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2019年11月29日 (金)

The SCL is entered into each individual EEPROM device

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The SCL input is accustomed to beneficial edge clock knowledge into each individual EEPROM gadget and adverse edge clock info away from every device.

SERIAL Information (SDA): The SDA pin is bidirectional for serial facts transfer. This pin is open-drain driven and should be wire-ORed with any quantity of other open-drain or open- collector gadgets.

DEVICE/PAGE ADDRESSES (A2, A1, A0): The A2, A1 and A0 pins are device deal with inputs which can be challenging wired for your AT24C01A and the AT24C02. As several as eight 1K/2K products might be tackled on a one bus program (device addressing is reviewed in detail under the Unit Addressing part).

The AT24C04 employs the A2 and A1 inputs for tough wire addressing along with a total of 4 4K products could be dealt with over a one bus system. The A0 pin is really a no join and might be linked to ground.

The AT24C08A only employs the A2 enter for hardwire addressing and also a whole of two 8K gadgets could be addressed with a single bus program. The A0 and A1 pins are not any connects and will be connected to floor.

The AT24C16A doesn't utilize the gadget tackle pins, which boundaries the quantity of devices on the solitary bus to 1. The A0, A1 and A2 pins aren't any connects and may be linked to floor.

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