MC68HC08AS20 Datasheet, PDF (36/386 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Pin Name
PTA7–PTA0
PTB7/ATD7–
PTB0/ATD0
PTC4–PTC3
PTC2/MCLK
PTC1–PTC0
PTD6/ATD14/TCLK
PTD5/ATD13–
PTD0/ATD8
PTE7/SPSCK
PTE6/MOSI
PTE5/MISO
PTE4/SS
PTE3/TCH1
PTE2/TCH0
PTE1/RxD
PTE0/TxD
PTF3/TCH5
PTF2/TCH4
PTF1/TCH3
Table 1-1. External Pins Summary
Function
General-Purpose I/O
General-Purpose I/O
ADC Channel
General-Purpose I/O
General-Purpose I/O,
Bus Clock Output
General-Purpose I/O
General-Purpose I/O
ADC Channel/Timer External
Input Clock
General-Purpose/O
ADC Channel
General-Purpose I/O
SPI Clock
General-Purpose I/O
SPI Data Path
General-Purpose I/O
SPI Data Path
General-Purpose I/O
SPI Slave Select
General-Purpose I/O
Timer Channel 1
General-Purpose I/O
Timer Channel 0
General-Purpose I/O
SCI Receive Data
General-Purpose I/O
SCI Transmit Data
General-Purpose I/O
Timer Channel 5
General-Purpose I/O
Timer Channel 4
General-Purpose I/O
Timer Channel 3
Driver Type
Dual State
Dual State
Dual State
Dual State
Dual State
Dual State
Dual State
Dual State
Open Drain
Dual State
Open Drain
Dual State
Open Drain
Dual State
Dual State
Dual State
Dual State
Dual State
Dual State
Dual State
Dual State
Hysteresis
No
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Reset State
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Input, Hi-Z
Advance Information
36
MC68HC08AS20 —Rev. 4.1
Freescale Semiconductor