Appendix; Appendix 1. I/O Signal List - Mitsubishi Electric MELSEC-A Series User Manual

7. Appendix

Appendix 1.
The A1S64TC uses 32 points for input and 32 points for output for the signal
communication with the PC CPU.
The I/O signal allocation and name of each signal are shown below.
Device X indicates the input signal from the A1S64TC to the PC CPU, and device
Y indicates the output signal from the PC CPU to the A1SJ64TC.
The I/O signal (X, Y) indicates that the device is installed to the slot 0 of the
main base unit.
Signal direction: A1S64TC → → PC CPU
Device No.
X0 Watchdog timer error flag
Temperature adjustment module
X1
READY flag
X2 Write error flag
X3 Hardware error flag
X4 CH1 Auto-tuning status
X5 CH2 Auto-tuning status
X6 CH3 Auto-tuning status
X7 CH4 Auto-tuning status
2
X8 E PROM write complete flag
X9 Default value write complete flag
2
XA E PROM write incomplete flag
XB Unusable
XC CH1 Alert occurrence flag
XD CH2 Alert occurrence flag
XE CH3 Alert occurrence flag
XF CH4 Alert occurrence flag
X10 to X1F Unusable
Point
(1) When the unusable area are turned on/off by a sequence program, the
functions of the A1S64TC are not guaranteed.
However, when the A1S64TC is used with the remote I/O station, Y0E
and Y0F can be reset from a user program. Refer to the Data Link
System Reference Manual for details.
I/O Signal List
Name
A-1
Signal direction: A1S64TC ← ← PC CPU
Device No.
Y00 to Y10 Unusable
Y11 Setting/action mode command
Y12 Error reset command
Y13 Unusable
Y14 CH1 Auto-tuning command
Y15 CH2 Auto-tuning command
Y16 CH3 Auto-tuning command
Y17 CH4 Auto-tuning command
2
Y18 E PROM backup command
Y19 Default setting registration command
Y1A CH1 PID forced stop command
Y1B CH2 PID forced stop command
Y1C CH3 PID forced stop command
Y1D CH4 PID forced stop command
Y1E
Unusable
Y1F
Name