参数资料
型号: MC68HC05T7B
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP56
封装: SDIP-56
文件页数: 45/109页
文件大小: 9008K
代理商: MC68HC05T7B
Memory
Input/Output Register Summary
MC68HC705KJ1MC68HRC705KJ1MC68HLC705KJ1 — Rev. 3.0
Technical Data
MOTOROLA
Memory
35
3.4 Input/Output Register Summary
Addr.
Register Name
Bit 7
654321
Bit 0
$0000
Port A Data Register
(PORTA)
Read:
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
Write:
Reset:
Unaffected by Reset
$0001
Port B Data Register
(PORTB)
Read:
0
Refer to Section 7.
PB3
PB2
Refer to Section 7.
Write:
Reset:
Unaffected by Reset
$0002
Unimplemented
$0003
Unimplemented
$0004
Data Direction Register A
(DDRA)
Read:
DDRA7
DDRA6
DDRA5
DDRA4
DDRA3
DDRA2
DDRA1
DDRA0
Write:
Reset:
00
000000
$0005
Data Direction Register B
(DDRB)
Read:
0
Refer to Section 7.
DDRB3
DDRB2
Refer to Section 7.
Write:
Reset:
00
000000
$0006
Unimplemented
$0007
Unimplemented
$0008
Timer Status and Control
Register (TSCR)
Read:
TOF
RTIF
TOIE
RTIE
00
RT1
RT0
Write:
TOFR
RTIFR
Reset:
00
000011
$0009
Timer Counter Register
(TCR)
Read:
TCR7
TCR6
TCR5
TCR4
TCR3
TCR2
TCR1
TCR0
Write:
Reset:
00
000000
$000A
IRQ Status and Control
Register (ISCR)
Read:
IRQE
0
IRQF
000
Write:
R
IRQR
Reset:
10
000000
= Unimplemented
R = Reserved
U = Unaffected
Figure 3-2. I/O Register Summary (Sheet 1 of 2)
相关PDF资料
PDF描述
MC68HC05V12CFNR2 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQCC68
MC68HC08AS20FNR2 8-BIT, MROM, MICROCONTROLLER, PQCC52
MC68HC08AS20VFNR2 8-BIT, MROM, MICROCONTROLLER, PQCC52
MC68HC08AS20CFN 8-BIT, MROM, MICROCONTROLLER, PQCC52
MC68HC08AZ48AVFU 8-BIT, MROM, 8.4 MHz, MICROCONTROLLER, PQFP64
相关代理商/技术参数
参数描述
MC68HC05V12 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:HCMOS Microcontreller Unit
MC68HC05V12CFN 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:General Release Specification
MC68HC05X16 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:High-density complementary metal oxide semiconductor HCMOS) microcontroller unit
MC68HC05X32 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:High-density complementary metal oxide semiconductor HCMOS) microcontroller unit
MC68HC05X4 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:HCMOS Microcontroller Unit