| A6 |
_1
|
U
2114
--
|
18 |
VCC |
| A5 |
2 |
17 |
A7 |
| A4 |
3 |
16 |
A8 |
| A3 |
4 |
15 |
A9 |
| A0 |
5 |
14 |
I/O1 |
| A1 |
6 |
13 |
I/O2 |
| A2 |
7 |
12 |
I/O3 |
| !CE |
8 |
11 |
I/O4 |
| GND |
9 |
10 |
!WE |
|
Pin Names and functions
| A0 -
A9 |
Address Inputs |
| I/O1
- I/O4 |
Data Input/Output |
| !WE |
Write Enable Input (Active LOW) |
| !CS |
Chip Select Input (Active LOW) |
| Vcc |
Power (5V DC) |
| GND |
Ground |
|