srne-mqtt/srnemqtt/constants.py

# -*- coding: utf-8 -*-
MAC = "DC:0D:30:9C:61:BA"

# write_service = "0000ffd0-0000-1000-8000-00805f9b34fb"
# read_service  = "0000fff0-0000-1000-8000-00805f9b34fb"

ACTION_READ = 0x03
ACTION_WRITE = 0x06

POSSIBLE_MARKER = (0x01, 0xFD, 0xFE, 0xFF)

# get(255, 12, 2)
# "ff 03 00 0c 00 02"
CMD_GET_1 = b"\xff\x03\x00\x0c\x00\x02"
# > ff 03 04 20 20 20 20

# get(255, 12, 8)
# ff 03 00 0c 00 08
CMD_GET_MODEL = b"\xff\x03\x00\x0c\x00\x08"
# > ff 03 10 20 20 20 20 4d 4c 32 34 32 30 20 20 20 20 20 20
# Device SKU: ML2420

# get(255, 20, 4)
# ff 03 00 14 00 04
CMD_GET_VERSION = b"\xff\x03\x00\x14\x00\x04"
# > ff 03 08 00 04 02 00 02 00 00 03
#         CC ?? 11 22 33 ?? 44 55 66
# Version: 4.2.0

# get(255, 24, 3)
# ff 03 00 18 00 03
CMD_GET_SERIAL = b"\xff\x03\x00\x18\x00\x03"
# > ff 03 06 3c 13 02 67 00 01
#         CC 11 22 33 33 ?? ??
# SN: 60-19-0615

# get(255, 256, 7)
# ff 03 01 00 00 07
CMD_GET_BATTERY_STATE = b"\xff\x03\x01\x00\x00\x07"
# > ff 03 0e 00 48 00 7e 00 1d 0e 0d 00 7e 00 1c 00 03
#         CC 11 11 22 22 33 33 44 55 66 66 77 77 88 88
# 1: Battery charge: 72 %
# 2: Battery voltage: 12.6 V
# 3: Battery current: 0.29 A
# 4: Internal temperature?
# 5: External temperature probe for battery signet 8bit: 13 degC
# 6: Load voltage: 12.6 V
# 7: Load current: 0.28 A
# 8: Load power: 3 W

# get(255, 263, 4)
# ff 03 01 07 00 04
CMD_GET_PANEL_STATUS = b"\xff\x03\x01\x07\x00\x04"
# > ff 03 08 00 c8 00 14 00 04 00 01
#         CC 11 11 22 22 33 33 ?? ??
# 1: Panel voltage: 20.0 V
# 2: Panel current: 0.20 A
# 3: Panel power: 4 W
# Charging status?

# set(255, 266, 1 or 0)
# ff 06 01 0a 00 01
CMD_ENABLE_LOAD = b"\xff\x06\x01\x0a\x00\x01"
CMD_DISABLE_LOAD = b"\xff\x06\x01\x0a\x00\x00"
REG_LOAD_ENABLE = 0x010A

# get(255, 267, 21)
# ff 03 01 0b 00 15
CMD_GET_LOAD_PARAMETERS = b"\xff\x03\x01\x0b\x00\x15"
# > ff 03 2a 00 7c 00 7f 00 51 00 20 00 0a 00 03 00 00 00 00 00
# > 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
# > 00 00 00 00 00

# get(255, 288, 3)
# ff 03 01 20 00 03
CMD_GET_2 = b"\xff\x03\x01\x20\x00\x03"
# > ff 03 06 80 02 00 00 00 00
#         CC 11 22 33 33 33 33
# 1: boolean flag?: 1
# 2: ?: 2
# 3: ?: 0

# get(255, 57345, 33)
# ff 03 e0 01 00 21
CMD_GET_BATTERY_PARAMETERS = b"\xff\x03\xe0\x01\x00\x21"
# > ff 03 42 07 d0 00 c8 ff 0c 00 02 00 a0 00 9b 00 92 00 90 00
# > 8a 00 84 00 7e 00 78 00 6f 00 6a 64 32 00 05 00 78 00 78 00
# > 1e 00 03 00 41 00 a3 00 4b 00 a3 00 00 00 00 00 00 00 00 00
# > 0f 00 05 00 05 00 04 01 00
# 33 * uint16

# get(1, 61440, 10)
# 01 03 f0 00 00 0a
CMD_GET_HISTORICAL_TODAY = b"\x01\x03\xf0\x00\x00\x0a"
CMD_GET_HISTORICAL_YESTERDAY = b"\x01\x03\xf0\x01\x00\x0a"
CMD_GET_HISTORICAL_D2 = b"\x01\x03\xf0\x02\x00\x0a"
CMD_GET_HISTORICAL_D3 = b"\x01\x03\xf0\x03\x00\x0a"

#             ,- battery_min_voltage
#             |     ,- battery_max_voltage
#             |     |     ,- ?1 max charge %?
#             |     |     |     ,- ?2
#             |     |     |     |     ,- charge_max_power
#             |     |     |     |     |     ,- discharge_max_power
#             |     |     |     |     |     |     ,- charge_amp_hour
#             |     |     |     |     |     |     |     ,- discharge_amp_hour
#             |     |     |     |     |     |     |     |     ,- production_power
#             |     |     |     |     |     |     |     |     |     ,- consumption_power
#            _|___ _|___ _|___ _|___ _|___ _|___ _|___ _|___ _|___ _|___
# > 01 03 14 00 7c 00 7f 00 51 00 20 00 0a 00 03 00 00 00 00 00 00 00 00
# > 01 03 14 00 7c 00 7f 00 53 00 20 00 0a 00 03 00 00 00 00 00 00 00 00
# battery_min_voltage = 12.4 V
# battery_max_voltage = 12.7 V
# ?1 = 83 % ?
# ?2 =
# charge_max_power = 10 W
# discharge_max_power = 3 W
# charge_amp_hour = 0 Ah
# discharge_amp_hour = 0 Ah
# production_power = 0 Wh
# consumption_power = 0 Wh

# ff 78 00 00 00 01
CMD_ = b"\xff\x78\x00\x00\x00\x01"

# CMD_GET_BATTERY_STATE = b'\xff\x03\x01\x00\x00\x07'
# > ff 03 0e 00 48 00 7e 00 1d 0e 0d 00 7e 00 1c 00 03
#         CC 11 11 22 22 33 33 44 55 66 66 77 77 88 88
# 1: Battery charge: 72 %
# 2: Battery voltage: 12.6 V
# 3: Battery current: 0.29 A
# 4: Internal temperature?
# 5: External temperature probe for battery signed 8bit: 13 degC
# 6: Load voltage: 12.6 V
# 7: Load current: 0.28 A
# 8: Load power: 3 W

# CMD_GET_PANEL_STATUS = b'\xff\x03\x01\x07\x00\x04'
# > ff 03 08 00 c8 00 14 00 04 00 01
#         CC 11 11 22 22 33 33 ?? ??
# > ff 03 08 00 00 00 00 00 00 00 00
# 1: Panel voltage: 20.0 V
# 2: Panel current: 0.20 A
# 3: Panel power: 4 W
# ?: load_enabled