C8051F818-GU 参数 Datasheet PDF下载

C8051F80x-83x

case, either a 1 or a 0 value are acceptable on the incoming slave address. Additionally, if the GC bit in

register SMB0ADR is set to 1, hardware will recognize the General Call Address (0x00). Table 26.4 shows

some example parameter settings and the slave addresses that will be recognized by hardware under

those conditions.

Table 26.4. Hardware Address Recognition Examples (EHACK = 1)

Hardware Slave Address

SLV[6:0]

0x34

0x34

0x34

0x34

0x70

Slave Address Mask

SLVM[6:0]

0x7F

0x7F

0x7E

0x7E

0x73

GC bit

0

1

0

1

0

Slave Addresses Recognized by

Hardware

0x34

0x34, 0x00 (General Call)

0x34, 0x35

0x34, 0x35, 0x00 (General Call)

0x70, 0x74, 0x78, 0x7C

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