MC68HC705BD3 FREESCALE [Freescale Semiconductor, Inc], MC68HC705BD3 Datasheet - Page 20

• Manufacturer Part Number: MC68HC705BD3
• Description: High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

1
•
•
•
1-2
IRQ/ VPP
RESET
EXTAL
XTAL
VDD
VSS
Horizontal and Vertical Sync Signal Processor
Self-check mode
Available in 40-pin DIP and 42-pin SDIP packages
Figure 1-1 MC68HC05BD3/MC68HC705BD3/MC68HC05BD5 Block Diagram
RAM
(with COP)
15
0
RESET
MFT
OSC
M68HC05
for MC68HC05BD3 & MC68HC05BD5 only
7.75K-Bytes EPROM for MC68HC705BD3
128 Bytes for MC68HC05BD3
256 Bytes for MC68HC705BD3 & MC68HC05BD5
0
2
CPU
3.75K-Bytes for MC68HC05BD3
7.75K-Bytes for MC68HC05BD5
SELF-CHECK ROM - 224 Bytes
BOOTSTRAP ROM - 480 Bytes
for MC68HC705BD3 only
12
0
0
USER ROM
0
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
POWER
ACCUMULATOR
0
0
0
0
0
* +10V open-drain
† +5V open-drain if the pin is configured as SDA or SCL
PROCESSOR
SIGNAL
SYNC
(SSP)
M-BUS
PWM
MC68HC05BD3
PC0/PWM8*
PC1/PWM9*
PC2/PWM10*
PC3/PWM11*
PC4/PWM12*
PC5/PWM13*
PC6/PWM14/VTTL
PC7/PWM15/HTTL
8
4
PA0 - PA7
PB0
PB1
PB2* - PB5*
PWM0*
PWM1*
PWM2*
PWM3*
PWM4*
PWM5*
PWM6*
PWM7*
VSYNC
HSYNC
PD0/SDA†
PD1/SCL†
TPG