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BKNDERR REGISTER (0x1C)

TAS5086

SLES131 – FEBRUARY 2005

2. Write data 0x6D to register 0x00

3. Write data 0x01 to register 0x1B

Where,

6. Write data 0xA5 A5 A5 A5 to register 0xF8

7. Write data 0x00 06 00 EF to register 0xC9

8. Write data 0x00 00 00 00

0x00 00 00 H5H4 to register 0xCA

9. Write data 0x00 06 00 F1 to register 0xC9

10. Write data 0x00 00 00 00

0x00 00 00 H7H6 to register 0xCA

Table 14. Oscillator Trim Register (0x1B)

D7

D6

D5

D4

D3

D2

D1

D0

FUNCTION

–

0

–

–

–

–

–

–

Oscillator Trim Not Done (Read Only)

–

1

–

–

–

–

–

–

Oscillator Trim Done

–

–

0

0

0

0

–

–

Reserved

–

–

–

–

–

–

0

–

Select Factory Trim

–

–

–

–

–

–

1

–

Select Field Trim

–

–

–

–

–

–

–

1

Trim Oscillator Command

When a back-end error signal is received, all the output stages are reset by setting all PWM, Valid1, and Valid2

signals low. Hereafter, the modulator waits for approximately the time indicated in the table before it starts.

Table 15. BKNDERR Register

D7

D6

D5

D4

D3

D2

D1

D0

FUNCTION

–

–

–

–

0

0

0

0

Set back end reset period < 1.3 ms

–

–

–

–

0

0

0

1

Set back end reset period 1.3 ms

–

–

–

–

0

0

1

0

Set back end reset period 2.6 ms

–

–

–

–

0

0

1

1

Set back end reset period 3.9 ms

–

–

–

–

0

1

0

0

Set back end reset period 5.2 ms

–

–

–

–

0

1

0

1

Set back end reset period 6.5 ms

–

–

–

–

0

1

1

0

Set back end reset period 7.8 ms

–

–

–

–

0

1

1

1

Set back end reset period 9.1 ms

–

–

–

–

1

0

0

0

Set back end reset period 10.4 ms

–

–

–

–

1

0

0

1

Set back end reset period 11.7 ms

–

–

–

–

1

0

1

0

Set back end reset period 13 ms

–

–

–

–

1

0

1

1

Set back end reset period 13 ms

–

–

–

–

1

1

X

X

Set back end reset period 13 ms

25