CY7C276
Table 1. Control Word for Architecture Configuration
Control Word
Programmed Level
0=Default
Control Option
Bit
Function
OE Active LOW
OE
D
0
1=Programmed
OE Active HIGH
CS
CS
CS
D
D
D
0=Default
1=Programmed
CS Active LOW
0
1
2
12
13
14
0
CS Active HIGH
0
0=Default
1=Programmed
CS Active LOW
1
CS Active HIGH
1
0=Default
1=Programmed
CS Active LOW
2
CS Active HIGH
2
Control Word (4000H)
D15
X CS2 CS1 CS0 X X X X X X X X 1 X X OE
D0
Bit Map
Programmer Address (Hex)
RAM Data
Table 2. Program Mode Table
0000
Data
Mode
V
V
V
V
PGM
VFY
D − D
PP
PP
PP
PP
0
15
.
.
.
.
.
.
Program Inhibit
Program Enable
Program Verify
V
V
V
High Z
IHP
IHP
IHP
V
Data
Data
ILP
3FFF
4000
Data
V
V
ILP
IHP
Control Word
Table 3. Configuration Mode Table
Mode
V
V
V
V
PGM
VFY
A
D − D
0 15
PP
PP
PP
PP
2
Program Inhibit
V
V
V
V
V
V
High Z
IHP
IHP
IHP
PP
PP
PP
Program Control Word
Verify Control Word
V
Control Word
Control Word
ILP
IHP
V
V
ILP
6
5
4
3
2
1
44 43 42 41 40
39
D
D
12
A
7
13
11
A
A
8
38
37
36
35
34
33
32
31
30
29
12
D
10
9
11
CY7C276
D
9
8
A
A
V
10
11
12
13
14
15
16
17
10
D
9
V
SS
SS
V
CC
V
SS
D
7
A
8
D
6
5
4
A
7
D
D
A
6
A
5
18 19 20 21 22 23 24 25 26 27 28
C276–8
Figure 1. Programming Pinout
5