
Timer Interface Module (TIM)
Data Sheet
MC68HLC908QY/QT Family — Rev. 2
130
Timer Interface Module (TIM)
MOTOROLA
Figure 14-1. Block Diagram Highlighting TIM Block and Pins
RST, IRQ: Pins have internal (about 30K Ohms) pull up
PTA[0:5]: High current sink and source capability
PTA[0:5]: Pins have programmable keyboard interrupt and pull up
PTB[0:7]: Not available on 8-pin devices – MC68HLC908QT1, MC68HLC908QT2, and MC68HLC908QT4
ADC: Not available on the MC68HLC908QY1 and MC68HLC908QT1
PTA0/AD0/TCH0/KBI0
PTA1/AD1/TCH1/KBI1
PTA2/IRQ/KBI2/TCLK
PTA3/RST/KBI3
PTA4/OSC2/AD2/KBI4
PTA5/OSC1/AD3/KBI5
KEYBOARD INTERRUPT
MODULE
CLOCK
GENERATOR
(OSCILLATOR)
SYSTEM INTEGRATION
MODULE
SINGLE INTERRUPT
MODULE
BREAK
MODULE
POWER-ON RESET
MODULE
16-BIT TIMER
MODULE
COP
MODULE
MONITOR ROM
PTB0
PTB
D
DRB
M68HC08 CPU
PTA
DDRA
PTB1
PTB2
PTB3
PTB4
PTB5
PTB6
PTB7
8-BIT ADC
128 BYTES RAM
MC68HLC908QY4 AND MC68HLC908QT4
4096 BYTES
MC68HLC908QY2, MC68HLC908QY1,
MC68HLC908QT2, AND MC68HLC908QT1:
1536 BYTES
USER FLASH
POWER SUPPLY
VDD
VSS