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Maxim Integrated DS21Q55 User Manual

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Register Name:

BOCC

Register Description:

BOC Control Register

Register Address:

37h


Bit #

7

6

5

4

3

2

1

0

Name

-

-

-

RBOCE

RBR

RBF1

RBF0

SBOC

Default

0

0

0

0

0

0

0

0


Bit 0/Send BOC (SBOC). Set = 1 to transmit the BOC code placed in bits 0 to 5 of the TFDL register.

Bits 1 to 2/Receive BOC Filter Bits (RBF0, RBF1). The BOC filter sets the number of consecutive patterns that must be
received without error prior to an indication of a valid message.

RBF1

RBF0

CONSECUTIVE BOC CODES FOR VALID SEQUENCE

IDENTIFICATION

0

0

None

0

1

3

1

0

5

1

1

7


Bit 3/Receive BOC Reset (RBR).
A 0 to 1 transition will reset the BOC circuitry. Must be cleared and set again for a
subsequent reset.

Bit 4/Receive BOC Enable (RBOCE). Enables the receive BOC function. The RFDL register will report the received BOC
code.

0 = receive BOC function disabled
1 = receive BOC function enabled. The RFDL register will report BOC messages


Bit 5/Unused, must be set to zero for proper operation.

Bit 6/Unused, must be set to zero for proper operation.

Bit 7/Unused, must be set to zero for proper operation.