MC68HC705JJ7 Datasheet, PDF (15/164 Pages) Freescale Semiconductor, Inc – Microcontrollers

Device Options
OSC1
OSC2
V_DD
V_SS
RESET
IRQ/V_PP
EXTERNAL
OSCILLATOR
INTERNAL
OSCILLATOR
÷2
16-BIT TIMER
LVR
INT
(1) INPUT CAPTURE
(1) OUTPUT COMPARE
15-STAGE
CORE TIMER
SYSTEM
WATCHDOG &
ILLEGAL ADDR
DETECT
V_SS
CPU CONTROL
ALU
68HC05 CPU
CPU REGISTERS
ACCUM
INDEX REG
0 0 0 0 0 0 0 0 1 1 STK PTR
PROGRAM COUNTER
COND CODE REG 1 1 1 H I N Z C
BOOT ROM — 240 BYTES
STATIC RAM (4T) — 224 BYTES
+
COMP1
–
+
COMP2
–
V_DD
CURRENT
SOURCE
TCAP
TCMP
ICF
OCF
TOF
COMPARATOR
CONTROL &
MULTIPLEXER
INT
INT
SIMPLE SERIAL
INTERFACE
(SIOP)
TEMPERATURE
DIODE
V_SS
PB0/AN0
PB1/AN1
PB2/AN2
PB3/AN3/TCAP
PB4/AN4/TCMP/CMP1*
PB5/SDO
PB6/SDI
PB7/SCK
PA5*
PA4*
PA3*†
PA2*†
PA1*†
PA0*†
USER EPROM — 6160 BYTES
PERSONALITY EPROM — 64 BITS
* High sink current capability
* High source current capability
† IRQ interrupt capability
Figure 1-1. User Mode Block Diagram
PC7*
PC6*
PC5* _{PORT C}
PC4* _{ONLY ON}
PC3* ^28-PIN
VERSIONS
PC2*
PC1*
PC0*
MC68HC705JJ7 • MC68HC705JP7 Advance Information Data Sheet, Rev. 4.1
Freescale Semiconductor
15