SM5964A Datasheet, PDF (15/30 Pages) SyncMOS Technologies,Inc – 8-Bit Micro-controller With 64KB ISP Flash & TWSI & PWM & 1KB RAM embedded

SyncMOS Technologies International, Inc.
SM5964A
8-Bit Micro-controller
With 64KB ISP Flash & TWSI & PWM & 1KB RAM embedded
A.) 1 byte, 1 Cycle Instruction
S1 S2 S3 S4 S5 S6 S1 S2
Read OPCODE Read next OPCODE Read next OPCODE
Discard
again
1 machine cycle
B.) 2 byte, 1 Cycle Instruction
S1 S2 S3 S4 S5 S6 S1 S2
Read OPCODE Read 2’nd Byte
Read next OPCODE
1 machine cycle
C.) 1 byte, 2 Cycle Instruction
S1 S2 S3 S4 S5 S6 S1 S2 S3 S4 S5 S6 S1 S2
Read OPCODE
1’st cycle
Read next OPCODE (Discard)
2’nd cycle
Read next
OPCODE
again
D.) MOVX: 1 byte, 2 Cycle Instruction _{ACCESS external memory}
ADDR
DATA
S1 S2 S3 S4 S5 S6 S1 S2 S3 S4 S5 S6 S1 S2
Read OPCODE ^{Read next OPCODE}
(Discard)
1’st cycle
No Fetch
No Fetch
2’nd cycle
Read next
OPCODE
Again
Figure 14 Timing of various instructions
Specifications subject to change without notice contact your sales representatives for the most recent information.
15
Ver 2.3 SM5964A 10/2006