MC68HC05RC8 Datasheet, PDF (18/122 Pages) Freescale Semiconductor, Inc – General Release Specification

Freescale Semiconductor, Inc.
General Description
OSC2
OSC1
VDD
VSS
OSCILLATOR
÷2
INTERNAL
PROCESSOR
CLOCK
COP
SYSTEM
RTI
SYSTEM
CORE TIMER
SYSTEM
RESET
LPRST
IRQEN
IRQ
CPU
CONTROL
ALU
M68HC05 CPU
CPU REGISTERS
ACCUMULATOR
INDEX REGISTER
0 0 0 0 0 1 1 STACK POINTER
00
PROGRAM COUNTER
CONDITION CODE REGISTER 1 1 1 H I N Z C
SRAM — 352 BYTES
ROM — 15,936 BYTES
BURN-IN ROM — 64 BYTES
IRQEN
CARRIER
MODULATOR
TRANSMITTER
IRO
PC0
PC1
PC2
PC3
PC4*
PC5*
PC6*
PC7*
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
* Marked pins are available only 44-lead PLCC package.
Figure 1-1. MC68HC05RC16 Block Diagram
General Release Specification
MC68HC05RC16 — Rev. 3.0
General Description
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