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Moxa ioPAC 8500-2-M12-C-T [39/66] Modbus master api
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Developer's Guide for Moxa RTU Controllers Programmer's Guide
2-31
Modbus Master API
MX_Modbus_Master_Init(void);
INT32 MX_Modbus_Master_Init(void);
This function, which must be called before you call any other Modbus master API functions, allocates the
resources needed for the Modbus master library; to release the allocated resources, call
MX_Modbus_Master_Uninit().
Input Parameters
None
Output Parameters
None
Return Value
MODBUS_ERR_OK: Library initialization is done.
MODBUS_ERR_LIB_INIT: Library has been initialized.
MX_Modbus_Master_Uninit(void);
void MX_Modbus_Master_Uninit(void);
Call this function to release the resources allocated by MX_Modbus_Master_Init().
Input Parameters
None
Output Parameters
None
Return Value
None
Содержание
- Developer s guide for moxa rtu controllers 1
- Second edition december 2011 1
- Www moxa com product 1
- Copyright notice 2
- Developer s guide for moxa rtu controllers 2
- Disclaimer 2
- Technical support contact information 2
- Trademarks 2
- Www moxa com support 2
- Table of contents 3
- Development environment setup 6
- Compiling applications 7
- Developer s guide for moxa rtu controllers development environment setup 7
- Installing the linux tool chain 7
- Linux tool chain 7
- Developer s guide for moxa rtu controllers development environment setup 8
- On line debugging with gdb 8
- Programmer s guide 9
- C library 10
- Developer s guide for moxa rtu controllers programmer s guide 10
- Flash memory 10
- I o api 10
- Developer s guide for moxa rtu controllers programmer s guide 11
- Digital input 11
- Mx_di_filter_get 11
- Mx_di_mode_get 11
- Mx_di_value_get 11
- Developer s guide for moxa rtu controllers programmer s guide 12
- Mx_di_cntstart_get 12
- Mx_di_cnttrigger_get 12
- Mx_di_cntvalue_get 12
- Developer s guide for moxa rtu controllers programmer s guide 13
- Mx_di_cntoverflow_get 13
- Mx_di_filter_set 13
- Mx_di_mode_set 13
- Developer s guide for moxa rtu controllers programmer s guide 14
- Mx_di_cntstart_set 14
- Mx_di_cnttrigger_set 14
- Mx_di_cntvalue_set 14
- Developer s guide for moxa rtu controllers programmer s guide 15
- Digital output 15
- Mx_di_cntoverflow_reset 15
- Mx_do_mode_get 15
- Mx_do_value_get 15
- Developer s guide for moxa rtu controllers programmer s guide 16
- Mx_do_pwm_start_get 16
- Mx_do_sigw_h_get 16
- Mx_do_sigw_l_get 16
- Developer s guide for moxa rtu controllers programmer s guide 17
- Mx_do_pwm_count_get 17
- Mx_do_relay_currentcount_get 17
- Mx_do_relay_totalcount_get 17
- Developer s guide for moxa rtu controllers programmer s guide 18
- Mx_do_mode_set 18
- Mx_do_sigw_l_set 18
- Mx_do_value_set 18
- Developer s guide for moxa rtu controllers programmer s guide 19
- Mx_do_pwm_count_set 19
- Mx_do_pwm_start_set 19
- Mx_do_sigw_h_set 19
- Analog input 20
- Developer s guide for moxa rtu controllers programmer s guide 20
- Mx_ai_value_eng_get 20
- Mx_ai_value_raw_get 20
- Mx_do_relay_currentcount_set 20
- Developer s guide for moxa rtu controllers programmer s guide 21
- Mx_ai_max_raw_get 21
- Mx_ai_min_raw_get 21
- Mx_ai_range_setting_get 21
- Developer s guide for moxa rtu controllers programmer s guide 22
- Mx_ai_max_eng_get 22
- Mx_ai_min_eng_get 22
- Mx_ai_min_reset 22
- Mx_ai_range_setting_set 22
- Developer s guide for moxa rtu controllers programmer s guide 23
- Mx_ai_burnout_value_set 23
- Mx_ai_max_reset 23
- Mx_ai_range_signed 23
- Developer s guide for moxa rtu controllers programmer s guide 24
- Misc i o 24
- Mx_ai_burnout_value_get 24
- Mx_dio_map_get 24
- Mx_total_slots_get 24
- Developer s guide for moxa rtu controllers programmer s guide 25
- I o alarm api 25
- Mx_dio_map_set 25
- Mx_slot_info_get 25
- Mx_slot_inserted_get 25
- Developer s guide for moxa rtu controllers programmer s guide 26
- Digital input alarm 26
- Mx_di_alarm_get 26
- Mx_di_alarm_register 26
- Mx_di_alarm_set_trigger 26
- Mx_di_alarm_unregister 26
- Developer s guide for moxa rtu controllers programmer s guide 27
- Mx_di_alarm_clear 27
- Mx_di_alarm_count 27
- Mx_di_alarm_get_trigger 27
- Mx_di_alarm_reset 27
- Analog input alarm 28
- Developer s guide for moxa rtu controllers programmer s guide 28
- Mx_ai_alarm_get 28
- Mx_ai_alarm_register 28
- Mx_ai_alarm_unregister 28
- Developer s guide for moxa rtu controllers programmer s guide 29
- Mx_ai_alarm_clear 29
- Mx_ai_alarm_count 29
- Mx_ai_alarm_get_point 29
- Mx_ai_alarm_set_point 29
- Developer s guide for moxa rtu controllers programmer s guide 30
- Mx_ai_alarm_reset 30
- Cellular api 31
- Developer s guide for moxa rtu controllers programmer s guide 31
- Developer s guide for moxa rtu controllers programmer s guide 32
- Mx_cellular_modem_init 32
- Mx_cellular_net_start 32
- Developer s guide for moxa rtu controllers programmer s guide 33
- Mx_cellular_modem_reset 33
- Mx_cellular_modem_rssi 33
- Mx_cellular_net_state 33
- Mx_cellular_net_stop 33
- Developer s guide for moxa rtu controllers programmer s guide 34
- Mx_cellular_set_debug 34
- Mx_sms_send_ascii 34
- Sms api 34
- Developer s guide for moxa rtu controllers programmer s guide 35
- Mx_serialopen 35
- Mx_sms_send_ucs2 35
- Serial api 35
- Developer s guide for moxa rtu controllers programmer s guide 36
- Mx_serialblockread 36
- Mx_serialclose 36
- Mx_serialnonblockread 36
- Mx_serialwrite 36
- Developer s guide for moxa rtu controllers programmer s guide 37
- Mx_serialflowcontrol 37
- Mx_serialgetmode 37
- Mx_serialsetmode 37
- Mx_serialsetspeed 37
- Developer s guide for moxa rtu controllers programmer s guide 38
- Mx_findfd 38
- Mx_serialdataininputqueue 38
- Mx_serialdatainoutputqueue 38
- Mx_serialsetparam 38
- Developer s guide for moxa rtu controllers programmer s guide 39
- Modbus master api 39
- Mx_modbus_master_init void 39
- Mx_modbus_master_uninit void 39
- Developer s guide for moxa rtu controllers programmer s guide 40
- Modbus rtu master 40
- Mx_modbus_rtu_master_close uint32 port 40
- Mx_modbus_rtu_master_open 40
- Developer s guide for moxa rtu controllers programmer s guide 41
- Mx_modbus_rtu_master_read_coils 41
- Mx_modbus_rtu_master_write_coils 41
- Developer s guide for moxa rtu controllers programmer s guide 42
- Mx_modbus_rtu_master_read_discrete_inputs 42
- Mx_modbus_rtu_master_write_coil 42
- Developer s guide for moxa rtu controllers programmer s guide 43
- Mx_modbus_rtu_master_read_holding_regs 43
- Mx_modbus_rtu_master_read_input_regs 43
- Developer s guide for moxa rtu controllers programmer s guide 44
- Mx_modbus_rtu_master_write_holding_reg 44
- Mx_modbus_rtu_master_write_holding_regs 44
- Developer s guide for moxa rtu controllers programmer s guide 45
- Modbus tcp master 45
- Mx_modbus_tcp_master_close 45
- Mx_modbus_tcp_master_open 45
- Developer s guide for moxa rtu controllers programmer s guide 46
- Mx_modbus_tcp_master_ioctl 46
- Mx_modbus_tcp_master_read_coils 46
- Developer s guide for moxa rtu controllers programmer s guide 47
- Mx_modbus_tcp_master_write_coil 47
- Mx_modbus_tcp_master_write_coils 47
- Developer s guide for moxa rtu controllers programmer s guide 48
- Mx_modbus_tcp_master_read_discrete_inputs 48
- Mx_modbus_tcp_master_read_input_regs 48
- Developer s guide for moxa rtu controllers programmer s guide 49
- Mx_modbus_tcp_master_read_holding_regs 49
- Mx_modbus_tcp_master_write_holding_regs 49
- Developer s guide for moxa rtu controllers programmer s guide 50
- Modbus tcp slave 50
- Mx_modbus_tcp_master_write_holding_reg 50
- Developer s guide for moxa rtu controllers programmer s guide 51
- Mx_modbus_tcp_slave_exit 51
- Mx_modbus_tcp_slave_init 51
- Mx_modbus_tcp_slave_register 51
- Mx_modbus_tcp_slave_start 51
- Mx_modbus_tcp_slave_unregister 51
- Developer s guide for moxa rtu controllers programmer s guide 52
- Mx_modbus_tcp_slave_add_entry 52
- Mx_modbus_tcp_slave_delete_entry 52
- Mx_modbus_tcp_slave_map_count 52
- Mx_modbus_tcp_slave_stop 52
- Developer s guide for moxa rtu controllers programmer s guide 53
- Mx_modbus_tcp_slave_map_dump 53
- Mx_ras_init 53
- Mx_ras_uninit 53
- Ras api 53
- Developer s guide for moxa rtu controllers programmer s guide 54
- Mx_ras_connect 54
- Mx_ras_disconnect 54
- Developer s guide for moxa rtu controllers programmer s guide 55
- Mx_ras_addtag 55
- Mx_ras_reconnect 55
- Developer s guide for moxa rtu controllers programmer s guide 56
- Mx_ras_delalltag 56
- Mx_ras_deltag 56
- Developer s guide for moxa rtu controllers programmer s guide 57
- Mx_ras_updatetag 57
- Mx_ras_updatevalue 57
- Developer s guide for moxa rtu controllers programmer s guide 58
- Misc api 58
- Mx_ras_updateheartbeat 58
- Mx_signal_led_get 58
- Developer s guide for moxa rtu controllers programmer s guide 59
- Mx_fault_led_get 59
- Mx_io_led_get 59
- Mx_link_led_get 59
- Mx_ready_led_get 59
- Developer s guide for moxa rtu controllers programmer s guide 60
- Mx_fault_led_set 60
- Mx_link_led_set 60
- Mx_ready_led_set 60
- Mx_signal_led_set 60
- Developer s guide for moxa rtu controllers programmer s guide 61
- Mx_io_led_set 61
- Mx_rtc_get 61
- Mx_rtc_set 61
- Mx_swtd_disable 61
- Mx_swtd_enable 61
- Developer s guide for moxa rtu controllers programmer s guide 62
- Mx_api_builddate_get 62
- Mx_api_version_get 62
- Mx_io_scan_rate_get 62
- Mx_io_scan_rate_set 62
- Mx_swtd_ack 62
- Mx_system_version_get 62
- Developer s guide for moxa rtu controllers programmer s guide 63
- Mx_system_builddate_get 63
- Sample code 64
- Cellular iologik w5348 c series only 65
- Developer s guide for moxa rtu controllers sample code 65
- I o alarm 65
- Serial 65
- Sms iologik w5348 c series only 65
- Developer s guide for moxa rtu controllers sample code 66
- Modbus master tcp rtu 66
- Modbus tcp slave 66
- Ras active tag service 66
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