參數(shù)資料
型號(hào): MC68HC705L1B
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDIP56
封裝: SDIP-56
文件頁(yè)數(shù): 23/102頁(yè)
文件大?。?/td> 632K
代理商: MC68HC705L1B
MC68HC05L1
MOTOROLA
3-3
MEMORY AND REGISTERS
3
Table 3-1 MC68HC05L1/
MC68HC705L1 I/O Registers
Register Name
Address
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
State
on reset
Port A data
$00
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
unaffected
Part B data
$01
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
unaffected
Port C input data
$02
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
unaffected
Port D data
$03
bit 3
bit 2
bit 1
bit 0
unaffected
Port E data
$04
bit 0
unaffected
Port A data direction
$05
DDR7
DDR6
DDR5
DDR4
DDR3
DDR2
DDR1
DDR0 0000 0000
Port B data direction
$06
DDR7
DDR6
DDR5
DDR4
DDR3
DDR2
DDR1
DDR0 0000 0000
Port E data direction
$07
DDR0 0000 0000
ADC Data
$08
uuuu uuuu
ADC status and control
$09
COCO ADRC ADON
CH3
CH2
CH1
CH0
0000 0000
General control
$0A
INTO
TE2
TE1
DON
INT
MS
0000 0000
LCD prescaler
$0B
LCDP2 LCDP1 LCDP0 0000 0000
Reserved
$0C
Reserved
$0D
EPROM program control
$0E
LATA
EPGM uuuu uu00
Reserved
$0F
Reserved
$10
Reserved
$11
Timer control
$12
ICIE
OCIE
TOIE
FOLV2 FOLV1 OLVL2 IEDG1 OLVL1 0000 00u0
Timer status
$13
ICF1
OCF1
TOF
ICF2
OCF2
uuuu u000
Timer input capture 1 high
$14
unaffected
Timer input capture 1 low
$15
unaffected
Timer output compare 1 high
$16
unaffected
Timer output compare 1 low
$17
unaffected
Timer counter high
$18
$FF
Timer counter low
$19
$FC
Timer alternate counter high
$1A
$FF
Timer alternate counter low
$1B
$FC
Timer input capture 2 high
$1C
unaffected
Timer input capture 2 low
$1D
unaffected
Timer output compare 2 high
$1E
unaffected
Timer output compare 2 low
$1F
unaffected
TPG
25
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