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AS2523T Datasheet(PDF) 9 Page - ams AG |
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AS2523T Datasheet(HTML) 9 Page - ams AG |
9 / 19 page Data Sheet AS2523, AS2524, AS2524B austriamicrosystems Serial interface Registers The following table shows the content of the 16 control registers. Control registers AS2523 A AAA DDDD 3210 3210 0000 Nop na na 0001 na na 0010 na na 0011 na na 0100 xxxx Conf-Tone: 0... No Conf Tone 1... Conf Tone 0111 0111 LIV: Voltage at pin LI 0...3.5V, 1...4.5V LLC1 LLC0: Line loss compensation setting 0 0 20mA-50mA 0 1 NO Line loss compensation 1 0 45-75mA 1 1 NO Line loss compensation 0101 BURS: Analog tone at RO 0...OFF, 1...ON BURL: Analog tone at LS 0...OFF, 1...ON CT1 CT0: @RO @LS 0 0 -36dB -15dB TONE-confidence level 0 1 -30dB -9dB rel. to pin LS 1 0 -24dB -3dB 1 1 -18dB +3dB 0001 0001 0110 xxxx Softclip-settings, Tx_comp_gain settings 1000 1000 Bit1 Bit0 :Tx_comp_gain 0 0 +8dB 0 1 +11dB 1 0 +14dB 1 1 +17dB SOFTRX: Softclip RX 0...OFF, 1...ON SOFTTX: Softclip TX 0...OFF, 1...ON 0 111 Bit1 Bit0: Rx-offset setting 0 0 0mV 0 1 12mV 1 0 40mV 1 1 100mV Delay_10ms 0... no delay 1... 10ms delay Bnon 0... BGN off 1... BGN on 0101 1100 1000 16 gains Handsfree receive endgain 1111 1011 Data RXgain TXgain 0x0 -20dB -30dB Min. receive volume : : 0xF +0dB -50dB Max. receive volume 1001 xxxx 0000 1100 off1 off0: BGN-offset 0 0 120mV 0 1 180mV 1 0 240mV 1 1 300mV Hfs1 HFs0: Speed of voice switching 0 0 max speed 0 1 1 0 1 1 min speed 1010 16 gains Transmit gain [16], 16 steps, 1dB stepsize 0111 0111 Data HS-mode HF-mode 0x0 30dB 39dB : : : 0xF 45dB 54dB 1011 16 gains Receive gain [16], 16 steps, 1dB stepsize 1111 1111 Data HS-mode HF-mode 0x0 -6dB 19dB : : : 0xF +9dB 34dB Address Data for AS2523, AS2524HF for AS2524 LH bond option Default value after reset 1 100 HP_on : 0... fg=200Hz 1... fg=2000Hz rec_on : 0... Rxcomp=AGND 1... Rxcomp=RECV Mute : 0... No mute 1... Tx-path muted Tone : 0... Tx-signal path 1... Ton in signal path 0100 1000 1101 xxxx Mask, Lh, Hf, Hook Switch 0100 0101 Mask: 0... No mask 1... Mask acitivated His HF LH: Hook functions 0 x x Power down 1 0 0 Handset 1 0 1 not allowed 1 1 0 Handsfree 1 1 1 Loudhearing 1110 xxxx 0000 0001 slow_rec: fast change to TX, slow change to RX, no IDLE Krat5,Test3,Test2: For factory test only ! 1111 x x x x Reset to defaults na na For a detailed description of the commands see Application note AN523/24. Revision 1.13 Page 9 of 19 |
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