User`s manual

User’s Manual 67
D.2 Keypad and LCD Connections
Figure D-2. Sample Keypad Connections
Sample Program: KEYLCD.C in SAMPLES\RCM2200.
Figure D-3. Sample LCD Connections
Sample Program: KEYLCD.C in SAMPLES\RCM2200.
PB2
PB0
PB3
PB4
PB5
PC1
VCC
10 kW
resistors
RCM2200
Prototyping Board
Keypad
J8
J7
11
12
13
10
14
4
10
11
PD3
PD4
Row 0
Row 2
Row 3
Row 4
Row 5
Row 1
Col 0
Col 1
NC
NC
7
8
9
10
PA2
PA1
PA3
PA4
PA5
PA6
PA7
VLC
20 kW
10 kW
4.7 kW
2.2 kW
1 kW
470 W
680 W
100 nF
3
6
4
5
11
12
13
14
2
2x20 LCD
/CS
C/D
/WR
D4
D5
D6
D7
D0
D1
D2
D3
VLC
VCC
RCM2200
Prototyping Board
J8
2
3
4
5
6
7
8