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7210 READIO 22

 
Return Interrupt Status Register 2.
 
Bit
Value
Meaning
7
128
Interrupt Occurred on ISR 1 or 2
6
64
SRQ Received
5
32
Device in Lockout State
4
16
Device in Remote State
3
8
Command Output - Send Byte
2
4
Lockout Change
1
2
Remote Change
0
1
Address Status Change