参数资料
型号: MC68HC705JB2P
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDIP20
封装: PLASTIC, DIP-20
文件页数: 7/128页
文件大小: 2493K
代理商: MC68HC705JB2P
GENERAL RELEASE SPECIFICATION
August 28, 1998
EPROM
MC68HC705JB2
11-4
REV 1.1
11.4
MASK OPTION REGISTER (MOR), $01FF
The Mask Option Register (MOR) contains programmable EPROM bits to control
mask options. In order to program this register the MORON bit in PCR need to be
set to “1” before doing the EPROM programming process.
IRQTRIG – IRQ, PA0-PA3 Interrupt Options
1 =
Edge-trigger only
0 =
Edge-and-level-triggered
PULLREN – Port A and B Pullup/Pulldown Options
1 =
Connected
0 =
Disconnected
PAINTEN – PA0-PA3 External Interrupt Options
1 =
Disabled
0 =
Enabled
OSCDLY – Oscillator Delay Option
1 =
128 internal clock cycles
0 =
4064 internal clock cycles
LVREN – LVR Option
1 =
Enabled
0 =
Disabled
bit-7
bit-6
bit-5
bit4
bit-3
bit-2
bit1
bit-0
MOR
$01FF
Read
IRQTRIG
PULLREN
PAINTEN
OSCDLY
LVREN
Write
Erased
0001
1
111
Reset
Unaffected
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For More Information On This Product,
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相关PDF资料
PDF描述
MC68HC705JB4P 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDIP28
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