Rainbow Electronics HT93LC66 - Manual (Page 6)

ERAL
WRAL
Instruction Set Summary
HT93LC66
Instruction Comments
Start
bit
Op
Code
Address
ORG=0 ORG=1
X8 X16
Data
ORG=0 ORG=1
X8 X16
READ Read data 1 10 A8~A0 A7~A0 D7~D0 D15~D0
ERASE Erase data 1 11 A8~A0 A7~A0 ¾
WRITE Write data 1 01 A8~A0 A7~A0 D7~D0 D15~D0
EWEN Erase/Write Enable 1 00 11XXXXXXX 11XXXXXX ¾
EWDS Erase/Write Disable 1 00 00XXXXXXX 00XXXXXX ¾
ERAL Erase All 1 00 10XXXXXXX 10XXXXXX ¾
WRAL Write All 1 00 01XXXXXXX 01XXXXXX D7~D0 D15~D0
Note: ²X² stands for ²don¢t care²
HT93LC66
Rev. 1.20 6 October 29, 2001
C S
S K
D O
H i g h - Z
S t a n d b y
D I ( 1 )
t H Z t S V
t P R
t C D S
b u s y r e a d y
v e r i f y
1 0 0 0
S t a r t b i t
C S
S K
D O
H i g h - Z
S t a n d b y
D I 1 ( 1 )
t H Z t S V
t P R
t C D S
b u s y r e a d y
v e r i f y
0 D X D 0 0 0
S t a r t b i t