MC9S08QG8_09 Datasheet, PDF (27/314 Pages) Freescale Semiconductor, Inc – HCS08 Microcontrollers

Chapter 2 External Signal Description
Pin 1 indicator
PTA4/ACMP0/BKGD/MS
V_DD
V_SS
24 23 22 21 20 19
1
18 PTA1/KBIP1/ADP1/ACMP‚
2
17 _{PTA2/KBIP2/SDA/ADP2}
3 ^MC9S08QG8/4 16 _{PTA3/KBIP3/SCL/ADP3}
PTB7/SCL/EXTAL 4
15 PTB0/KBIP4/RxD/ADP4
PTB6/SDA/XTAL 5
14 PTB1/KBIP5/TxD/ADP5
PTB5/TPMCH1/SS
6
7
8
9
13 PTB2/KBIP6/SPSCK/ADP6
10 11 12
Figure 2-3. 24-Pin Packages
2.2 Recommended System Connections
Figure 2-4 shows pin connections that are common to almost all MC9S08QG8/4 application systems.
MC9S08QG8 and MC9S08QG4 Data Sheet, Rev. 5
Freescale Semiconductor
25