參數(shù)資料
型號(hào): MC68HC05P9DWR2
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁(yè)數(shù): 7/88頁(yè)
文件大?。?/td> 6557K
代理商: MC68HC05P9DWR2
1
MOTOROLA
1-2
MC68HC05E0
INTRODUCTION
SPI/I2C-bus interface
Control signals (for emulation purposes)
Temperature range: 0 - 70 oC
Figure 1-1 Functional Block Diagram
Program Counter
High
Accumulator
Index
Register
Condition Code
Register
Stack
Pointer
Program Counter
Low
CPU
Control
CPU
ALU
Timer A
Static RAM
480 x 8
INTX
RESET
VDD (2)
VSS (2)
Data
Dir
Reg
Port
C
Reg
Data
Dir
Reg
Port
B
Reg
Data
Dir
Reg
Port
A
Reg
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
Port
D
Reg
PD0 (P02)
PD1 (R/W)
PD2 (CS2)
PD3 (CS3)
PD4 (LIR)
PD5 (A13)
PD6 (A14)
PD7 (A15)
Data
Dir
Reg
Address
Decoder
Address Bus A0 - A12
CSROM
Data Bus D0 - D7
Port
E
Reg
PE0
PE1
PE2
PE3
Data
Dir
Reg
Timer B
Timer Subsystem
TS
OSC1
OSC2
System
Clock
Real Time
Interrupt Timer
TEST
Serial
Peripheral
Interface
(SPI/I C)
2
16
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