Owner manual

DS4830 User’s Guide
216
SRA2 Operation: 15 Active Accumulator (Acc) 0 Carry Flag
Acc.[13:0] Acc.[15:2]
Acc.[15:14]  Acc.15
C  Acc.1
Encoding: 15 0
1000
1010
1110
1010
Example(s): ; Acc = 0003h, C=0, Z=0
SRA2 ; Acc = 0000h, C=1, Z=1
SRA4 Operation: 15 Active Accumulator (Acc) 0 Carry Flag
Acc.[11:0] Acc.[15:4]
Acc.[15:12]  Acc.15
C  Acc.3
Encoding: 15 0
1000
1010
1011
1010
Example(s): ; Acc = 9878h, C=0, Z=0
SRA4 ; Acc = F987h, C=1, Z=0
SRA4 ; Acc = FF98h, C=0, Z=0