PCE Instruments PCE-P18 - Page 25

25
Device
address
Function
Register address Number of registers
CRC check-
sum
B1 B0 B1 B0
01h 03h 1Dh 4Dh 00h 02h 5270h
Device
address
Function
Register address Register value
CRC
checksum
B1 B0 B1 B0
01h 06h 0Fh A1h 00h 78h DB1Eh
Device
address
Function
Register address Register value
CRC
checksum
B1 B0 B1 B0
01h 06h 0Fh A1h 00h 78h DB1Eh
Writing n-registers (code 10h)
Example 3. Writing the value 78h (120) and the value 4h (4) to the regi-
sters FA1h, FA2h (4001, 4002)
Request:
Response:
De-
vice
ad-
dress
Fun-
ction
Register
address
Number of
registers
Num-
ber of
bytes
Register
value
4001
Register
value
4002
CRC
check-
sum
B1 B0 B1 B0
01h 10h 0Fh A1h 00h 78h 04h 00h 78h 00 04 F831h
Device
address
Function
Register address Number of registers
CRC
checksum
B1 B0 B1 B0
01h 10h 0Fh A1h 00h 02h 133Eh
Device identification report (code 11h)
Example 4. Device identification
Table 11
Device
address
Function Checksum
01h 11h C02Ch
Device
ad-
dress
Fun-
ction
Num-
ber of
bytes
Identi-
fier
P18D
De-
vice
status
The field depending on the
device software version
(e.g. 0.70)
CRC
check-
sum
01h 11h 0Eh CCh FFh
50h 31h 38h 44h 76h 2Eh
30h 2Eh 30h 34h 20h 00h
B154h
Table 9
Table 10
Request:
Response:
Table 12