Transmission Specifications - YASKAWA SGD7S-1R9D Product Manual

6.8 Absolute Encoders

6.8.5 Transmission Specifications

6.8.5

Transmission Specifications

The position data transmission specifications for the PAO (Encoder Divided Pulse Output) signal are
given in the following table.
The PAO signal sends only the multiturn data.
Refer to the following section for the timing of sending the position data from the absolute encoder.
6.8.4
Synchronization Method
Baud Rate
Start Bits
Stop Bits
Parity
Character Code
Data Format
Data Output Period
Data Format of PAO Signal
As shown below, the message format consists of eight characters: "P," the sign, the 5-digit multiturn
data, and "CR" (which indicates the end of the message).
P
+ or −
0 to 9
0 to 9
0 to 9
0 to 9
0 to 9
CR
6-34
Reading the Position Data from the Absolute Encoder
Item
Start-stop synchronization (ASYNC)
9,600 bps
1 bit
1 bit
Even
ASCII, 7 bits
Refer to Data Format of PAO Signal.
Only once after the control power supply is turned ON
Multiturn
data (5 digits)
on page 6-33
PAO signal