sak-c167cr-16rm ETC-unknow, sak-c167cr-16rm Datasheet - Page 55

• Manufacturer Part Number: sak-c167cr-16rm
• Description: Microcomputer Components 16-bit Cmos Single-chip Microcontrollers
• Manufacturer: ETC-unknow

WRL, WRH
Figure 14-4
External Memory Cycle: Multiplexed Bus, No Read/Write Delay, Extended ALE
Write Cycle
Read Cycle
(A15-A8)
A23-A16
RdCSx
WrCSx
WR,
ALE
CSx
BHE
BUS
BUS
RD
A
A
A
A
A A
A
A
A A
A
A
A
AA
AA AA
AA
AA
AA
AA AA
AA AA
AA
AA
AA AA
AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
t
5
t
6
t
38
A
A
A A
A
A
A A
A
A
A A
A
A
A
A
A
A
A
A A
A
A
A A
A
A A
A
A
A A
A
A A
A
A
A A
A
A
A A
A
A A
A
A
A A
A
A A
A A
A A
A
A
A A
A
A
Address
Address
AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA
20Dec96@09:25h Intermediate Version
A
t
t
t
t
9
43
9
43
t
t
t
t
16
39
17
7
AA
AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
Address
53
t
t
11
45
t
t
11
45
A A
A
A A
A
A
A A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A A A
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA
A
A A
A A
A
A A
A A
A A
A
A A
A A
A A
A A
A A
A A
A A
A A
A A
A
A
t
t
t
t
15
13
47
49
t
t
13
49
t
t
22
50
A
A
A
A
A A
A
A A
A
A
A A
A
A
A A
A
A A
A
A
A A
A
A A
A
A
A A
A
A
A A
A
A A
A A
A A
A
A A
A
A
A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A A
A A
A
AA
AA AA
AA AA
AA AA
AA AA
AA AA AA
AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA AA AA
AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA AA
AA
AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA AA
Data Out
Data In
A
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA
AA AA
AA
AA
AA AA
AA
AA AA
AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA
t
t
51
18
t
t
19
t
52
t
t
t
25
40
27
54
Semiconductor Group
t
t
A
A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A
A A
A A
A A
A A
A A
A
23
56
C167CR-16RM
AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA
AA AA
AA AA
AA AA
AA AA
AA AA
AA
A
A
A
A
A A
A
A
A A
A
A
A
A
A A
A
A A
A A
A A
A
A
A A
A
A
A
A A
A A
A
A A
A A
A A
A A
A A
A
A
A
A
A
A
A A
A
A
A A
A
A
A