Maxim Integrated DS4830A Optical Microcontroller - Manual (Page 222)

DS4830A User’s Guide
222
RETI Z
Operation:
Z=1: IP  @SP--
INS  0
Z=0: IP  IP + 1
Encoding:
15 0
1001 1100 1000 1101
Example(s):
RETI Z ; Z=0, return from interrupt (RETI) does not occur
RETI NZ
Operation:
Z=0: IP  @SP--
INS  0
Z=1: IP  IP + 1
Encoding:
15 0
1101 1100 1000 1101
Example(s):
RETI NZ ; Z=0, return from interrupt (RETI) is performed
RETI S
Operation:
S=1: IP  @SP--
INS  0
S=0: IP  IP + 1
Encoding:
15 0
1100 1100 1000 1101
Example(s):
RETI S ; S=0, return from interrupt (RETI) does not occur