mc68hc908qy4vp Freescale Semiconductor, Inc, mc68hc908qy4vp Datasheet - Page 134

• Manufacturer Part Number: mc68hc908qy4vp
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Development Support
134
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 – MC68HC908QT1, MC68HC908QT2, and MC68HC908QT4 (see note in
12.1
ADC: Not available on the MC68HC908QY1 and MC68HC908QT1
PTA4/OSC2/AD2/KBI4
PTA5/OSC1/AD3/KBI5
PTA0/AD0/TCH0/KBI0
PTA1/AD1/TCH1/KBI1
PTA2/IRQ/KBI2/TCLK
Introduction)
PTA3/RST/KBI3
POWER SUPPLY
PTB0
PTB1
PTB2
PTB3
PTB4
PTB5
PTB6
PTB7
ADDRESS BUS[15:0]
Figure 15-1. Block Diagram Highlighting BRK and MON Blocks
128 BYTES RAM
8-BIT ADC
Figure 15-2. Break Module Block Diagram
V
V
ADDRESS BUS[15:8]
DD
SS
ADDRESS BUS[7:0]
MC68HC908QY/QT Family Data Sheet, Rev. 5
BREAK ADDRESS REGISTER HIGH
BREAK ADDRESS REGISTER LOW
8-BIT COMPARATOR
8-BIT COMPARATOR
MC68HC908QT2, AND MC68HC908QT1:
MC68HC908QY4 AND MC68HC908QT4
MC68HC908QY2, MC68HC908QY1,
M68HC08 CPU
USER FLASH
4096 BYTES
1536 BYTES
CONTROL
BKPT (TO SIM)
KEYBOARD INTERRUPT
SYSTEM INTEGRATION
SINGLE INTERRUPT
POWER-ON RESET
MONITOR ROM
(OSCILLATOR)
Freescale Semiconductor
GENERATOR
16-BIT TIMER
MODULE
MODULE
MODULE
MODULE
MODULE
MODULE
MODULE
BREAK
CLOCK
COP