mc68hc05bs8 Freescale Semiconductor, Inc, mc68hc05bs8 Datasheet - Page 20

• Manufacturer Part Number: mc68hc05bs8
• Description: Mc68hc05 Family Of Low-cost Single-chip Microcontrollers.
• Manufacturer: Freescale Semiconductor, Inc

1
•
•
1-2
RESET
TCMP
OSC1
OSC2
TCAP
VDD
VSS
IRQ
Low voltage reset (LVR)
Available in 44-pin QFP package
COP WATCHDOG
CORE TIMER
POWER
15
SELF-CHECK/ BOOTSTRAP ROM - 512 BYTES
EEPROM - 512 BYTES
M68HC05
RESET
OSC
CPU
Figure 1-1 MC68HC05BS8/ MC68HC705BS8 Block Diagram
2
USER ROM/ EPROM - 10K BYTES
12
0
RAM - 256 BYTES
CHARGE
0
PUMP
0
LVR
0
CONDITION CODE REGISTER
7
7
0
7
1 1
1
PROGRAM COUNTER
GENERAL DESCRIPTION
5
1
1 H I N Z C
INDEX REGISTER
STACK POINTER
4
ACCUMULATOR
TIMER
16-BIT
0
0
0
0
0
INTERRUPT
KEYBOARD
INTERRUPT
POSITIONING
PROCESSOR
INTERFACE
GENERAL
PURPOSE
M-BUS
RASTER
CIRCUIT
SIGNAL
M-BUS
SYNC
PWM
PWM
MC68HC05BS8
8
8
PA0 - PA7
PB0 - PB7
PC0
PC1
PC2
PC3
PC4
PC5
PC6/SCL2
PC7/SDA2
GPWM
RSA
RSB
RCLK
SDA
SCL
HSYNC
VSYNC
CSYNC
SAM
HTTL
VTTL
TPG