User Manual

52
temperature value in 2's complement
pp: max. LED temperature, qq: current LED temperature,
rr: max. MCU temperature, ss: current MCU temperature
Read AC/DC
max/avg. voltage
FF 01 31 00 00 00 00 32
Reply: FF 01 31 mm mm nn nn chks,
mmmm: max. voltage (in mV)
nnnn: average voltage (in mV)
Read AC/DC current
voltage
FF 01 32 00 00 00 00 33
Reply: FF 01 32 rr rr pp pp chks
pppp: current voltage (in mV)
rrrr: min. voltage (in mV)
Read Total System
power on time
FF 01 35 00 00 00 00 36
Reply: FF 01 36 hh hh hh hh chks,
hhhh hhhh: 0~232 hours
Read Total LED on
time
FF 01 36 00 00 00 00 37
Reply: FF 01 36 hh hh hh hh chks,
hhhh hhhh: 0~232 hours
Read Ambient light
FF 01 37 00 00 00 00 38
Reply: FF 01 37 00 00 00 aa chks,
aa: ambient light in %
Read Boot count
FF 01 38 00 00 00 00 39
Reply: FF 01 38 00 00 bb bb chks,
bbbb: boot count
Read LED string1
voltage
FF 01 3A 00 00 00 00 3B
Reply: FF 01 3A 00 00 pp pp chks,
pppp: current voltage (in mV)
Read LED string2
voltage
FF 01 3B 00 00 00 00 3C
Reply: FF 01 3B 00 00 pp pp chks,
pppp: current voltage (in mV)
Read LED string3
voltage
FF 01 3C 00 00 00 00 3D
Reply: FF 01 3C 00 00 pp pp chks,
pppp: current voltage (in mV)
Read LED string4
voltage
FF 01 3D 00 00 00 00 3E
Reply: FF 01 3D 00 00 pp pp chks,
pppp: current voltage (in mV)
Read Error code
FF 01 3F 00 00 00 00 40
Reply: FF 01 3F ee ee ee ee chks,
eeee eeee: 32-bits
All zero: System is OK
Bit 0: Watchdog Reset
Bit 1: MCU RX buffer overflow
Bit2: EEPROM write fail
Bit8: LED driver1’s voltage is out of range
Bit9: LED driver2 ‘s voltage is out of range
Bit10: LED driver3’s voltage is out of range