Read only registers (function code 0x3).
Float Registers
0
1
Red calibrated output µmol
2
3
Far-red calibrated output µmol
4
5
Red detector millivolts
6
7
Far-red detector millivolts
8
9
Ratio
10
11
Percentage Far-red
12
13
Reserved for Future Use
14
15
device status
(1 means device is busy, 0 otherwise)
16
17
firmware version
Integer Registers
44
Red calibrated output µmol (shifted one decimal point to the left)
45
Far-red calibrated µmol (shifted one decimal point to the left)
46
Red detector millivolts (shifted three decimal points to the left)
47
Far-red detector millivolts (shifted three decimal points to the left)
48
Ratio (shifted one decimal point to the left)
49
Percentage Far-red (shifted one decimal point to the left)
50
Reserved for Future Use
51
device status
(1 means device is busy, 0 otherwise)
52
Firmware version (shifted one decimal point to the left)
Read/Write registers (function codes 0x3 and 0x10).
Float Registers
20
21
slave address
22
23
model number*
24
25
serial number*
26
27
baudrate (0 = 115200, 1 = 57600, 2 = 38400, 3 = 19200, 4 = 9600, any other
number = 19200)
28
29
parity (0 = none, 1 = odd, 2 = even)
30
31
number of stopbits
32
33
Red multiplier*
