參數(shù)資料
型號: MC68HC705CL48
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 1.802 MHz, MICROCONTROLLER, PQFP112
封裝: TQFP-112
文件頁數(shù): 53/145頁
文件大?。?/td> 673K
代理商: MC68HC705CL48
June 11, 1997
GENERAL RELEASE SPECIFICATION
MC68HC05CL48
GENERAL DESCRIPTION
MOTOROLA
REV 2.0
1-3
1.2
MCU STRUCTURE
The block diagram of the MC68HC05CL48 is shown in Figure 1-1
Figure 1-1. MC68HC05CL48 Block Diagram
0 0 0 0 0 00 011
CPU CONTROL
ARITHMETIC/LOGIC
UNIT
ACCUMULATOR
INDEX REGISTER
STACK POINTER
PROGRAM COUNTER
M68HC05
MCU
RESET
CONDITION CODE REGISTER
1 11H I
N C Z
D
A
T
A
DIRECTION
REGISTER
A
POR
T
A
PTA7/KB7
PTA6/KB6
PTA5/KB5
PTA4/KB4
PTA3/KB3
PTA2/IRQ2
PTA1/IRQ1
PTA0/IRQ0
COP
INTERNAL
OSCILLATOR
DIVIDE
BY TWO
IRQ/VPP
VDD
VSS
OSC1
OSC2
USER RAM — 2.0k BYTES
RESET
D
A
T
A
DIRECTION
REGISTER
B
POR
T
B
PTB7
PTB6
PTB5
PTB4
PTB3
PTB2
PTB1
PTB0
USER ROM — 47.5k BYTES
TIMER
TCAP2
TCAP1
WATCHDOG
CPU CLOCK
POWER
INTERNAL CLOCK
SPI
PLL
XFC
CALLER
ID
RT_L
RD1
RD2
A/D
AD0
AD1
SS
SCK
MISO
MOSI
LCD DRIVER
FP[44:0]
BP[15:0]
VLCD
D
A
T
A
DIRECTION
REGISTER
C
POR
T
C
PTC7/TCAP2
PTC6/TCAP1
PTC5/AD3
PTC4/AD2
PTC3/ SS
PTC2/MOSI
PTC1/MISO
PTC0/SCK
CONFIGURA
TION
REGISTER
C
AD2
AD3
FSK–
FSK+
WTIMER
V0
V1
V2
V3
V4
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