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参数资料
| 型号： | MC68HC705P6ACP |
| 厂商： | FREESCALE SEMICONDUCTOR INC |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDIP28 |
| 封装： | PLASTIC, DIP-28 |
| 文件页数： | 61/98页 |
| 文件大小： | 532K |
| 代理商： | MC68HC705P6ACP |
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Mask Option Register (MOR)
MC68HC705P6A Advance Information Data Sheet, Rev. 2.1
64
Freescale Semiconductor
LEVEL — IRQ Edge Sensitivity
If the LEVEL bit is clear, the IRQ/VPP pin will only be sensitive to the falling edge of the signal applied
to the IRQ/VPP pin. If the LEVEL bit is set, the IRQ/VPP pin will be sensitive to both the falling edge of
the input signal and the logic low level of the input signal on the IRQ/VPP pin.
LSBF — SIOP Least Significant Bit First
If the LSBF bit is set, the serial data to and from the SIOP will be transferred least significant bit first.
If the LSBF bit is clear, the serial data to and from the SIOP will be transferred most significant bit first.
SPR0 and SPR1 — SIOP Clock Rate
The SPR0 and SPR1 bits determine the clock rate used to transfer the serial data to and from the
SIOP. The various clock rates available are given in Table 11-1.
SWAIT — STOP Instruction Mode
Setting the SWAIT bit will prevent the STOP instruction from stopping the on-board oscillator. Clearing
the SWAIT bit will permit the STOP instruction to stop the on-board oscillator and place the MCU in
stop mode. Executing the STOP instruction when SWAIT is set will place the MCU in halt mode. See
3.4.1 STOP Instruction for additional information.
SECURE — Security State(1)
If SECURE bit is set, the EPROM is locked.
PA(0:7)PU — Port A Pullups/Interrupt Enable/Disable
If any PA(0:7)PU is selected, that pullup/interrupt is enabled. The interrupt sensitivity will be selected
via the LEVEL bit in the same way as the IRQ pin.
NOTE
The port A pullup/interrupt function is NOT available on the ROM device,
MC68HC05P6.
Table 11-1. SIOP Clock Rate
SPR1
SPR0
SIOP Master Clock
00
fosc ÷ 64
01
fosc ÷ 32
10
fosc ÷ 16
11
fosc ÷ 8
1. No security feature is absolutely secure. However, Freescale’s strategy is to make reading or copying the EPROM/OTPROM
difficult for unauthorized users.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MC68HC705P6ADW | 制造商:Rochester Electronics LLC 功能描述:MCU, 176 BYTES RAM, A/D - Bulk |
| MC68HC705P6AMDW | 功能描述:IC MCU 4.6K OTP 2.1MHZ 28-SOIC RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微控制器， 系列:HC05 标准包装:250 系列:56F8xxx 核心处理器:56800E 芯体尺寸:16-位 速度:60MHz 连通性:CAN，SCI，SPI 外围设备:POR，PWM，温度传感器，WDT 输入/输出数:21 程序存储器容量:40KB（20K x 16） 程序存储器类型:闪存 EEPROM 大小:- RAM 容量:6K x 16 电压 - 电源 (Vcc/Vdd):2.25 V ~ 3.6 V 数据转换器:A/D 6x12b 振荡器型:内部 工作温度:-40°C ~ 125°C 封装/外壳:48-LQFP 包装:托盘 配用:MC56F8323EVME-ND - BOARD EVALUATION MC56F8323 |
| MC68HC705P6AMP | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| MC68HC705P6CDW | 制造商:Motorola Inc 功能描述: |
| MC68HC705P6CP | 制造商:Freescale Semiconductor 功能描述: 制造商:Motorola Inc 功能描述: |
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