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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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H8SX/1663 数据表(PDF) 898 Page - Renesas Technology Corp |
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H8SX/1663 数据表(HTML) 898 Page - Renesas Technology Corp |
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898 / 1158 page  Section 17 I 2C Bus Interface 2 (IIC2) Rev.1.00 Jun. 07, 2006 Page 846 of 1102 REJ09B0294-0100 No Yes RDRF = 1? No Yes RDRF = 1? No Yes [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [1] Clear the AAS flag.* [2] Set the acknowledge for the transmit device.* [3] Dummy read ICDRR* [4] Wait for 1 byte of data to be received* [5] Detect (last reception -1)* [6] Read the receive data.* [7] Set the acknowledge for the last byte.* [8] Read the receive data of (last byte -1).* [9] Wait for the reception of the last byte to be completed. [10] Read the last byte of receive data. Slave receive mode Clear AAS in ICSR Set ACKBT = 0 in ICIER Dummy read ICDRR Read RDRF in ICSR The last reception -1? Read ICDRR Set ACKBT = 1 in ICIER Read ICDRR Read RDRF in ICSR Read ICDRR End Note: * For one-byte reception, steps [2] to [6] do not need to be executed. After step [1], execute step [7]. In step [8], read ICDRR (dummy read). Figure 17.17 Sample Flowchart for Slave Receive Mode |
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