MC9S08SG8 Datasheet, PDF (23/310 Pages) Freescale Semiconductor, Inc – Microcontrollers

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
Figure 2-1 - Figure 2-3 shows the pin assignments for the MC9S08SG8 devices.
RESET
1
BKGD/MS
2
V_DD
3
V_SS
4
PTB7/SCL/EXTAL
5
PTB6/SDA/XTAL
6
PTB5/TPM1CH1/SS
7
PTB4/TPM2CH1/MISO
8
PTC3/ADP11
9
PTC2/ADP10
10
20 PTA0/PIA0/TPM1CH0/TCLK/ADP0/ACMP+
19 PTA1/PIA1/TPM2CH0/ADP1/ACMP-
18 PTA2/PIA2/SDA/ADP2/ACMPO
17 PTA3/PIA3/SCL/ADP3
16 PTB0/PIB0/RxD/ADP4
15 PTB1/PIB1/TxD/ADP5
14 PTB2/PIB2/SPSCK/ADP6
13 PTB3/PIB3/MOSI/ADP7
12 PTC0/TPM1CH0/ADP8
11 PTC1/TPM1CH1/ADP9
Figure 2-1. 20-Pin TSSOP
RESET
1
BKGD/MS
2
V_DD
3
V_SS
4
PTB7/SCL/EXTAL
5
PTB6/SDA/XTAL
6
PTB5/TPM1CH1/SS
7
PTB4/TPM2CH1/MISO
8
16
PTA0/PIA0/TPM1CH0/TCLK/ADP0/ACMP+
15
PTA1/PIA1/TPM2CH0/ADP1/ACMP-
14
PTA2/PIA2/SDA/ADP2/ACMPO
13
PTA3/PIA3/SCL/ADP3
12
PTB0/PIB0/RxD/ADP4
11
PTB1/PIB1/TxD/ADP5
10
PTB2/PIB2/SPSCK/ADP6
9
PTB3/PIB3/MOSI/ADP7
Figure 2-2. 16-Pin TSSOP
MC9S08SG8 MCU Series Data Sheet, Rev. 0
Freescale Semiconductor
PRELIMINARY
23