S9S08SC4E0MTG Datasheet, PDF (5/31 Pages) Freescale Semiconductor, Inc – MC9S08SC4 8-Bit Microcontroller Data Sheet

Chapter 2
Pins and Connections
This section describes signals that connect to package pins. It includes pinout diagrams, recommended system connections, and
detailed discussions of signals.
2.1 Device Pin Assignment
The following figure shows the pin assignments for the MC9S08SC4 device.
RESET
1
BKGD/MS
2
V_DD
3
V_SS
4
PTB7/EXTAL
5
PTB6/XTAL
6
PTB5/TPM1CH1
7
PTB4/TPM2CH1
8
16
PTA0/PIA0/TPM1CH0/TCLK/ADP0
15
PTA1/PIA1/TPM2CH0/ADP1
14
PTA2/PIA2/ADP2
13
PTA3/PIA3/ADP3
12
PTB0/PIB0/RxD/ADP4
11
PTB1/PIB1/TxD/ADP5
10
PTB2/PIB2/ADP6
9
PTB3/PIB3/ADP7
Table 2-1. Pin Function Priority
Pin
Number
Lowest
Priority
Highest
16-pin Port Pin
Alt 1
1
2
3
4
5 PTB7
6 PTB6
7 PTB5
TPM1CH1
8 PTB4
9 PTB3
10 PTB2
TPM2CH1
PIB3
PIB2
11 PTB1
PIB1
Alt 2
EXTAL
XTAL
TxD
Alt 3
BKGD
Alt 4
RESET
MS
V_DD
V_SS
ADP7
ADP6
ADP5
MC9S08SC4 MCU Series Data Sheet, Rev. 4
Freescale Semiconductor
5