Select your language

PC to CPU:

'STX' 'ADR' 'U' channelno 'CHK' 'ETX'

'U'
ASCII-Code 0x55 OR 0x80 = 0xD5
channelno
one byte in ASCII OR 0x80
CPU to PC

'STX' 'ADR' 'U' channelno_gradientUp_gradientDown 'CHK' 'ETX' (read value)

'U'
ASCII-Code 0x55 OR 0x80 = 0xD5
channelno
one byte in ASCII OR 0x80
_
blank = 0x20 OR 0x80 = 0xA0
gradientUp
format XXX.X in K/min per byte in ASCII OR 0x80
gradientDown
format XXX.X in K/min per byte in ASCII OR 0x80
Remarks:
If several channels are available, each one must be read separately. The value for the gradient is always a positive one!