Delta AH500 - Page 719

Chapter 6 Applied Instructions
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S Description S+1 Description D Description
Bit0
D: Standby CPU does not exist
D+2: Master CPU does not exist
Bit1 RUN LED ON
Bit2
RUN LED OFF
Bit3
RUN LED Blinking
Bit4
ERROR LED ON
Bit5 ERROR LED OFF
Bit6
ERROR LED Blinking
Bit7
BUS FAULT LED ON
Bit8
BUS FAULT LED OFF
Bit9 BUS FAULT LED Blinking
Bit10
SYSTEM LED ON
Bit11
SYSTEM LED OFF
Bit12
SYSTEM LED Blinking
Bit13~
Bit15
Idle
D+1: Master CPU ; D+3: Standby CPU
Bit0
MASTER LED ON
Bit1
MASTER LED OFF
Bit2
MASTER LED Blinking
Bit3
SYNC LED (Orange) ON
Bit4
SYNC LED (Orange) Blinking
Bit5
SYNC LED (Green) ON
Bit6
SYNC LED (Green) Blinking
Bit7
SYNC LED (Red) ON
Bit8
SYNC LED (Red) Blinking
Bit9
SYNC LED OFF
Bit10~
Bit15
Reserved
Example:
This is an example of reading the CPU ID. When M0 is from OFF to ON, D10 is 1. That means this
CPU ID is A. When D10 is 2, the CPU ID is B.