MC908QL4 FREESCALE [Freescale Semiconductor, Inc], MC908QL4 Datasheet - Page 23

• Manufacturer Part Number: MC908QL4
• Description: M68HC08 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Freescale Semiconductor
PTB6, PTB7
Name
PTB0
PTB1
PTB2
PTB3
PTB4
PTB5
PTA0
PTA1
PTA2
PTA3
PTA4
PTA5
V
V
Pin
DD
SS
Power supply
Power supply ground
PTA0 — General purpose I/O port
AD0 — A/D channel 0 input
KBI0 — Keyboard interrupt input 0
PTA1 — General purpose I/O port
AD1 — A/D channel 1 input
TCH1 — Timer Channel 1 I/O
KBI1— Keyboard interrupt input 1
PTA2 — General purpose input-only port
IRQ — External interrupt with programmable pullup and Schmitt trigger input
KBI2 — Keyboard interrupt input 2
TCLK — External clock source input for the TIM module
PTA3 — General purpose I/O port
RST — Reset input, active low with internal pullup and Schmitt trigger input
KBI3 — Keyboard interrupt input 3
PTA4 — General purpose I/O port
OSC2 — XTAL oscillator output (XTAL option only)
AD2 — A/D channel 2 input
KBI4 — Keyboard interrupt input 4
PTA5 — General purpose I/O port
OSC1 — XTAL, RC, or external oscillator input
AD3 — A/D channel 3 input
KBI5 — Keyboard interrupt input 5
PTB0 — General purpose I/O port
TCH0 — Timer Channel 0 I/O
PTB1 — General purpose I/O port
PTB2 — General purpose I/O port
AD4 — A/D channel 4 input
PTB3 — General purpose I/O port
AD5 — A/D channel 5 input
PTB4 — General purpose I/O port
SLCRx — SLC receive input
PTB5 — General purpose I/O port
SLCTx — SLC transmit output
General-purpose I/O port
RC or internal oscillator output (OSC2EN = 1 in PTAPUE register)
MC68HC908QL4 Data Sheet, Rev. 7
Table 1-1. Pin Functions
Description
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Pin Functions
Output
Output
Output
Power
Power
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
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