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IP5312 Datasheet(PDF) 14 Page - Injoinic Technology Co.,Ltd. |
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IP5312 Datasheet(HTML) 14 Page - Injoinic Technology Co.,Ltd. |
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14 / 17 page ![]() IP5312 V1.0 Email: service@injoinic.com 14 / 17 Copyright © 2014, Injoinic Corp. L1 L2 L3 2.2k 2.2k VREG SCK SDA Wake_up I2C 模式最高支持 400Kbps,8bit 寄存器地址,8bit 寄存器数据,发送和接收都是高位在前(MSB),I2C 设备地址:写为 0xEA,读为 0xEB。 例如: 往 0x05 寄存器写入数据 0x5A SCLK SDA Start sACK Slave address 0xEA sACK Register address 0x05 sACK Data 0x5A Stop I2C WRITE 从0x05寄存器读回数据 SCLK SDA Start sACK Slave address 0xEA sACK Register address 0x05 mNACK Data 0x5A Stop Restart sACK Slave address 0xEB I2C Read 在 I2C 模式下,IP5312 关机时 L3 为低电平,IP5312 开机时 L3 为高电平,可以用 L3 来作为 MCU 的唤醒 控制。 |
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