judsonupchurch/nanoMODBUS
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Valerio De Benedetto 2022-01-19 20:04:56 +01:00
parent ce1ad505e9
commit 294c14b137
2 changed files with 959 additions and 612 deletions
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1548
modbusino.c
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23
modbusino.h
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@ -7,8 +7,9 @@
typedef enum mbsn_error {
// Library errors
MBSN_ERROR_TRANSPORT = -3,
MBSN_ERROR_TIMEOUT = -2,
MBSN_ERROR_TRANSPORT = -4,
MBSN_ERROR_TIMEOUT = -3,
MBSN_ERROR_INVALID_RESPONSE = -2,
MBSN_ERROR_INVALID_ARGUMENT = -1,
MBSN_ERROR_NONE = 0,
@ -91,25 +92,25 @@ void mbsn_set_read_timeout(mbsn_t* mbsn, int32_t timeout_ms);
void mbsn_set_byte_timeout(mbsn_t* mbsn, int32_t timeout_ms);
void mbsn_client_set_server_address(mbsn_t* mbsn, uint16_t address);
void mbsn_client_set_server_address_rtu(mbsn_t* mbsn, uint8_t address);
mbsn_error mbsn_server_receive(mbsn_t* mbsn);
mbsn_error mbsn_read_coils(uint16_t address, uint16_t quantity, uint8_t* coils_out);
mbsn_error mbsn_read_coils(mbsn_t* mbsn, uint16_t address, uint16_t quantity, mbsn_bitfield* coils_out);
mbsn_error mbsn_read_discrete_inputs(uint16_t address, uint16_t quantity, uint8_t* inputs_out);
mbsn_error mbsn_read_discrete_inputs(mbsn_t* mbsn, uint16_t address, uint16_t quantity, mbsn_bitfield* inputs_out);
mbsn_error mbsn_read_holding_registers(uint16_t address, uint16_t quantity, uint16_t* registers_out);
mbsn_error mbsn_read_holding_registers(mbsn_t* mbsn, uint16_t address, uint16_t quantity, uint16_t* registers_out);
mbsn_error mbsn_read_input_registers(uint16_t address, uint16_t quantity, uint16_t* registers_out);
mbsn_error mbsn_read_input_registers(mbsn_t* mbsn, uint16_t address, uint16_t quantity, uint16_t* registers_out);
mbsn_error mbsn_write_single_coil(uint16_t address, uint8_t value);
mbsn_error mbsn_write_single_coil(mbsn_t* mbsn, uint16_t address, bool value);
mbsn_error mbsn_write_single_register(uint16_t address, uint16_t value);
mbsn_error mbsn_write_single_register(mbsn_t* mbsn, uint16_t address, uint16_t value);
mbsn_error mbsn_write_multiple_coils(uint16_t address, uint16_t quantity, const uint8_t* values);
mbsn_error mbsn_write_multiple_coils(mbsn_t* mbsn, uint16_t address, uint16_t quantity, const mbsn_bitfield* coils);
mbsn_error mbsn_write_multiple_registers(uint16_t address, uint16_t quantity, const uint16_t* values);
mbsn_error mbsn_write_multiple_registers(mbsn_t* mbsn, uint16_t address, uint16_t quantity, const uint16_t* registers);
const char* mbsn_strerror(int error);