esp-idf/examples/protocols/modbus_slave/main/deviceparams.h

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/*=====================================================================================
* Description:
* The Modbus parameter structures used to define Modbus instances that
* can be addressed by Modbus protocol. Define these structures per your needs in
* your application. Below is just an example of possible parameters.
*====================================================================================*/
#ifndef _DEVICE_PARAMS
#define _DEVICE_PARAMS
#define A24_ARR_SIZE 24
// This file defines structure of modbus parameters which reflect correspond modbus address space
// for each modbus register type (coils, discreet inputs, holding registers, input registers)
#pragma pack(push, 1)
typedef struct
{
// Parameter: discrete_input0
uint8_t discrete_input0:1;
// Parameter: discrete_input1
uint8_t discrete_input1:1;
// Parameter: discrete_input2
uint8_t discrete_input2:1;
// Parameter: discrete_input3
uint8_t discrete_input3:1;
// Parameter: discrete_input4
uint8_t discrete_input4:1;
// Parameter: discrete_input5
uint8_t discrete_input5:1;
// Parameter: discrete_input6
uint8_t discrete_input6:1;
// Parameter: discrete_input7
uint8_t discrete_input7:1;
uint8_t discrete_input_port1:8;
} discrete_reg_params_t;
#pragma pack(pop)
#pragma pack(push, 1)
typedef struct
{
// Parameter: Coil 0 : Coil0
uint8_t coil0:1;
// Parameter: Coil 1 : Coil1
uint8_t coil1:1;
// Parameter: Coil 2 : Coil2
uint8_t coil2:1;
// Parameter: Coil 3 : Coil3
uint8_t coil3:1;
// Parameter: Coil 4 : Coil4
uint8_t coil4:1;
// Parameter: Coil 5 : Coil5
uint8_t coil5:1;
// Parameter: Coil 6 : Coil6
uint8_t coil6:1;
// Parameter: Coil 7 : Coil7
uint8_t coil7:1;
// Coils port 1
uint8_t coil_port1:8;
} coil_reg_params_t;
#pragma pack(pop)
#pragma pack(push, 1)
typedef struct
{
// Parameter: Data channel 0 : data_chan0 : NV Address: 0
float data_chan0;
// Parameter: Data channel 1 : data_chan1 : NV Address: 0
float data_chan1;
// Parameter: Data channel 2 : data_chan2 : NV Address: 0
float data_chan2;
// Parameter: Data channel 3 : data_chan3 : NV Address: 0
float data_chan3;
} input_reg_params_t;
#pragma pack(pop)
//See register map for more information.
#pragma pack(push, 1)
typedef struct
{
// Parameter: Data channel 0 : DataChan0
float data_chan0;
// Parameter: Data channel 1 : DataChan1
float data_chan1;
// Parameter: Data channel 2 : DataChan2
float data_chan2;
// Parameter: Data channel 3 : DataChan3
float data_chan3;
// Parameter: Protocol version : protocol_version
uint16_t protocol_version;
// Parameter: Hardware version : hardware_version
uint16_t hardware_version;
// Parameter: Software Version : software_version
uint16_t software_version;
// Parameter: Software Revision : software_revision
uint16_t software_revision;
// Parameter: Device Type : deviceType :
uint16_t deviceType;
// Parameter: Modbus Network Address : modbus_address
uint16_t modbus_address;
// Parameter: Modbus Baudrate : modbus_baud
uint16_t modbus_baud;
// Parameter: Modbus parity : modbus_parity
uint16_t modbus_parity;
// Parameter: Modbus stopbit : modbus_stop_bits
uint16_t modbus_stop_bits;
// Parameter: Brace control : modbus_brace_ctrl
uint16_t modbus_brace_ctrl;
// Parameter: Serial number : serial_number
uint32_t serial_number;
// Parameter: Up time : up_time
uint32_t up_time;
// Parameter: Device state : device_state
uint16_t device_state;
// Parameter: Test Float0 : test_float0
float test_float0;
// Parameter: Test Float1 : test_float1
float test_float1;
// Parameter: Test Float2 : test_float2
float test_float2;
// Parameter: Test Float3 : test_float3
float test_float3;
// Parameter: Test String : string_test
uint8_t string_test[A24_ARR_SIZE];
} holding_reg_params_t;
#pragma pack(pop)
extern holding_reg_params_t holding_reg_params;
extern input_reg_params_t input_reg_params;
extern coil_reg_params_t coil_reg_params;
extern discrete_reg_params_t discrete_reg_params;
#endif // !defined(_DEVICE_PARAMS)