86BI/O Poll Messaging 12BAppendix D: Example Messages
120
2. Interpret the reported value of poll response #1.
Refer to Figure 19, step 2, page 120. The reported value for the Status Byte (80
hex
) indicates
that no exceptions are set. The Status Byte Bit map is shown in Table 44, page 75. The
reported value for the 16-bit pressure value (FF 3F) indicates that the pressure is m
easured at
50% FS.
Note
The poll response that is returned is defined in the Device Configuration Object
(see page 71).
GROUP 2 MESSAGE ID
(fixed 2 bit hex value)
SOURCE MAC ID (= 5)
(6 bit hex value)
MESSAGE TYPE ID
(fixed 3 bit hex value;
I/O poll response shown)
10
000101
011
= 42B
hex
.
Step 1
CAN
IDENTIFIER
FIELD
POLL RESPONSE #1
Status Byte
16 Bit Pressure Value
(LSB first)
.
Step 2
FF
hex
3F
hex
80
hex
POLL
RESPONSE #1
Figure 19: Successful I/O Poll Response Message Components
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