Datasheet

Chapter 2 Pins and Connections
MC9S08EL32 Series and MC9S08SL16 Series Data Sheet, Rev. 3
Freescale Semiconductor 29
Table 2-1. Pin Availability by Package Pin-Count
Pin Number <-- Lowest Priority --> Highest
28 20 Port Pin Alt 1 Alt 2 Alt3 Alt4 Alt5
1 — PTC5 PIC5 ACMP2O ADP13
2 — PTC4 PIC4 ADP12
3 1 RESET
1
1
Pin does not contain a clamp diode to V
DD
and should not be driven above V
DD
.
4 2 BKGD
5
3
V
DD
6V
DDA
V
REFH
7
4
V
SSA
V
REFL
8V
SS
9 5 PTB7 SCL
2
2
IIC pins can be repositioned using IICPS in SOPT1, default reset locations are on PTA2 and PTA3.
EXTAL
10 6 PTB6 SDA
2
XTAL
11 7 PTB5 TPM1CH1
3
3
TPM1CH1 pin can be repositioned using T1CH1PS in SOPT2, default reset location is on PTB5.
SS
12 8 PTB4 TPM2CH1
4
4
TPM2CH1 pin can be repositioned using T2CH1PS in SOPT2, default reset locations are on PTB4.
MISO
13 9 PTC3 PIC3 TPM1CH3 ADP11
14 10 PTC2 PIC2 TPM1CH2 ADP10
15 11 PTC1 PIC1 TPM1CH1
3
ADP9
16 12 PTC0 PIC0 TPM1CH0
5
5
TPM1CH0 pin can be repositioned using T1CH0PS in SOPT2, default reset locations are on PTA0.
ADP8
17 13 PTB3 PIB3 SCL
2
MOSI ADP7
18 14 PTB2 PIB2 SDA
2
SPSCK ADP6
19 15 PTB1 PIB1 SLTxD TxD
6
6
SCI pins can be repositioned using SCIPS in SOPT1, default reset locations are on PTB0 and PTB1.
ADP5
20 16 PTB0 PIB0 SLRxD RxD
6
ADP4
21 — PTA7 TPM2CH1
4
22 — PTA6 TPM2CH0
7
7
TPM2CH0 pin can be repositioned using T2CH0PS in SOPT2, default reset locations are on PTA1.
23 17 PTA3 PIA3 SCL
2
TxD
6
ADP3
24 18 PTA2 PIA2 SDA
2
RxD
6
ACMP1O ADP2
25 19 PTA1 PIA1 TPM2CH0
7
ACMP1–
8
8
If ACMP and ADC are both enabled, both will have access to the pin.
ADP1
8
26 20 PTA0 PIA0 TPM1CH0
5
TCLK ACMP1+
8
ADP0
8
27 — PTC7 PIC7 ACMP2–
8
ADP15
8
28 — PTC6 PIC6 ACMP2+
8
ADP14
8