7.1CH Decoder DA32VB User Manual
Contents
1. 2002 2010 Hard amp Soft Technology Co LTD http www HSAV com Page 5 of 8 u 7 1CH Decoder DA32VB User Manual hsavd607 pdf Nov 2 2010 Software development instructions It is okay for DA32VB to use I C bus to communicate with user MCU and provide SDK software development kit software packet user can directly use source code in the software packet If user is not familiar with PC communication please refer to FC device development user manual hsavd107 pdf If two bytes form 16 bit parameter the first byte is low bit and the second byte is high bit If four bytes form 32 bit parameter the first byte is low bit and the fourth byte is high bit Oxnn means the described value is uncertain it may be any values but its value is within range fixed originally for instance instruction length is 2 to 137 B7 means the seventh bit of byte B6 means the sixth bit of byte and the rest may be deduced by analogy PC address that user host writes DA32VB is 0x32 i e 00110010B PC address that user host reads DA32VB is 0x33 i e 00110011B The length of register is 8 bits in general and user host only needs one byte for read and write Another registers that mark byte length need several bytes for read and write should do multibyte read and write according to need DA32VB write register diagram Statt Device address Register Write data Write da2. Working principle block diagram DA32VB Electronic Filter Power HC volume amplifier amplifier Speaker Display Working principle block diagram without communication 2002 2010 Hard amp Soft Technology Co LTD http www HSAV com Page 2 of 8 u 7 1CH Decoder DA32VB User Manual hsavd607 pdf Nov 2 2010 DA32VB Electronic Filter Power HC volume amplifier amplifier Speaker User MCU Display Working principle block diagram with communication Ground wire instructions AGND and GND are not connected inside DA32VB and need to be connected on the user board If 5V ground wire and analog ground wire are not connected at the power supply connection point should be close to the DA32VB pins or connecting at power supply is also acceptable while the position close to DA32VB is preferable for a better effect Size and pins instructions vere eee Ululgg Extended interface 1l GP7 Extended MCU I O port GP7 standard bi directional port built in pull up resistor 2 GPS Extended MCU I O port GPS standard bi directional port built in pull up resistor 2002 2010 Hard amp Soft Technology Co LTD http www HSAV com Page 3 of 8 u 7 1CH Decoder DA32VB User Manual hsavd607 pdf Nov 2 2010 GP9 Extended MCU I O port GP9 standard bi directional port built in pull up resistor GP10 Extended MCU I O port GP10 standard bi directional port built in pull up resistor
3. GPH Extended MCU I O port GP11 standard bi directional port built in pull up resistor GP12 Extended MCU I O port GP12 standard bi directional port built in pull up resistor GP13 Extended MCU I O port GP13 standard bi directional port built in pull up resistor GP14 Extended MCU I O port GP14 standard bi directional port built in pull up resistor Extended interface RD UA oe 1 GP2 Extended MCU I O port GP2 standard bi directional port built in pull up resistor 2 GP3 Extended MCU I O port GP3 standard bi directional port built in pull up resistor 3 GP4 Extended MCU I O port GP4 standard bi directional port built in pull up resistor 4 GPS Extended MCU I O port GP5 standard bi directional port built in pull up resistor 5 GP6 Extended MCU I O port GP6 standard bi directional port built in pull up resistor Extended interface 1 5V 5V output 2 GND Digital ground wire input output 3 SDA IC communication SDA port 4 SCL I C communication SCL port it is infrared remote control reception input in common application 5 GPO Extended MCU I O port GPO standard bi directional port built in pull up resistor 6 GP1 Extended MCU I O port GP1 standard bi directional port built in pull up resistor Power input interface 1 9V 9V input 2 AGND Analog ground wire input output 3 9V 9V input CN5 CN6 and CN7 Factory debugging interface there is no need to pay attention it in general Audio output int
4. Interrupt number is the same as clear interrupt register Attention please clear corresponding interrupt number after read or interrupt will go on without stop Register writes 1 to clear corresponding interrupt 0x02 INTENA Interrupt enable register write only Set corresponding interrupt enable DA32VB will generate corresponding interrupt and lower INT pin when status changes User host needs to detect INT pin and read interrupt value and do corresponding treatment Interrupt number and read write interrupt register are corresponding Allow corresponding interrupt when corresponding bit is 1 and forbid corresponding interrupt when corresponding bit is 0 0x03 POWERON 0x04 0x05 0x06 DIGITINFO CHINFO ANASIGNAL Digital signal input format indication read only B3 is DTS digital signal input B2 is Dolby digital AC3 signal input B1 is PCM digital signal input BO means that there is no signal input Dolby digital or DTS input channel information read only 0x00 is 1 1 0x10 is 1 0 0x20 is 2 0 0x30 is 3 0 0x40 is 2 1 0x50 is 3 1 0x60 is 2 2 0x70 is 3 2 0x90 is 4 2 Oxa0 is 3 2 1 OxbO is 4 2 OxcO is 5 2 OxdO is 4 4 and Oxe0 is 5 3 Analogue signal input level indication read only 0 is analogue signal input level and more than 6mV 1 is analogue signal input level and less than 6mV Enter into mute state and there is no sound output 0x07 SFREQFREG Sampling frequ
5. 7 1CH Decoder DA32VB User Manual Features gt gt gt Four digital inputs and one analog input users can extend analog input on your own 7 1 analog audio input built in third order low pass filter amplifier circuit Adopt CS4926 series audio DSP CS8415 96KHz digital receiver 96 KHz 24bit ADC and DAC Support Dolby digital Dolby pro logic DTS and so on with many kinds of listening modes and sound field effect playbacks Built in analog input mute when there is no analog signal the muting process will automatically go on without stop and there is no need to connect detection circuit outside Digital and analog ground wires are independent which lowers the requirement of motherboard PCB LAYOUT and gets better performance Provide mute control signal output and directly use hardware to mute STL212 MCU can upgrade directly program online Users can get new program on Internet when necessary which provides convenience for debugging and maintenance 17 universal output ports it is okay to use built in CPU to complete whole machine functions Use I C slave interface to connect user host and it is okay to use existing IC interface without adding additional interface I C interface can be used with another I C device in parallel DA32VB is the same as many IC devices such as 24C01 and so on and it s easy for users to do secondary development IC communication has TNT interrupt output port user host can read correspond
6. ency red only AC 3 0x00 48K 0x01 44 1K 0x02 32K DTS OxOf Err 0x04 8K 0x05 16K 0x02 32K 0x06 64K 0x07 128K 0x08 11 025K 0x09 22 05K 0x01 44 1K Ox0a 88 2K OxOb 176 4K Ox0c 12K 0x0d 24K 0x00 48K 0x03 96K 0x0e 192K 0x0a INPUTSEL Input port selection write only Select analogue signal input when B7 is 1 Select digital input when B7 is 0 B1 to BO is to select different digital ports Ox00 means inputting from RX1 OxO1means inputting from RX2 0x02 means inputting from RX3 0x03 means inputting from RX4 2002 2010 Hard amp Soft Technology Co LTD http www HSAV com Page 7 of 8 a 7 1CH Decoder DA32VB User Manual hsavd607 pdf Nov 2 2010 Address Name Description Listening mode selection write only Select TEST TONE function When B7 is 1 B3 to BO is corresponding channel selection same as sound channel selection codes 0x00 is left channel 0x01 is central channel 0x02 is right channel 0x03 is right surround channel 0x04 is left surround channel 0x05 is sub woof channel 0x06 is back right channel 0x07 is back left channel Sending 2 1 sound channel or 5 1 sound channel or 7 1 sound channel exits OxOb LISTMODE from TEST TONE Select standard listening mode when B7 is 0 and B6 is 0 B2 to BO is to select different effects 0x00 is automation mode if input is Dolby digital AC 3 2 1sound channel listening mode is AC 3 2 1sound chan
7. erface 2002 2010 Hard amp Soft Technology Co LTD http www HSAV com Page 4 of 8 u 7 1CH Decoder DA32VB User Manual hsavd607 pdf Nov 2 2010 1l SBR Surround back right channel signal output 2 AGND Analog ground wire input output 3 SBL Surround back left channel signal output 4 SW Sub woof channel signal output 5 SR Surround right signal output 6 SL Surround left signal output 7 CEN Central channel signal output 8 FR Front right channel signal output 9 FL Front left channel signal output 10 AGND Analog ground wire input output Analog audio input interface 1 RCH Analog right channel signal input 2 AGND Analog ground wire input output 3 LCH Analog left channel signal input Digital input interface 1 RX1 The first digital input 2 5V 5V input output 3 RX2 The second digital input 4 GND Digital ground wire input output 5 RX3 The third digital input 6 GND Digital ground wire input output 7 RX4 The fourth digital input Electrical specification Items Minimum Typical Maximum 5V power supply voltage 4 6V 5V 5 5V 5V working current HDMI DTS 260mA 270mA 350mA Digital RX input 0 1V P P 0 5V P P 1 0V P P Analog input effective detection level 0 8 Vrms Signal to noise ratio CIR 90dB 89dB 95dB Resolution 88dB Level output 0dB IV Analog level input 2V 2 2V Frequency response 20Hz 20KHz 1dB
8. ing data when TNT changes which reduces the holding time of user host communication Built in 60 bytes memory space its function is the same as 24C01 and there is no need for users to use memory chips such as 24CO1 93C46 and so on any more Provide software development kit SDK source code it is convenient for users to do secondary development Application fields VV VV V Digital audio decoder or analog audio decoder Multi channel multimedia sound box with decoding Multi channel AV reception power amplifier Computer host peripheral audio decoding device Another advanced audio products Hard amp Soft Technology Co LTD http www HSAV com w Address second floor No 199 Longyin 2nd Road Xixiang Shenzhen China TEL 86 0755 27951479 27950879 FAX 86 0755 27950879 213 Technology support support HSAV com Business contact Sales HSAV com Ud 7 1CH Decoder DA32VB User Manual hsavd607 pdf uH nmm TIDTHIL ems Dow e EF UTIR NEC O aO pe Ma ISIN ase IIT IDE T CAL ico 33 B i hd D 4 T1113 2 E eS avenge Ny a p z eimi ums 9m ani 6n on dns are on MEE r M v Related technical files IC Device Development User Manual hsavd107 pdf ST 991AR5 Upgrade Device User Manual hsavd201 pdf e DA32xSDK Software Development Kit
9. memory write OxcO to Oxdd MEMORYRD FLASH memory space with power failed memory read Hard amp Soft Technology Co LTD http www HSAV com Page 8 of 8 2002 2010
10. nel if input is Dolby digital AC 3 5 1sound channel and listening mode is Dolby digital AC 3 5 1sound channel 0x01 is stereo 0x02 is Dolby Pro Logic mode and 0x03 is 7 1CH Speaker setup write only Ox0c SPKCONFIG Note big speaker means low medium and high bandwidth small speaker means medium and high bandwidth It is small speaker when BO is 0 and it is big speaker when BO isl Dolby digital dynamic compression write only Ox0d DNYCOMP Only when input digital data rate is Dolby digital AC 3 it is effective 0x00 is normal playback without compression the rest are dynamic compression playback DSP effect setup write only B7 is 0 when PCM digital and analogue input B2 to BO is to select different DSP effects Ox0e DSPMODE 0x00 is HALL 0x01 is CHURCH 0x02 is DISCO 0x03 is THEATER 0x04 is LIVE 0x05 is MOVIE 0x06 is MUSIC 0x07 is SIMULATE and 0x08 is exit Volume setup write only OxOf VOLCTRL 0x00 is minimum volume OdB Ox3f is maximum volume 63dB Channel delay adjustment write only 0x10 is CEDLTME 0x11 is SLDLTME and 0x12 is SRDLTIME 0x10 to Central delay writes 0 to 15 it is 0 to15ms in Dolby digital mode 0x12 DLTIME Surround delay writes 0 to 15 it is 0 to 15ms in DTS and Dolby Digital mode and it is 15ms to 30ms in Dolby Pro Logic mode Note it is effective only when listening mode is digital automation or Dolby Pro Logic mode 0x80 to Ox7d MEMORYWR FLASH memory space with power failed
11. ta X when End write address 0 multibyte DA32VB read register diagram Start Device address Register address waiting End write for being read Start Device address Read data 0 Read data X when End read multibyte First use the device address of write to write register address waiting for being read and then use the device address of read to read corresponding data Need to receive the ninth ACK bit when write each byte including data and address for IC ACK bit is 0 outputted by DA32VB User host can know if DA32VB is working normally according to ACK Need to send the ninth ACK bit when read each byte for IC ACK bit is 0 outputted by user host but the last byte needs to send the ninth NAK bit NAK bit is 1 outputted by user host 2002 2010 Hard amp Soft Technology Co LTD http www HSAV com Page 6 of 8 a 7 1CH Decoder DA32VB User Manual hsavd607 pdf Nov 2 2010 LC Communication user host instructions set Address Name Description 0x00 INTCLR Clear interrupt register write only Interrupt number INTO 1 DA32VB initialization guarantee that user host and DA32VB connect power synchronously INTI 1 digital signal input format change interrupt needs to read DIGIINFO register INT2 1 analogue signal input change interrupt need to read ANASIGNAL register INT3 to INT7 reserved 0x01 INTRD Read interrupt register read only
Download Pdf Manuals
Related Search