Panasonic MINAS A5-series Operating Instructions Manual page 343

4. Communication
Details of Communication Command
command mode
2
C
Encoder ID
ST771
AT500series
• Command error occurs at other control modes than full-closed control.
• ST771
Status (L)
bit7 6
Thermal alarm Signal intensity
alarm
Status (H)
bit7 6
0 0
*1 bit5 : Logical sum of bit0 to bit 5 of status (L)
• AT500 series
Status (L)
bit7 6
Thermal alarm 0
Status (H)
bit7 6
0 0
*3 bit5 : Logical sum of bit0 to bit 5 of status (L)
Error code
bit7 6
0 : Normal
1 : Error
• Absolute position data = 48bit (800000000000 to 7FFFFFFFFFFFh)
• Read out of feedback scale
Reception data
0
axis
C 2
checksum
Encoder ID (L)
Address "0" data of EEPROM
Address "0" data of EEPROM
5 4
Signal intensity Transducer
error error
5 4
Encoder Encoder
error *1 error *2
*2 bit4 : logical sum of bit6 and bit 7 of status (L)
5 4
Communication CPU, memory
error error
5 4
Encoder Encoder
error *3 alarm *4
*4 bit4 : logical sum of bit6 and bit 7 of status (L)
5 4
Command error RS485 error
C
absolute position data (48bit)
Encoder ID (H)
32h
31h
3 2
ABS detection Hardware
error error
3 2
0 0
3 2
Capacity and Encoder
photoelectric non-matching
error error
3 2
0 0
3 2
Transmission data
11 (0Bh)
axis
2
encoder ID (L)
(H)
status (L)
(H)
(L)
(H)
error code
checksum
1 0
Initialization Over speed
error
1 0
0 0
1 0
Initialization Over speed
error
1 0
0 0
1 0
7-47
1
2
3
4
5
6
7