MC68HC08AS32 Datasheet, PDF (56/280 Pages) Motorola, Inc – M68HC08 Family of 8-bit microcontroller units (MCUs)

M68HC08 CPU
CPU
REGISTERS
ARITHMETIC/LOGIC
UNIT
CONTROL AND STATUS REGISTERS — 69 BYTES
USER ROM — 32,256 BYTES
USER EEPROM — 512 BYTES
USER RAM — 1024 BYTES
INTERNAL BUS
V_REFH
ANALOG-TO-DIGITAL CONVERTER
MODULE
BREAK
MODULE
LOW-VOLTAGE INHIBIT
MODULE
COMPUTER OPERATING PROPERLY
MODULE
MONITOR ROM — 224 BYTES
USER ROM VECTOR SPACE — 36 BYTES
OSC1
OSC2
CGMXFC
CLOCK GENERATOR
MODULE
RST
SYSTEM INTEGRATION
MODULE
IRQ
IRQ
MODULE
TIMER INTERFACE
MODULE
SERIAL COMMUNICATIONS INTERFACE
MODULE
SERIAL PERIPHERAL INTERFACE
MODULE
BYTE DATA LINK CONTROLLER
DIGITAL MODULE
V_SS
V_DD
V_DDA/V_DDAREF
V_SSA/V_REFL
POWER-ON RESET
MODULE
BDRxD
BDTxD
POWER
Figure 4-1. Block Diagram Highlighting BLDC Block and Pins
PTA7–PTA0
PTB7/ATD7–PTB0/ATD0
PTC4–PTC3
PTC2/MCLK
PTC1–PTC0
PTD6/ATD14/TCLK
PTD5/ATD13–PTD0/ATD8
PTE7/SPSCK
PTE6/MOSI
PTE5/MISO
PTE4/SS
PTE3/TCH1
PTE2/TCH0
PTE1/RxD
PTE0/TxD
PTF3/TCH5
PTF2/TCH4
PTF1/TCH3
PTF0/TCH2