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TDA7346 Datasheet(PDF) 7 Page - STMicroelectronics |
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TDA7346 Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 14 page A CHIP ADDRESS 0 DC (HEX) 1 DE (HEX) SOFTWARE SPECIFICATION Interface Protocol The interface protocol comprises: A start condition (s) A chip address byte, containing the TDA7346 address (the 8th bit of the byte must be 0). The TDA7346 must always acknowledge at the end of each transmitted byte. A sequence of data (N bytes + achnowledge). A stop condition (P) TDA7346 ADDRESS MSB first byte LSB MSB LSB MSB LSB S 1 10 1 1 1A 0 ACK DATA ACK DATA ACK P Data Transferred (N-bytes + Acknowledge) ACK = Acknowledge S = Start P = Stop MAX CLOCK SPEED 100kbits/s SOFTWARE SPECIFICATION Chip address 1 MSB 1011 1 A 0 LSB A = Logic level on pin ADDR A = 1 if ADDR pin = open A = 0 if ADDR pin = connected to ground MSB LSB SUBADDRESS 0 0 A5 A4 A3 A2 A1 A0 INPUT ATTENUATION R 0 1 A5 A4 A3 A2 A1 A0 INPUT ATTENUATION L 1 M1 M0 SURROUND MODES 1 0 0 SIMULATED MODE 1 0 1 MUSIC MODE 1 1 0 MOVIE MODE 11111 111 OFF MODE 1 M1 M0 1 B3 B2 B1 B0 EFFECT CONTROL 1 M1 M0 0 0 0 C1 C0 PHASE SHIFTER 4 CONTROL 1 M1 M0 0 0 1 C1 C0 PHASE SHIFTER 3 CONTROL 1 M1 M0 0 1 0 D1 D0 PHASE SHIFTER 2 CONTROL 1 M1 M0 0 1 1 E1 E0 PHASE SHIFTER 1 CONTROL Software Specification TDA7346 7/14 |
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