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MC9S08QB8 Datasheet, PDF (5/36 Pages) Freescale Semiconductor, Inc – 8-Bit HCS08 Central Processor Unit
Pin Assignments
PTC5 1
PTC4 2
PTA5/IRQ/TCLK/RESET 3
PTA4/ACMPO/BKGD/MS
4
VDD
5
VDDA/VREFH
6
VSSA/VREFL
7
VSS
8
PTB7/EXTAL
9
PTB6/XTAL
10
PTB5/TPMCH0
11
PTB4
12
PTC3
13
PTC2
14
28 PTC6
27 PTC7
26 PTA0/KBIP0/TPMCH0/ADP0/ACMP+
25 PTA1/KBIP1/ADP1/ACMP–
24 PTA2/KBIP2/ADP2
23 PTA3/KBIP3/ADP3
22 PTA6
21 PTA7
20 PTB0/KBIP4/RxD/ADP4
19 PTB1/KBIP5/TxD/ADP5
18
PTB2/KBIP6/ADP6
17 PTB3/KBIP7/ADP7
16
PTC0
15
PTC1
Pins shown in bold type are lost in the next lower pin count package.
Figure 2. MC9S08QB8 Series in 28-Pin SOIC Package
MC9S08QB8 Series MCU Data Sheet, Rev. 3
Freescale Semiconductor
5