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HC705JJ7GRS/D 数据表(PDF) 35 Page - NXP Semiconductors

部件名 HC705JJ7GRS/D
功能描述  Low-Cost, HC05 Core MCU in 20-Pin Package (MC68HC705JJ7) or 28-Pin Package (MC68HC705JP7)
PDF  230 Pages
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制造商  NXP [NXP Semiconductors]
网页  http://www.nxp.com
标志 NXP - NXP Semiconductors

HC705JJ7GRS/D 数据表(HTML) 35 Page - NXP Semiconductors

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Memory
Input/Output Registers
MC68HC705JJ7/MC68HC705JP7 — Rev. 3.0
General Release Specification
Memory
* Features related to port C are only available on the 28-pin MC68HC705JP7 devices.
Addr.
Register
R/W
Bit 7
6
5
4
3
2
1
Bit 0
$0010
* Port A & Port C Pulldown,
PDRA
Read:
Write: PDICH
PDICL
PDIA5
PDIA4
PDIA3
PDIA2
PDIA1
PDIA0
$0011
Port B Pulldown, PDRB
Read:
Write:
PDIB7
PDIB6
PDIB5
PDIB4
PDIB3
PDIB2
PDIB1
PDIB0
$0012
Timer Control, TCR
Read:
ICIE
OCIE
TOIE
000
IEDG
OLVL
Write:
$0013
Timer Status, TSR
Read:
ICF
OCF
TOF
00000
Write:
$0014
Input Capture MSB, ICRH
Read:
BIT15
14
13
12
11
10
9
BIT8
Write:
$0015
Input Capture LSB, ICRL
Read:
BIT7
6
5
4
3
2
1
BIT0
Write:
$0016
Output Compare MSB, OCRH
Read:
BIT15
14
13
12
11
10
9
BIT8
Write:
$0017
Output Compare LSB, OCRL
Read:
BIT7
6
5
4
3
2
1
BIT0
Write:
$0018
Timer Counter MSB, TMRH
Read:
BIT15
14
13
12
11
10
9
BIT8
Write:
$0019
Timer Counter LSB, TMRL
Read:
BIT7
6
5
4
3
2
1
BIT0
Write:
$001A
Alternate. Counter MSB, ACRH
Read:
BIT15
14
13
12
11
10
9
BIT8
Write:
$001B
Alternate. Counter LSB, ACRL
Read:
BIT7
6
5
4
3
2
1
BIT0
Write:
$001C
EPROM Programming, EPROG
Read:
0
0
0
0
0
ELAT
MPGM
EPGM
Write:
RRRR
$001D
Analog Control, ACR
Read:
CHG
ATD2
ATD1
ICEN
CPIE
CP2EN
CP1EN
ISEN
Write:
$001E
Analog Status, ASR
Read:
CPF2
CPF1
0
0
COE1
VOFF
CMP2
CMP1
Write:
CPFR2
CPFR1
R
$001F
Reserved
Read:
R
R
R
R
RRRR
Write:
R
R
R
R
RRRR
= Unimplemented
R
= Reserved
Figure 2-4. I/O Registers $0010–$001F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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