INDT165B 查看數據表（PDF） - Unspecified

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INDT165B

Long Distance Digital Display Link Transmitter & Receiver

Unspecified 

Data Sheet

INDT/R165B

INDT/R330B

2.4 Error Handling and Reset (INDR330 only)

The receiver provides an error detection signal (ERROR-pin) indicating incorrect video timing recovery. The below circuitry

ensures the retry of the timing recovery process when an error occurs.

74LVX08

RESET_EXT_N

RESET_N

RESET#

R

1DQ

INDR330B

C Qn

74LVX74

ERR ERROR

Figure 2.3: Auto-Reset Circuitry

RESET_N <= RESET_EXT_N AND Qn;

p_dff: PROCESS (RESET_N, ERR)

BEGIN

IF (RESET_N = ’0’) THEN

Qn <= ’1’;

ELSIF (ERR’EVENT AND ERR = ’1’) THEN

Qn <= ’0’;

END IF;

END PROCESS p_dff;

Figure 2.4: VHDL Code For Auto-Reset Circuitry

Date: 2005-02-18 Revision: 1.1

Page 15 of 41

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