MC68HC05V12 Datasheet, PDF (26/246 Pages) Freescale Semiconductor, Inc – HCMOS Microcontreller Unit

Freescale Semiconductor, Inc.
General Description
OSC 1
OSC 2
RESET
OSCILLATOR
÷2
V_DD
INTERNAL
LVR
SPI
WATCHDOG
PD0/AD0
PD1/AD1
PD2/AD2
PD3/AD3
PD4/AD4
V_REFH
V_REFL
CPU CONTROL
ALU
68HC05 CPU
CPU REGISTERS
ACCUMULATOR
INDEX REGISTER
0 0 0 0 0 0 0 0 1 1 STACK PTR
PROGRAM COUNTER
COND CODE REG 1 1 1 H I N Z C
SRAM — 384 BYTES
PC7 *
PC6 *
PC5 *
PC4 *
PC3 *
PC2 *
PC1 *
PC0 *
PB7/TCAP
PB6/TCMP
PB5/PWMB
PB4/PWMA
PB3/MISO
PB2/MOSI
PB1/SCK
PB0/SS
IRQ
V_SSA
V_CCA
V_PGC
V_GVREF
V_GSUP
V_SSG
I_MAX
V_DD
V_SSD
USER ROM — 12 KBYTES
EEPROM — 256 BYTES
8-BIT TIMER WITH RTI
16-BIT TIMER WITH
1 TCAP AND 1 TCMP
2-CHANNEL
38-FREQUENCY, 6-BIT PWM
GAUGE DRIVERS
PA6
PA5
PA4
PA3
PA3
PA1
PA0
INTERRUPT
TXP
BDLC
RXP
CLKIN
V_SSG
MAJ/MIN GAUGE PINS (20 PINS)
V_DD
V_SSD
INTERNAL
DIGITAL
SUPPLIES
* Interrupt Pins
Figure 1-1. MC68HC05V12 Block Diagram
Technical Data
General Description
For More Information On This Product,
Go to: www.freescale.com
MC68HC05V12 — Rev. 2.0