User`s manual

User’s Manual Sample Circuits D–3
D.2 Keypad and LCD Connections
Sample Program: KEYLCD2.C in SAMPLES/RCM2100.
Sample Program: KEYLCD2.C in SAMPLES/RCM2100.
Figure D–2: Sample Keypad Connections
Figure D–3: Sample LCD Connections
PB2
PB0
PB3
PB4
PB5
PC1
VCC
10 kW
resistors
RabbitCore
RCM2100
Keypad
J2
J1
3
4
5
1
6
26
34
35
PD1
PD2
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
RabbitCore
RCM2100
J1
10
9
8
7
6
5
4