z89321 ZiLOG Semiconductor, z89321 Datasheet - Page 22

• Manufacturer Part Number: z89321
• Description: 16-bit Digital Signal Processors
• Manufacturer: ZiLOG Semiconductor

S15 S14 S13
N
* The output value is the opposite of the status register content.
OV
Z
S12
C
S11
UI1
UI0 SH3
S10
S9
OP
S8
S7
IE
UO1 UO0
S6
S5
S4
S3
S2
RPL
S1
S0
MPY output arithmetically shifted
right by three bits
Overflow protection
Overflow
Negative
Ram Pointer Loop Size
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
"Short Form Direct" bits
User Output 0-1*
Interrupt Enable
User Input 0-1 (Read Only)
Carry
Zero
256
2
4
8
16
32
64
128