công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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MC68HC705MC4S bảng dữ liệu(PDF) 7 Page - Freescale Semiconductor, Inc |
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MC68HC705MC4S bảng dữ liệu(HTML) 7 Page - Freescale Semiconductor, Inc |
7 / 180 page Table of Contents General Release Specification Table of Contents 6.4 Bootloader Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55 6.4.1 Bootloader Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55 6.4.2 EPROM Programming Register . . . . . . . . . . . . . . . . . . . . .59 6.4.3 Mask Option Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60 6.5 Low-Power Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60 6.6 WAIT Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 6.7 COP Watchdog Timer Considerations . . . . . . . . . . . . . . . . . . .62 Section 7. Input/Output Ports 7.1 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63 7.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63 7.3 Port A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64 7.4 MCU Line Interface Recommendations . . . . . . . . . . . . . . . . . .65 7.5 Port B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66 7.6 Port C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67 7.7 Port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68 7.8 I/O Port Programming. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69 Section 8. Analog Subsystem 8.1 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71 8.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72 8.3 Analog Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 8.3.1 Ratiometric Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 8.3.2 VREFH and VREFL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 8.3.3 Accuracy and Precision. . . . . . . . . . . . . . . . . . . . . . . . . . . .73 8.4 Conversion Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 8.5 Digital Section. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74 8.5.1 Conversion Times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74 8.5.2 Multi-Channel Operation . . . . . . . . . . . . . . . . . . . . . . . . . . .74 8.5.3 Unused A/D Inputs as I/O . . . . . . . . . . . . . . . . . . . . . . . . . .74 8.6 A/D Status and Control Register. . . . . . . . . . . . . . . . . . . . . . . .75 8.7 A/D Data Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77 8.8 A/D During Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77 Section 9. 16-Bit Timer 9.1 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79 9.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79 9.3 Timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80 Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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Mô tả tương tự - MC68HC705MC4S |
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