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数据搜索系统，热门电子元器件搜索 |
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H8S/2225 数据表(PDF) 794 Page - Renesas Technology Corp |
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H8S/2225 数据表(HTML) 794 Page - Renesas Technology Corp |
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794 / 1071 page  Section 18 D/A Converter Rev. 5.00 Aug 08, 2006 page 708 of 982 REJ09B0054-0500 18.2 Input/Output Pins Table 18.1 shows the pin configuration for the D/A converter. Table 18.1 Pin Configuration Pin Name Symbol I/O Function Analog power supply pin AVCC Input Analog block power supply Analog ground pin AVSS Input Analog block ground and reference voltage Analog output pin 0 DA0 Output Channel 0 analog output pin Analog output pin 1 DA1 Output Channel 1 analog output pin Reference voltage pin Vref Input Reference voltage for analog block 18.3 Register Description The D/A converter has the following registers. For details on the module stop control register, refer to section 24.1.2, Module Stop Control Registers A to C (MSTPCRA to MSTPCRC). • D/A data register 0 (DADR0) • D/A data register 1 (DADR1) • D/A control register (DACR) 18.3.1 D/A Data Registers 0 and 1 (DADR0 and DADR1) DADR0 and DADR1 are 8-bit readable/writable registers that store data for D/A conversion. When analog output is permitted, D/A data register contents are converted and output to analog output pins. |
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