MC68HC908AZ60A_13 Datasheet, PDF (24/414 Pages) Freescale Semiconductor, Inc – Microcontrollers

M68HC08 CPU
CPU
REGISTERS
ARITHMETIC/LOGIC
UNIT (ALU)
CONTROL AND STATUS REGISTERS — 62 BYTES
USER FLASH — 60 kBYTES
USER RAM — 2048BYTES
USER EEPROM — 1024 BYTES
MONITOR ROM — 256 BYTES
USER FLASH VECTOR SPACE — 52 BYTES
OSC1
OSC2
CGMXFC
CLOCK GENERATOR
MODULE
RST
SYSTEM INTEGRATION
MODULE
V_REFH
ANALOG-TO-DIGITAL
MODULE
BREAK MODULE
LOW-VOLTAGE INHIBIT
MODULE
COMPUTER OPERATING
PROPERLY MODULE
TIMER A 6 CHANNEL
INTERFACE MODULE
PROGRAMMABLE INTERRUPT
TIMER MODULE
SERIAL COMMUNICATIONS
INTERFACE MODULE
SERIAL PERIPHERAL
INTERFACE MODULE
IRQ
V_SS
V_DD
V_DDA
V_SSA
IRQ MODULE
POWER-ON RESET
MODULE
POWER
KEYBOARD INTERRUPT
MODULE*
BYTE DATA LINK CONTROLLER
AV_SS/V_REFL
V_DDAREF
* = Feature only available on the 64-pin QFP MC68HC908AS60A
PTA7–PTA0
PTB7/ATD7–PTB0/ATD0
PTC5*
PTC4
PTC3
PTC2/MCLK
PTC1–PTC0
PTD7*
PTD6/ATD14/TACLK
PTD5/ATD13
PTD4/ATD12/TBCLK
PTD3/ATD11-PTD0/ATD8
PTE7/SPSCK
PTE6/MOSI
PTE5/MISO
PTE4/SS
PTE3/TACH1
PTE2/TACH0
PTE1/RxD
PTE0/TxD
PTF6*
PTF5/TBCH1–PTF4/TBCH0*
PTF3/TACH5-PTF0/TACH2
PTG2/KBD2–PTG0/KBD0*
PTH1/KBD4–PTH0/KBD3*
Figure 1-2. MCU Block Diagram for the MC68HC908AS60A (64-Pin QFP and 52-Pin PLCC)