Mitsubishi Electric MELSEC iQ-R Series User Manual page 497

Output signals
Device number Signal name
Y0 CH1 Transmission request
Y1 CH1 Reception data read completion
Y2 CH1 Mode switching request
Y3 CH1 protocol execution request
Y4 to Y6 Use prohibited
Y7 CH2 Transmission request
Y8 CH2 Reception data read completion
Y9 CH2 Mode switching request
YA CH2 protocol execution request
YB to YD Use prohibited
YE Error initialization request
YF Use prohibited
Y10 Modem initialization request
Y11 Connection request
Y12 Modem disconnection request
Y13 to Y16 Use prohibited
Y17 User frame read request from flash ROM
Y18 User frame write request to flash ROM
Y19 to Y1B Use prohibited
Y1C Parameter initialization request
Y1D to Y1F Use prohibited
Reference

Page 377 SWITCHING THE MODE
AFTER STARTING

Page 377 SWITCHING THE MODE
AFTER STARTING

Page 448 Turning OFF the ERR LED
and initializing the error codes

Page 160 List of input/output signals for
the modem function

APPENDICES APPENDIX
Appendix 2 Input/Output Signal List
A
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