D E M O 9 S 1 2 X D T 5 1 2
J U L Y 1 8 , 2 0 0 8
17
Table 7: USER Option Header
Shunt
USER
Installed
Removed
Description
SW1
1
2
Enable
Disable
Push Button Switch 1
SW2
3
4
Enable
Disable
Push Button Switch 2
SW3-1
5
6
Enable
Disable
DIP Switch Position 1
SW3-2
7
8
Enable
Disable
DIP Switch Position 2
SW3-3
9
10
Enable
Disable
DIP Switch Position 3
SW3-4
11
12
Enable
Disable
DIP Switch Position 4
LED1
13
14
Enable
Disable
LED 1
LED2
15
16
Enable
Disable
LED 2
LED3
17
18
Enable
Disable
LED 3
LED4
19
20
Enable
Disable
LED 4
RV1
21
22
Enable
Disable
Potentiometer
RZ1
23
24
Enable
Disable
Light Sensor
MCU I/O PORT
The MCU I/O PORT connectors (J1 and J2) provide access to the MC9S12XDT512 I/O sig-
nals. The figures below show the pin-out for each MCU I/O connector.
Figure 11: MCU I/O PORT – J1
J1
VDD
1
2
IRQ/PE1
VSS
3
4
RESET*
PS1/TXD0
5
6
MODC/BKGD
PS0/RXD0
7
8
PP7/KWP7/PWM7/SCK2
PP0/KWP0/PWM0/MISO1
9 10
PAD07/AN07
PP1/KWP1/PWM1/MOSI1
11 12
PAD06/AN06
PT0/I0C0
13 14
PAD05/AN05
PT1/IOC1
15 16
PAD04/AN04
PM4/RXCAN2/RXCAN0/RXCAN4/MOSI0
17 18
PAD03/AN03
PM2/RXCAN1/RXCAN0/MISO0
19 20
PAD02/AN02
PM5/TXCAN2/TXCAN0/TXCAN4/SCK0
21 22
PAD01/AN01
PM3/TXCAN1/TXCAN0/SS0
23 24
PAD00/AN00
PA7
25 26
PJ6/KWJ6/RXCAN4/SDA0
PA6
27 28
PJ7/KWJ7/TXCAN4/SCL0
PA5
29 30
PP2/KWP2/PWM2/SCK1
PA4
31 32
PP3/KWP3/PWM3/SS1
PA3
33 34
PP4/KWP4/PWM4/MISO2
PA2
35 36
PP5/KWP5/PWM5/MOSI2
PA1
37 38
PS2/RXD1
PA0
39 40
PS3/TXD1