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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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73K324BL 데이터시트(PDF) 10 Page - Teridian Semiconductor Corporation |
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73K324BL 데이터시트(HTML) 10 Page - Teridian Semiconductor Corporation |
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10 / 34 page  73K324BL CCITT V.22bis,V.23,V.22,V.21, Bell 212A Single-Chip Modem w/ Integrated Hybrid DATA SHEET Page: 10 of 34 © 2005, 2008 TERIDIAN Semiconductor Corporation Rev 6.1 REGISTER ADDRESS TABLE MODULATION OPTION 00 = NORMAL 01 = ANALOG LOOPBACK 10 = REMOTE DIGITAL LOOPBACK 11 = LOCAL DIGITAL LOOPBACK CONTROL REGISTER 000 TRANSMIT MODE 2 TRANSMIT MODE 1 TRANSMIT ENABLE ANSWER/ ORIGINATE DATA BIT NUMBER AD2 - AD0 REGISTER ADDRESS D7 D6 D5 D4 D3 D2 D1 D0 TEST MODE 0 TEST MODE 1 RESET CLK CONTROL BYPASS SCRAMBLER ENABLE DETECT INTERRUPT TRANSMIT PATTERN 0 TRANSMIT PATTERN 1 001 CONTROL REGISTER CR1 SIGNAL QUALITY INDICATOR CP TONE DETECT ANSWER TONE DETECT CARRIER DETECT RECEIVE DATA 010 DETECT REGISTER READ ONLY DR DTMF0/ GUARD/ ANSWER/ CALLING/SCT DTMF1/ EXTENDED OVERSPEED DTMF2/ 4W/FDX DTMF3 TRANSMIT DTMF TRANSMIT ANSWER TONE RXD OUTPUT CONTROL 011 TONE CONTROL REGISTER TR TRANSMIT MODE 0 0000 = PWR DOWN 0001 = INT SYNCH 0010 = EXT SYNCH 0011 = SLAVE SYNCH 0100 = ASYNCH 8 BITS/CHAR 0101 = ASYNCH 9 BITS/CHAR 0110 = ASYNCH 10 BITS/CHAR 0111 = ASYNCH 11 BITS/CHAR 1X00 = FSK 0 = DISABLE TXA OUTPUT 1 = ENABLE TXA OUTPUT In V.21, V.22, V.22bis 0=ANSWER 1=ORIGINATE In V.23: 0=BC XMIT 1=MC XMIT 00 = TX DATA 01 = TX ALTERNATE 10 = TX MARK 11 = TX SPACE 0 = DISABLE 1 = ENABLE 0 = NORMAL 1 = BYPASS SCRAMBLER 0 = XTAL 1 = 16 X DATA RATE OUTPUT AT CLK PIN IN QAM/DPSK MODE ONLY 0 = NORMAL 1 = RESET OUTPUTS RECEIVED DATA STREAM 0 = CONDITION NOT DETECTED 1 = CONDITION DETECTED RXD PIN 0 = NORMAL 1 = OPEN 0 = OFF 1 = ON 0 = DATA CARRIER 1=TX DTMF 4 BIT CODE FOR 1 OF 16 DUAL TONE COMBINATIONS CR0 QAM: 0 = 2400 BIT/S DPSK: 0=1200 BIT/S 1 = 600 BIT/S FSK: 0 = V.23 1 = V.21 TRANSMIT GUARD/ TONE GUARD: 0-1800 Hz 1-550 Hz ANSWER: 0-2225 Hz 1-2100 Hz CALLING: 0-1300 Hz SCT: 1-900 Hz 0 = OFF 1 = ON UNSCR. MARKS DETECT CONTROL REGISTER 2 CR2 100 0 SPECIAL REGISTER ACCESS CALL INTIALIZE TRANSMIT S1 S1 PATTERN DETECT RECEIVE LEVEL INDICATOR 16 WAY RESET DSP TRAIN INHIBIT EQUALIZER ENABLE 0=ACCESS CR3 1=ACCESS SPECIAL REGISTER 1 0 MODULATION TYPE 1 MODULATION TYPE 0 10=QA, 00=DPSK 01=FSK 0=SIGNAL BELOW THRESHOLD 1=ABOVE THRESHOLD 0=NOT PRESENT 1=PATTERN FOUND 0=GOOD 1=BAD 0=DSP IN DEMOD MODE 1=DSP IN CALL PROGRESS MODE 0=NORMAL DOTTING 1=S1 0=RX=TX 1=RX=16WAY 0=DSP INACTIVE 1=DSP ACTIVE 0=ADAPT EQ ACTIVE 1=ADAPT EQ FROZEN 0=ADAPT EQ IN INIT 1=ADAPT EQ OK TO ADAPT CONTROL REGISTER 3 CR3 101 TXDALT TRISTATE TX/RXCLK OH RECEIVE GAIN BOOST TRANSMIT ATTEN. 3 TRANSMIT ATTEN. 2 TRANSMIT ATTEN. 1 TRANSMIT ATTEN. 0 ALTERNATE TRANSMIT DATA SOURCE 0=NORMAL 1=TRISTATE 0=OH RELAY DRIVER OPEN 1=OH OPEN DRAIN DRIVER PULLING LOW 0000-1111,SETS TRANSMIT ATTENUATOR 16 dB RANGE DEFAULT=0100 -10 dBm0 0=NO BOOST 1=18 dB BOOST SPECIAL REGISTER SR 101 0 TX BAUD CLOCK RX UNSCR. DATA 0 TXD SOURCE SQ SELECT 1 SQ SELECT 0 0 OUTPUTS TXBAUD CLOCK 00 10-5 BER 01 10-6 BER 10 10-4 BER 11 10-3 BER OUTPUTS UNSCR. DATA 0=TXD PIN 1=TXALT BIT ID REGISTER READ ONLY 10 110 1 1 1 0X X X X 0 = Only write zeros to these locations X = Undefined, mask in software 00XX=73K212AL, 322L, 321L 01XX=73K221AL, 302L 10XX=73K222AL, 222BL 1100=73K224L 1110=73K324L 1100=73K224BL 1110=73K324BL |
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