MC68HC705V12CFN MOTOROLA [Motorola, Inc], MC68HC705V12CFN Datasheet - Page 26
MC68HC705V12CFN
Manufacturer Part Number
MC68HC705V12CFN
Description
The Motorola microcontroller
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC705V12CFN.pdf
(248 pages)
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General Description
Advance Information
26
PD0/AD0
PD1/AD1
PD2/AD2
PD3/AD3
PD4/AD4
V
V
REFH
REFL
OSC 1
OSC 2
RESET
V
IRQ
V
GVREF
V
V
V
V
V
GSUP
I
V
PGC
MAX
CCA
SSG
SSD
SSA
DD
OSCILLATOR
Figure 1-1. MC68HC705V12 Block Diagram
LVR
CPU CONTROL
COND CODE REG
CPU REGISTERS
V
INTERNAL
DD
0
USER EPROM — 12 KBYTES
38-FREQUENCY, 6-BIT PWM
0
GAUGE DRIVERS
EEPROM — 256 BYTES
8-BIT TIMER WITH RTI
2
0
SRAM — 384 BYTES
1 TCAP AND 1 TCMP
16-BIT TIMER WITH
PROGRAM COUNTER
0
68HC05 CPU
0
2-CHANNEL
0 0 0
General Description
1
1 1 1
ACCUMULATOR
INDEX REGISTER
1
STACK PTR
WATCHDOG
ALU
V
V
H
DD
SSD
SPI
I N Z C
INTERNAL DIGITAL SUPPLIES
MAJ/MIN GAUGE PINS (20 PINS)
CLKIN
INTERRUPT
MC68HC705V12
BDLC
* Interrupt Pins
PC7 *
PC6 *
PC5 *
PC4 *
PC3 *
PC2 *
PC1 *
PC0 *
PB7/TCAP
PB6/TCMP
PB5/PWMB
PB4/PWMA
PB3/MISO
PB2/MOSI
PB1/SCK
PB0/SS
PA6
PA5
PA4
PA3
PA3
PA1
PA0
V
TXP
RXP
MOTOROLA
SSG
—
Rev. 3.0
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