Humitemp
========
Humidity and temperature logger circuit based around a SHT40 sensor.
UART Commands
-------------
d
Dump the contents of the flash as a CSV.
Dx
Set a dump option. The option (x) is a single character - upper
case enables the option, lower case disables the option. The valid
options are:
F = dump fixed point values as raw hex as well
O = dump the SPI flash record offset
S = dump the SPI flash record sequence number
-
Reduce the RTC trim value by 1.
+
Increase the RTC trim value by 1.
H
Run the SHT40 heater.
Syyyymmddhhmmss
Set the RTC to yyyy-mm-dd hh:mm:ss. Note that there is no timezone
information.
ERASE
Clear the contents of the SPI flash and set the location for the
next logged value to address 0.