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uint8_t data_len;
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uint8_t mac_addr[IOT_MAC_ADDR_LEN];
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uint16_t slaver_addr;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_rm_item_t;
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// query sub fn.
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typedef struct _mb_ext_frame_aid_query_t {
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mb_extend_fn_hdr_t hdr;
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/* count of register to read */
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uint16_t reg_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_aid_query_t;
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typedef struct _mb_ext_frame_sa_query_t {
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mb_extend_fn_hdr_t hdr;
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/* count of register to read */
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uint16_t reg_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_sa_query_t;
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typedef struct _mb_ext_frame_wl_item_count_query_t {
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mb_extend_fn_hdr_t hdr;
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/* count of register to read */
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uint16_t reg_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_query_t;
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typedef struct _mb_ext_frame_wl_item_query_t {
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mb_extend_fn_hdr_t hdr;
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/* count of register to read */
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uint16_t reg_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_item_query_t;
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typedef struct _mb_ext_frame_gpio_query_t {
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mb_extend_fn_hdr_t hdr;
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/* count of register to read */
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uint16_t reg_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_gpio_query_t;
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// resp
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typedef struct _mb_ext_frame_set_resp_t {
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mb_extend_fn_hdr_t hdr;
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/* data of set to resp */
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uint16_t data;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_set_resp_t;
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typedef struct _mb_ext_frame_aid_query_resp_t {
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/* slaver address. */
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uint8_t sa;
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/* command code. */
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uint8_t fn;
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/* bytes num of data */
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uint8_t data_len;
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/* adapter id. */
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uint16_t adapt_id;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_aid_query_resp_t;
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typedef struct _mb_ext_frame_sa_query_resp_t {
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/* slaver address. */
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uint8_t sa;
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/* command code. */
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uint8_t fn;
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/* bytes num of data */
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uint8_t data_len;
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uint16_t slaver_addr;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_sa_query_resp_t;
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typedef struct _mb_ext_frame_wl_item_count_query_resp_t {
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/* slaver address. */
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uint8_t sa;
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/* command code. */
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uint8_t fn;
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/* bytes num of data */
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uint8_t data_len;
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uint16_t item_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_item_count_query_resp_t;
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typedef struct _mb_ext_frame_wl_item_query_resp_t {
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/* slaver address. */
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uint8_t sa;
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/* command code. */
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uint8_t fn;
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/* bytes num of data */
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uint8_t data_len;
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uint8_t mac_addr[IOT_MAC_ADDR_LEN];
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uint16_t slaver_addr;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_item_query_resp_t;
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typedef struct _mb_ext_frame_gpio_query_resp_t {
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/* slaver address. */
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uint8_t sa;
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/* command code. */
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uint8_t fn;
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/* bytes num of data */
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uint8_t data_len;
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/* value of the gpio */
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uint16_t gpio_value;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_gpio_query_resp_t;
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typedef struct _mb_ext_frame_wl_item_set_resp_t {
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mb_extend_fn_hdr_t hdr;
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/* count of register to read */
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uint16_t reg_count;
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mb_ext_frm_tail_t tail;
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} mb_ext_frame_wl_item_set_resp_t;
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/* Gree Fn Code handle. Each Code should define itself function*/
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typedef bool_t(* MODBUS_FN_HANDLE)(uint8_t *data, uint8_t len, \
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mb_transmit_direction_e dir);
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/* Modbus function code table */
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typedef struct _mb_fnhdl_tbl_t
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{
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/*gree function code*/
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uint32_t cmdid;
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/*each code handler*/
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MODBUS_FN_HANDLE cmd_handle_fn;
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/*each fn handle statistic */
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uint32_t cmd_num;
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} mb_fnhdl_tbl_t;
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#pragma pack(pop)
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uint8_t iot_mb_ext_cmd_handler(uint8_t * data, uint16_t len,
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mb_transmit_direction_e dir);
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void iot_mb_ext_resp_cmd_timeout_or_failed();
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uint8_t iot_mb_ext_handle_resp_from_ge(iot_pkt_t *p_pkt_frame);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _IOT_MODBUS_EXT_H_ */
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