Siarq's Hybrid 2.2

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This wiki is written to understand current LoRaWAN protocol being sent by Siarq's Hybrid 2.2 (LoRaWAN version).

LoRaWAN version[modifica]

alpha-omega-tech-hyb The Things Stack Community Edition Application

MQTT(S)[modifica]

Broker: eu1.cloud.thethings.network:8883
Username: alpha-omega-tech-hyb@ttn
API key:  NNSXS.S52UVHQC54UAR2CMHGFTLNPARYX2VKWKEOE4QMA.QAWCZOCBTDZMMQLCUL7ORXDAOR7IK75MYO5OZHQ37BX346CZUAXA
uplink topic: v3/alpha-omega-tech-hyb@ttn/devices/eui-70b3d57ed0053704/up

NodeRED flow to get LoRaWAN frame[modifica]

It should be installed base64 node

Getting LoRaWAN frame using NodeRED

NodeRED code: Getting LoRaWAN frame using NodeRED

48 bytes LoRaWAN frame[modifica]

Sensors[modifica]

Modbus baud rate : 4800 bauds

Noise sensor modbus address: 0x01 (Usually it is not connected if there is a CO2 sensor)

PM sensor modbus address: 0x02

O3 sensor modbus address: 0x03

NO2 sensor modbus address: 0x04

CO2 sensor modbus address: 0x05 (Usually it is not connected if there is a noise sensor)

Byte 0: CO2 sensor or Noise sensor (Most Significant Byte)
Byte 1: CO2 sensor or Noise sensor (Least Significant Byte)

For instance, byte[0]: 0x82 and byte[1]: 0x02 -> 0x0282 = 642 (642ppm if it is CO2 sensor o 64.2dBA if it is a noise sensor)

Byte 2: PM2.5 sensor (Most Significant Byte)
Byte 3: PM2.5 sensor (Least Significant Byte)
Byte 4: PM10 sensor (Most Significant Byte)
Byte 5: PM10 sensor (Least Significant Byte)

For instance, byte[2]: 0x0F, byte[3]: 0x00, byte[4]:0x10 and byte[5]: 0x00 -> 0x000F = 15 (PM2.5: 15ug/m3) and 0x0010 = 16 (PM10: 16ug/m3)

Byte 6: Temperature's O3 sensor (Most Significant Byte)
Byte 7: Temperature's O3 sensor (Least Significant Byte)
Byte 8: Relative humidity's O3 sensor (Most Significant Byte)
Byte 9: Relative humidity's O3 sensor (Least Significant Byte)
Byte 10: Ozone's O3 sensor (Most Significant Byte)
Byte 11: Ozone's O3 sensor (Least Significant Byte)

For instance, byte[6]: 0x13, byte[7]: 0x01, byte[8]:0xC1, byte[9]:0x01, byte[10]:0x04 and byte[11]: 0x00

0x0113 = 275 (Temperature's value should be divided by 10. T: 27.5ºC)

0x01C1 = 448 (Relative humidity's value should be divided by 10. RH: 44.8%)

0x0004 = 4 (Ozone's value should be divided by 1.96. O3: 2.04ug/m3

Byte 12: NO2_WE value from NO2 sensor (Most Significant Byte)
Byte 13: NO2_WE value from NO2 sensor (Least Significant Byte)
Byte 14: NO2_AE value from NO2 sensor (Most Significant Byte)
Byte 15: NO2_AE value from NO2 sensor (Least Significant Byte)
Byte 16: SO2_WE value from NO2 sensor (Most Significant Byte)
Byte 17: SO2_WE value from NO2 sensor (Least Significant Byte)
Byte 18: SO2_AE value from NO2 sensor (Most Significant Byte)
Byte 19: SO2_AE value from NO2 sensor (Least Significant Byte)

NO2 calculus algorithm from NO2_WE and NO2_AE values

Byte 20: Which sensors have been read. (Bit 0: NO2, bit 1: Noise, bit 2: PM, bit 3: O3, bit 4: CO2)

For instance: 0x1D (00011101b -> NO2, PM, O3 and CO2 sensors have been read and noise has not been read)

Epever's MPPT part[modifica]

Modbus baud rate : 115200 bauds

Epever's MPPT Modbus Commands

SoC MPPT modbus register: 0x311A

BAT MPPT modbus register: 0x331A

PV MPPT modbus register: 0x3100

LED MPPT modbus register: 0x310C

Byte 21: SoC (battery's state of charge) from Epever's MPPT sensor (Most Significant Byte)
Byte 22: SoC (battery's state of charge) from Epever's MPPT sensor  (Least Significant Byte)

For instance, byte[21]: 0x4C and byte[22]: 0x00. 0x004C -> 76 (SoC: 76%)

Byte 23: VBAT (battery's voltage) from Epever's MPPT sensor (Most Significant Byte)
Byte 24: VBAT (battery's voltage) from Epever's MPPT sensor  (Least Significant Byte)
Byte 25: IBAT (battery's current -Low word-) from Epever's MPPT sensor (Most Significant Byte)
Byte 26: IBAT (battery's current -Low word-) from Epever's MPPT sensor  (Least Significant Byte)
Byte 27: IBAT (battery's current -High word-) from Epever's MPPT sensor (Most Significant Byte)
Byte 28: IBAT (battery's current -High word-) from Epever's MPPT sensor  (Least Significant Byte)
Byte 29: vPV (photovoltaic panel voltage) from Epever's MPPT sensor (Most Significant Byte)
Byte 30: vPV (photovoltaic panel voltage) from Epever's MPPT sensor  (Least Significant Byte)
Byte 31: iPV (photovoltaic panel current) from Epever's MPPT sensor (Most Significant Byte)
Byte 32: iPV (photovoltaic panel current) from Epever's MPPT sensor  (Least Significant Byte)
Byte 33: pPV (photovoltaic panel power -Low word-) from Epever's MPPT sensor (Most Significant Byte)
Byte 34: pPV (photovoltaic panel power -Low word-) from Epever's MPPT sensor  (Least Significant Byte)
Byte 35: pPV (photovoltaic panel power -High word-) from Epever's MPPT sensor (Most Significant Byte)
Byte 36: pPV (photovoltaic panel power -High word-) from Epever's MPPT sensor  (Least Significant Byte)
Byte 37: vL (photovoltaic panel voltage) from Epever's MPPT sensor (Most Significant Byte). It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 38: vL (photovoltaic panel voltage) from Epever's MPPT sensor  (Least Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 39: iL (photovoltaic panel current) from Epever's MPPT sensor (Most Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 40: iL (photovoltaic panel current) from Epever's MPPT sensor  (Least Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 41: pL (photovoltaic panel power -Low word-) from Epever's MPPT sensor (Most Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 42: pL (photovoltaic panel power -Low word-) from Epever's MPPT sensor  (Least Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 43: pL (photovoltaic panel power -High word-) from Epever's MPPT sensor (Most Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.
Byte 44: pL (photovoltaic panel power -High word-) from Epever's MPPT sensor  (Least Significant Byte) It has sense in autonomous mode. It is nou used in hybrid mode.

Hybrid v2.2 part[modifica]

Byte 45: Information provided by Hybrid v2.2
 * Bit 0: Sensor Low Power Relay State (1: set, 0: reset)
 * Bit 1: Sensor High Power Relay State (1: set, 0: reset)
 * Bit 2: Access Point Relay State (1: set, 0: reset)
 * Bit 3: Power supply (1: plugged, 0: unplugged)
 * Bit 4: Photovoltaic panel (1: night, 0: day)
 * Bit 5: EXT_WEB connector (1: not shorted, 0: shorted)
 * Bit 6: External leds (1: light on, 0: light off)
 * Bit 7: Charging battery from mains (1: Battery charging from mains, 0: Battery not charging from mains)
Byte 46: Battery voltage read from internal ADC (Most Significant Byte)
Byte 47: Battery voltage read from internal ADC (Least Significant Byte)
 2673: 11.13V
 2781: 11.53V
 2915: 12.02V
 3042: 12.50V
 3229: 13.00V
 3380: 13.50V
 3580: 14.00V

Pictures[modifica]

Plastic box[modifica]

Hybrid v2.2 plastic box
Hybrid v2.2 plastic box
Hybrid v2.2 plastic box

PCB[modifica]

PCB up
PCB down

Programmer position[modifica]

Programmer red board