EM78808
8-bit Micro-controller
ERS =1 , CA-1 =DIS ABLE
3
4
1
2
3
4
1
2
3
CLK
Td iei
Td iea
/INSEND
Tiew
Td ca
CA 14:0
CD 12:0
Ta cc
Tcd s
Tcd h
ERS =0 , CA-1 =0 HIGH ORDER DATA
CA-1 =1 LOW ORDER DATA
3
4
1
2
3
4
1
2
3
CLK
Td iea
Td iei
/INSEND
CA-1
Td ca 1
Tiew
Td ca
CA 14:0
CD 7:0
Low order
DATA
Highorder
DATA
Tcd s
Ta cc
Tcd h
Fig.33 Program ROM access timing
______________________________________________________________________________________________________________________________________________________
* This specification is subject to change without notice.
8/1/2004 (V3.1)
63
ELAN [ ELAN MICROELECTRONICS CORP ]
