IO Addresses | Barix Help Center

This document is meant to be used by Barionet M44 application developers and provides details on the IO Addresses that can be accessed via:

Built-in “io-mapping” python and lua modules (used to develop Flexa Apps )
SNMP (OID objects)
Modbus TCP
BacNET

IO Address	R / W	Size	Descritpion
1..4	Read / Write	1bit	Relay 1..4
5..8	Read / Write	1bit	Relay 5..8 Reserved for future implementations
9	Read / Write	1bit	RS232 RTS Output
10	Read / Write	1bit	Virtual IO
11..18	Read / Write	1bit	UX8 Extension #1 Relays 1..8 Only available when this UX8 is detected (see address 60007). Otherwise, these bits can be used as Virtual IO bits.
19-26	Read / Write	1bit	UX8 Extension #2 Relays 1..8 Only available when this UX8 is detected (see address 60008). Otherwise, these bits can be used as Virtual IO bits.
27-34	Read / Write	1bit	UX8 Extension #3 Relays 1..8 Only available when this UX8 is detected (see address 60009). Otherwise, these bits can be used as Virtual IO bits.
35-42	Read / Write	1bit	UX8 Extension #4 Relays 1..8 Only available when this UX8 is detected (see address 60009). Otherwise, these bits can be used as Virtual IO bits.
43-100	Read / Write	1bit	Virtual IO bits
101..108	Read / Write	1bit	Digital Outputs 1..8. Not used on Barionet M44 but reserved for future use.
109..200	Read / Write	1bit	Virtual IO bits Reserved for future IO extension supporting Digital Outputs.
201..204	Read	1bit	Digital Inputs 1..4
205..208	Read	1bit	Digital Inputs 5..8 Reserved for future implementations
209	Read	1bit	RS232 CTS Input
210	Read / Write	1bit	Virtual IO
211..218	Read	1bit	UX8 Extension #1 Digital Inputs (8 inputs) Only available when this UX8 is detected (see address 60007). Otherwise, these bits can be used as Virtual IO bits.
219..226	Read	1bit	UX8 Extension #2 Digital Inputs (8 inputs) Only available when this UX8 is detected (see address 60008). Otherwise, these bits can be used as Virtual IO bits.
227..234	Read	1bit	UX8 Extension #3 Digital Inputs (8 inputs) Only available when this UX8 is detected (see address 60009). Otherwise, these bits can be used as Virtual IO bits.
235..242	Read	1bit	UX8 Extension #4 Digital Inputs (8 inputs) Only available when this UX8 is detected (see address 60010). Otherwise, these bits can be used as Virtual IO bits.
243..300	Read / Write	1bit	Virtual IO bits
301..304	Read / Write	1bit	Pull-ups for Digital inputs 1..4
305..308	Read / Write	1bit	Reserved for future implementations
309..400	Read / Write	1bit	Virtual IO bits
401..404	Read / Write	32bits	Digital Input Counter for Input 1..4
405..408	Read / Write	32bits	Digital Input Counter for Input 5..8 Reserved for future implementations
409..410	Read / Write	32bits	Virtual Registers
411..418	Read / Write	32bits	UX8 Extension #1 Digital Input Counters 1..8 Only available when this UX8 is detected (see address 60007). Otherwise, these bits can be used as Virtual Registers.
419..426	Read / Write	32bits	UX8 Extension #2 Digital Input Counters 1..8 Only available when this UX8 is detected (see address 60008). Otherwise, these bits can be used as Virtual Registers.
427..434	Read / Write	32bits	UX8 Extension #3 Digital Input Counters 1..8 Only available when this UX8 is detected (see address 60009). Otherwise, these bits can be used as Virtual Registers.
435..442	Read / Write	32bits	UX8 Extension #4 Digital Input Counters 1..8 Only available when this UX8 is detected (see address 60010). Otherwise, these bits can be used as Virtual Registers.
443..500	Read / Write	32bits	Virtual Registers
501..504	Read	16bits	Analog Inputs 1..4 (max. input voltage 15VDC) - value returned in mV
505..508	Read	16bits	Analog Inputs 5..8 (max. input voltage 15VDC) - value returned in mV Reserved for future implementations
509..510	Read / Write	16bits	Virtual Registers
511-518	Read	16bits	UX8 Extension #1 Analog Inputs 1..8 (max. input voltage 15VDC) - value returned in mV Only available when this UX8 is detected (see address 60007). Otherwise, these bits can be used as Virtual registers. The analogs values should be enabled first using bits 60011..60018.
519-526	Read	16bits	UX8 Extension #2 Analog Inputs 1..8 (max. input voltage 15VDC) - value returned in mV Only available when this UX8 is detected (see address 60008). Otherwise, these bits can be used as Virtual registers. The analogs values should be enabled first using bits 60019..60026.
527-534	Read	16bits	UX8 Extension #3 Analog Inputs 1..8 (max. input voltage 15VDC) - value returned in mV Only available when this UX8 is detected (see address 60009). Otherwise, these bits can be used as Virtual registers. The analogs values should be enabled first using bits 60027..60034.
535-542	Read	16bits	UX8 Extension #4 Analog Inputs 1..8 (max. input voltage 15VDC) - value returned in mV Only available when this UX8 is detected (see address 60010). Otherwise, these bits can be used as Virtual registers. The analogs values should be enabled first using bits 60035..60042.
543..600	Read / Write	16bits	Virtual IO Registers
601..650	Read	16bits	Temperature Sensor Values (1-wire interface) returned in m°C (millidegrees Celsius) Each register returns the reading of a sensor. Max. 50 sensors can be connected to the 1w bus. Known to work with DS18B20 sensors.
651..700	Read	32bits	Temperature Sensor Addresses (1-wire) - lower 32bits (signed integer is returned. Must be converted in HEX to get the “lower portion” of the sensor serial number)
701..750	Read	32bits	Temperature Sensor Addresses (1-wire) - higher 32bits (signed integer is returned. Must be converted in HEX to get the “higher portion” of the sensor serial number)
751..1200	Read / Write	16bits	Virtual IO Registers
1201	Read	16bits	Device supply current (returned in mA)
1202	Read	16bits	Device supply voltage (returned in mV)
1203	Read	16bits	Device CPU Temperature (returned in m°C)
1204	Read	32bits	Device Uptime in seconds (max value is 4,294,967,296 or 136.19 years)
1205	Read	16bits	Hardware Type ID (returned value as per Barix HW Type definition, i.e. BM44 = 82)
1206	Read	16bits	Firmware Version (each 4 bits has a version number, i.e. ‘0x0211’ corresponds to v2.1.1)
1207	Read / Write	1bit	USB Control (Enable/Disable for both USB ports on the device)
1208..1209	Read / Write	4bits	Color for user leds (two leds available: 3 and 12) Possible Values: (1) red (2) green (default for output) (3) yellow (4) blue (default for input) (5) purple (6) cyan (7) white
1210..1211	Read / Write	4bits	Brightness for user leds (two leds available) Possible Values: 0..15
1212..1219	Read / Write	1bit	Enable / Disable input pull-ups 1..8 for UX8 #1
1220..1227	Read / Write	1 bit	Enable / Disable input pull-ups 1..8 for UX8 #2
1228..1235	Read / Write	1 bit	Enable / Disable input pull-ups 1..8 for UX8 #3
1236..1244	Read / Write	1 bit	Enable / Disable input pull-ups 1..8 for UX8 #4
60001	Read	16bits	Number of Serial Ports
60002	Read	16bits	Number of Relays (including extensions if connected and offers relays)
60003	Read	16bits	Number of Digital Outputs (including extensions if connected and offers DO)
60004	Read	16bits	Number of Digital Inputs (including extensions if connected and offers DI)
60005	Read	16bits	Number of Analog Outputs (including extensions if connected and offers analog outputs)
60006	Read	16bits	Number of Analog Inputs (including extensions if connected and offers analog inputs)
60007	Read	1bit	UX8 #1 detected 1 = UX8 Detected 0 = UX8 Not Detected
60008	Read	1bit	UX8 #2 detected
60009	Read	1bit	UX8 #3 detected
60010	Read	1bit	UX8 #4 detected