Publication Release Date: 2009/11/19

Version: 1.91

- 18 -

W83L771AWG/W83L771ASG

8.7

Filter and Alert Configure Register (RDTF)

Read Address: BFh

Write Address: BFh

Power On Default States: 00h

BIT

COMMAND

DESCRIPTION

<D7:D3>

0

No definition and this bit can be read as 0.

<D2:D1>

RDTFA

Filter Level

<D2, D1>=<0, 0>: No Filter Selected

<D2, D1>=<0, 1> or <1, 0>: Filter Level 1 Selected

<D2, D1>=<1, 1>: Filter Level 2 Selected

D0

If this bit is

enabled.

8.8

Ideality (IDEA)

The Ideality Factor is dependant upon the process that was used in the fabrication of the particular

diode.

Read Address: E3h

Write Address: E3h

Power On Default States: 84h

REGISTER: IDEA

(DEFAULT IDEALITY: 1.003)

BIT<D7:D0>

RANGE

86h

0.9851~0.9924

85h

0.9925~1.0000

84h

1.0001~1.0076

83h

1.0077~1.0153

82h

1.0154~1.0232

81h

1.0233~1.0312

80h

1.0313~1.0393

7Fh

1.0394~1.0476

7Eh

1.0477~1.0560

7Dh

1.0561~1.0645

7Ch

1.0646~1.0731

7Bh

1.0732~1.0819

00h-7Ah, 87h-FFh

Reserved