Datasheet

Chapter 2 Pins and Connections
MC9S08GB60A Data Sheet, Rev. 2
Freescale Semiconductor 27
Figure 2-4. . MC9S08GTxxA in 42-Pin SDIP Package
2.3 Recommended System Connections
Figure 2-4 shows pin connections that are common to almost all MC9S08GBxxA application systems.
MC9S08GTxxA connections will be similar except for the number of I/O pins available. A more detailed
discussion of system connections follows.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
42
41
40
39
38
37
36
35
34
33
32
31
30
29
IRQ
PTE1/RxD1
PTE0/TxD1
V
DDAD
PTC2/SDA1
PTC3/SCL1
PTC4
PTB5/AD1P5
PTB6/AD1P6
PTB7/AD1P7
V
REFH
V
REFL
PTA0/KBI1P0
PTA1/KBI1P1
PTA2/KBI1P2
PTA4/KBI1P4
PTA3/KBI1P3
PTB4/AD1P4
PTA5/KBI1P5
PTA6/KBI1P6
PTA7/KBI1P7
V
SSAD
PTG0/BKGD/MS
PTG1/XTAL
PTG2/EXTAL
RESET
PTC0/TxD2
PTC1/RXD2
15 28
PTE2/SS
1
PTB3/AD1P3
16 27
PTE3/MISO1
PTB2/AD1P2
17 26
PTE4/MOSI1
PTB1/AD1P1
18 25
PTE5/SPSCK1
PTB0/AD1P0
19 24
V
SS
PTD4/TPM2CH1
20 23
V
DD
PTD3/TPM2CH0
21 22
PTD0/TPM1CH0
PTD1/TPM1CH1