C8051F38B-GMR 查看數據表（PDF） - Silicon Laboratories

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C8051F38B-GMR

Full Speed USB Flash MCU Family

Silicon Laboratories 

C8051F380/1/2/3/4/5/6/7/C

SFR Definition 22.9. SMB1ADM: SMBus1 Slave Address Mask

Bit

7

6

5

4

3

2

1

0

Name

SLVM1[6:0]

EHACK1

Type

R/W

R/W

Reset

1

1

1

1

1

1

1

0

SFR Address = 0xCE; SFR Page = F

Bit

Name

Function

7:1 SLVM1[6:0] SMBus1 Slave Address Mask.

Defines which bits of register SMB1ADR are compared with an incoming address

byte, and which bits are ignored. Any bit set to 1 in SLVM1[6:0] enables compari-

sons with the corresponding bit in SLV1[6:0]. Bits set to 0 are ignored (can be

either 0 or 1 in the incoming address).

0

EHACK1 Hardware Acknowledge Enable.

Enables hardware acknowledgement of slave address and received data bytes.

0: Firmware must manually acknowledge all incoming address and data bytes.

1: Automatic Slave Address Recognition and Hardware Acknowledge is Enabled.

220

Rev. 1.4

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