参数资料
型号: MC68HC908JL8MFAE
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP32
封装: PLASTIC, LQFP-32
文件页数: 6/56页
文件大小: 648K
代理商: MC68HC908JL8MFAE
MC68HC908JL8SM/D
MC68HC908JL8MC68HC908JK8
IRQPUD — IRQ Pin Pullup Disable Bit
0 = Internal pullup is connected between IRQ pin and VDD
LVIT1, LVIT0 — LVI Trip Voltage Selection Bits
0:X = For 3-V operation
1:0 = For 5-V operation
STOP_ICLKDIS — Internal Oscillator Stop Mode Disable Bit
1 = Internal oscillator disabled during stop mode
COPRS — COP Reset Period Selection Bit
1 = COP reset short cycle = (213 –24) x ICLK
0 = COP reset long cycle = (218 –24) x ICLK
To prevent a reset due to a COP watchdog timeout, write any value to
COPCTL ($FFFF) before the COP timer reaches the selected timeout.
LVID — LVI Disable Bit
1 = LVI disabled
SSREC — Short Stop Recovery Bit
1 = Stop mode recovery after 32 ICLK cycles
0 = Stop mode recovery after 4096 ICLK cycles
NOTE:
Exiting stop mode by an LVI reset will result in the long stop recovery.
STOP — STOP Instruction Enable Bit
1 = STOP instruction enabled
0 = STOP instruction treated as illegal opcode
COPD — COP Disable Bit
1 = COP module disabled
$001E
Bit 7
6
5
4
3
2
1
Bit 0
IRQPUD
R
LVIT1
LVIT0
R
STOP_
ICLKDIS
Reset:
POR:
0
U
0
U
0
R
= Reserved
U = Unaffected
Figure 9 Configuration Register 2 (CONFIG2)
$001F
Bit 7
6
5
4
3
2
1
Bit 0
COPRS
R
RLVIDR
SSREC
STOP
COPD
Reset:
POR:
0
U = Unaffected
Figure 10 Configuration Register 1 (CONFIG1)
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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