Id Setting - Yamaha RCX222 User Manual

1. Standard I/O interface over view
1.1

ID setting

Use the DIP switch on the DIO option board to set the board ID (1 to 4). This ID
determines the correspondence between the I/O connector pins and the controller I/O
signals.
c
CAUTION
When using two or more DIO option boards, set different IDs so that they do
not overlap.
■ DIP switch
Chapter
5
■ DIP switch setting and ID
Switch 1
ON
OFF
ON
OFF
*1: To enable the dedicated inputs, CHK1 (pin No. 4) and CHK2 (pin No. 40) of the I/O
connector must be shorted. For details, refer to "1.2 Connector I/O signals" in
Chapter 5.
5-2
Switch 2 ID General-purpose input/output
ON 1 DI20-DI37/DO20-DO27
ON 2 DI40-DI67/DO30-DO47
OFF 3 DI70-DI117/DO50-DO67
OFF 4 DI120-DI147/DO70-DO107
Dedicated input/output
*1
Available
None
None
None