mc68hc908lb8 Freescale Semiconductor, Inc, mc68hc908lb8 Datasheet - Page 22
mc68hc908lb8
Manufacturer Part Number
mc68hc908lb8
Description
M68hc08 Microcontrollers Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC908LB8.pdf
(234 pages)
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General Description
1.6 Pin Function Priority
Table 1-2
22
Name
PTC0
PTC1
PTC2
PTB0
PTB1
PTB2
PTB3
PTB4
PTB5
PTB6
PTB7
PTA6
Pin
is meant to resolve the priority if multiple functions are enabled on a single pin.
PTA6 — General purpose I/O port
KBI6 — Keyboard interrupt input 6
TCH0 — Timer Channel 0 I/O
ADC5 — A/D channel 5 input
PTB0 — General purpose I/O port
TOP — High resolution PWM output
PTB1 — General purpose I/O port
BOT — High resolution PWM output
PTB2 — General purpose I/O port
FAULT — High resolution PWM fault input (switchable between PTB2 and PTB7)
PTB3 — General purpose I/O port
PWM0 — Pulse-width modulator output 0
PTB4 — General purpose I/O port
PWM1 — Pulse-width modulator output 1
PTB5 — General purpose I/O port
V+ — Op amp/comparator input
PTB6 — General purpose I/O port
V– — Op amp/comparator input
PTB7 — General purpose I/O port
V
ADC6 — A/D channel 6 input
FAULT — High resolution PWM fault input (switchable between PTB2 and PTB7)
PTC0 — General purpose I/O port
OSC1 — XTAL, RC, or external oscillator input
PTC1 — General purpose I/O port
OSC2 — XTAL oscillator output (XTAL option only)
PTC2 — General purpose input port
SHTDWN — High resolution PWM input
IRQ — External interrupt with programmable pullup and Schmitt trigger
OUT
Upon reset all pins come up as input ports regardless of the priority table.
RC or internal oscillator output (OSC2EN = 1 in PTAPUE register)
— Op amp/comparator output
Table 1-1. Pin Functions (Continued)
MC68HC908LB8 Data Sheet, Rev. 1
Description
NOTE
Freescale Semiconductor
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
Output
Output
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
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