參數(shù)資料
型號: MC68HC705CL4FU
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 1.84 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數(shù): 13/101頁
文件大?。?/td> 517K
代理商: MC68HC705CL4FU
February 12, 1997
GENERAL RELEASE SPECIFICATION
MC68HC05CL4
MEMORY
MOTOROLA
REV 2.0
2-3
ADDR
REGISTER
R/W
BIT 7
BIT 6
BIT 5
BIT 4
BIT3
BIT2
BIT1
BIT 0
$0000
Port A Data
PORTA
READ
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
WRITE
$0001
Port B Data
PORTB
READ
0
PB5
PB4
PB3
PB2
PB1
PB0
WRITE
$0002
Port C Data
PORTC
READ
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
WRITE
$0003
Port D Data
PORTD
READ
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
WRITE
$0004
Port A Data Direction
DDRA
READ
DDRA7
DDRA6
DDRA5
DDRA4
DDRA3
DDRA2
DDRA1
DDRA0
WRITE
$0005
Port B Data Direction
DDRB
READ
0
DDRB5
DDRB4
DDRB3
DDRB2
DDRB1
DDRB0
WRITE
$0006
Port C Configuration
CFGC
READ
CFGC7
CFGC6
CFGC5
CFGC4
CFGC3
CFGC2
CFGC1
CFGC0
WRITE
$0007
Port D Configuration
CFGD
READ
CFGD7
CFGD6
CFGD5
CFGD4
CFGD3
CFGD2
CFGD1
CFGD0
WRITE
$0008
Core Timer Control
CTCSR
READ
CTOF
RTIF
CTOFE
RTIE
00
RT1
RT0
WRITE
$0009
Core Timer Register
CTR
READ
CT7
CT6
CT5
CT4
CT3
CT2
CT1
CT0
WRITE
$000A
LCD Control
LCDCTR
READ
CC3
CC2
CC1
MX4
FC
LC
DISON
WRITE
$000B
RESERVED
READ
R
RRRRRRR
WRITE
$000C
CLRID Control Status1
CLCSR1
READ
RDIF
RDIE
CDIF
CDIE
RDO
CDO
WRITE
00
$000D
CLRID Control Status2
CLCSR2
READ
CDPW
RDPW
CIDSD
RD
CD
WRITE
$000E
CLRID Control Status3
CLCSR3
READ
SDSL
RDEDG
CDEDG
RDOE
CDOE
WRITE
$000F
IRQ Status/Control
ISCR
READ
IRQM
IRQS
EDGE
0
REQ
0
WRITE
ACK
= UNIMPLEMENTED
R
= RESERVED
Figure 2-2. I/O Registers
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