adding narrow/wide band control
This commit is contained in:
morgan
parent
1d02387649
commit
ec0400c1c6
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@ -151,10 +151,19 @@ HamShield::HamShield(uint8_t cs_pin) {
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digitalWrite(DAT, HIGH);
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}
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/** Power on and prepare for general usage.
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*
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*/
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void HamShield::initialize() {
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initialize(true);
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}
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/** Power on and prepare for general usage.
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*
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*/
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void HamShield::initialize(bool narrowBand) {
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// Note: these initial settings are for UHF 12.5kHz channel
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// see the A1846S register table and initial settings for more info
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@ -183,7 +192,99 @@ void HamShield::initialize() {
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tx_data = 0x0AF2; //
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HSwriteWord(devAddr, 0x33, tx_data); // agc number
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// AGC table
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tx_data = 0x067F; //0x0601; //0x470F;
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HSwriteWord(devAddr, 0x41, tx_data); // voice gain tx [6:0]
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tx_data = 0x02FF; // using 0x04FF to avoid tx voice delay
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HSwriteWord(devAddr, 0x44, tx_data); // tx gain [11:8]
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tx_data = 0x7F2F;
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HSwriteWord(devAddr, 0x47, tx_data);
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tx_data = 0x2C62;
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HSwriteWord(devAddr, 0x4F, tx_data);
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tx_data = 0x0094;
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HSwriteWord(devAddr, 0x53, tx_data); // compressor update time (bits 6:0, 5.12ms per unit)
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tx_data = 0x2A18;
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HSwriteWord(devAddr, 0x54, tx_data);
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tx_data = 0x0081;
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HSwriteWord(devAddr, 0x55, tx_data);
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tx_data = 0x0B22;
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HSwriteWord(devAddr, 0x56, tx_data); // sq detect time
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tx_data = 0x1C00;
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HSwriteWord(devAddr, 0x57, tx_data);
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tx_data = 0x800D;
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HSwriteWord(devAddr, 0x58, tx_data);
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tx_data = 0x0EDD;
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HSwriteWord(devAddr, 0x5A, tx_data); // sq and noise detect times
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tx_data = 0x3FFF;
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HSwriteWord(devAddr, 0x63, tx_data); // pre-emphasis bypass
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// calibration
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tx_data = 0x00A4;
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HSwriteWord(devAddr, 0x30, tx_data);
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delay(100);
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tx_data = 0x00A6;
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HSwriteWord(devAddr, 0x30, tx_data);
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delay(100);
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tx_data = 0x0006;
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HSwriteWord(devAddr, 0x30, tx_data);
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delay(100);
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// set band width
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if (narrowBand) {
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setupNarrowBand();
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} else {
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setupWideBand();
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}
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delay(100);
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/*
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// setup default values
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frequency(446000);
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//setVolume1(0xF);
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//setVolume2(0xF);
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setModeReceive();
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setTxSourceMic();
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setRfPower(0);
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setSQLoThresh(80);
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setSQOn();
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*/
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}
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/** Set up the AU1846 in Narrow Band mode (12.5kHz).
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*/
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void HamShield::setupNarrowBand() {
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uint16_t tx_data;
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// setup for 12.5kHz channel width
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tx_data = 0x3D37;
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HSwriteWord(devAddr, 0x11, tx_data);
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tx_data = 0x0100;
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HSwriteWord(devAddr, 0x12, tx_data);
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tx_data = 0x1100;
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HSwriteWord(devAddr, 0x15, tx_data);
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tx_data = 0x4495;
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HSwriteWord(devAddr, 0x32, tx_data); // agc target power [11:6]
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tx_data = 0x2B8E;
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HSwriteWord(devAddr, 0x34, tx_data);
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tx_data = 0x40C3;
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HSwriteWord(devAddr, 0x3A, tx_data); // modu_det_sel sq setting
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tx_data = 0x0407;
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HSwriteWord(devAddr, 0x3C, tx_data); // pk_det_th sq setting [8:7]
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tx_data = 0x28D0;
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HSwriteWord(devAddr, 0x3F, tx_data); // rssi3_th sq setting
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tx_data = 0x203E;
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HSwriteWord(devAddr, 0x48, tx_data);
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tx_data = 0x1BB7;
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HSwriteWord(devAddr, 0x60, tx_data);
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tx_data = 0x0A10; // use 0x1425 if there's an LNA
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HSwriteWord(devAddr, 0x62, tx_data);
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tx_data = 0x2494;
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HSwriteWord(devAddr, 0x65, tx_data);
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tx_data = 0xEB2E;
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HSwriteWord(devAddr, 0x66, tx_data);
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// AGC table
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tx_data = 0x0001;
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HSwriteWord(devAddr, 0x7F, tx_data);
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tx_data = 0x000C;
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@ -224,84 +325,80 @@ void HamShield::initialize() {
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HSwriteWord(devAddr, 0x7F, tx_data);
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// end AGC table
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tx_data = 0x067F; //0x0601; //0x470F;
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HSwriteWord(devAddr, 0x41, tx_data); // voice gain tx [6:0]
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tx_data = 0x02FF; // using 0x04FF to avoid tx voice delay
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HSwriteWord(devAddr, 0x44, tx_data); // tx gain [11:8]
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tx_data = 0x7F2F;
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HSwriteWord(devAddr, 0x47, tx_data);
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tx_data = 0x2C62;
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HSwriteWord(devAddr, 0x4F, tx_data);
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tx_data = 0x0094;
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HSwriteWord(devAddr, 0x53, tx_data); // compressor update time (bits 6:0, 5.12ms per unit)
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tx_data = 0x2A18;
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HSwriteWord(devAddr, 0x54, tx_data);
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tx_data = 0x0081;
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HSwriteWord(devAddr, 0x55, tx_data);
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tx_data = 0x0B22;
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HSwriteWord(devAddr, 0x56, tx_data); // sq detect time
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tx_data = 0x1C00;
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HSwriteWord(devAddr, 0x57, tx_data);
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tx_data = 0x800D;
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HSwriteWord(devAddr, 0x58, tx_data);
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tx_data = 0x0EDD;
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HSwriteWord(devAddr, 0x5A, tx_data); // sq and noise detect times
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tx_data = 0x3FFF;
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HSwriteWord(devAddr, 0x63, tx_data); // pre-emphasis bypass
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// calibration
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tx_data = 0x00A4;
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HSwriteWord(devAddr, 0x30, tx_data);
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delay(100);
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tx_data = 0x00A6;
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HSwriteWord(devAddr, 0x30, tx_data);
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delay(100);
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tx_data = 0x0006;
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HSwriteWord(devAddr, 0x30, tx_data);
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delay(100);
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}
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// setup for 12.5kHz channel width
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/** Set up the AU1846 in Wide Band mode (25kHz).
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*/
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void HamShield::setupWideBand() {
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uint16_t tx_data;
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// setup for 25kHz channel width
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tx_data = 0x3D37;
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HSwriteWord(devAddr, 0x11, tx_data);
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tx_data = 0x0100;
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HSwriteWord(devAddr, 0x12, tx_data);
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tx_data = 0x1100;
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tx_data = 0x1F00;
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HSwriteWord(devAddr, 0x15, tx_data);
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tx_data = 0x4495;
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tx_data = 0x7564;
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HSwriteWord(devAddr, 0x32, tx_data); // agc target power [11:6]
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tx_data = 0x2B8E;
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HSwriteWord(devAddr, 0x34, tx_data);
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tx_data = 0x40C3;
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tx_data = 0x44C3;
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HSwriteWord(devAddr, 0x3A, tx_data); // modu_det_sel sq setting
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tx_data = 0x0407;
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tx_data = 0x1930;
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HSwriteWord(devAddr, 0x3C, tx_data); // pk_det_th sq setting [8:7]
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tx_data = 0x28D0;
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tx_data = 0x29D2;
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HSwriteWord(devAddr, 0x3F, tx_data); // rssi3_th sq setting
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tx_data = 0x203E;
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tx_data = 0x21C0;
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HSwriteWord(devAddr, 0x48, tx_data);
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tx_data = 0x1BB7;
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tx_data = 0x101E;
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HSwriteWord(devAddr, 0x60, tx_data);
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tx_data = 0x0A10; // use 0x1425 if there's an LNA
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tx_data = 0x3767; // use 0x1425 if there's an LNA
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HSwriteWord(devAddr, 0x62, tx_data);
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tx_data = 0x2494;
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tx_data = 0x248A;
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HSwriteWord(devAddr, 0x65, tx_data);
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tx_data = 0xEB2E;
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HSwriteWord(devAddr, 0x66, tx_data);
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delay(100);
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/*
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// setup default values
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frequency(446000);
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//setVolume1(0xF);
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//setVolume2(0xF);
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setModeReceive();
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setTxSourceMic();
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setRfPower(0);
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setSQLoThresh(80);
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setSQOn();
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*/
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tx_data = 0xFFAE;
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HSwriteWord(devAddr, 0x66, tx_data);
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// AGC table
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tx_data = 0x0001;
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HSwriteWord(devAddr, 0x7F, tx_data);
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tx_data = 0x000C;
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HSwriteWord(devAddr, 0x05, tx_data);
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tx_data = 0x0024;
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HSwriteWord(devAddr, 0x06, tx_data);
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tx_data = 0x0214;
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HSwriteWord(devAddr, 0x07, tx_data);
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tx_data = 0x0224;
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HSwriteWord(devAddr, 0x08, tx_data);
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tx_data = 0x0314;
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HSwriteWord(devAddr, 0x09, tx_data);
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tx_data = 0x0324;
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HSwriteWord(devAddr, 0x0A, tx_data);
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tx_data = 0x0344;
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HSwriteWord(devAddr, 0x0B, tx_data);
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tx_data = 0x0384;
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HSwriteWord(devAddr, 0x0C, tx_data);
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tx_data = 0x1384;
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HSwriteWord(devAddr, 0x0D, tx_data);
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tx_data = 0x1B84;
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HSwriteWord(devAddr, 0x0E, tx_data);
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tx_data = 0x3F84;
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HSwriteWord(devAddr, 0x0F, tx_data);
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tx_data = 0xE0EB;
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HSwriteWord(devAddr, 0x12, tx_data);
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tx_data = 0xF2FE;
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HSwriteWord(devAddr, 0x13, tx_data);
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tx_data = 0x0A16;
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HSwriteWord(devAddr, 0x14, tx_data);
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tx_data = 0x2424;
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HSwriteWord(devAddr, 0x15, tx_data);
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tx_data = 0x2424;
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HSwriteWord(devAddr, 0x16, tx_data);
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tx_data = 0x2424;
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HSwriteWord(devAddr, 0x17, tx_data);
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tx_data = 0x0000;
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HSwriteWord(devAddr, 0x7F, tx_data);
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// end AGC table
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}
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/** Verify the I2C connection.
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@ -255,7 +255,10 @@ class HamShield {
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HamShield();
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HamShield(uint8_t cs_pin);
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void initialize();
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void initialize(); // defaults to 12.5kHz
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void initialize(bool narrowBand); // select 12.5kHz if true or 25kHz if false
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void setupWideBand();
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void setupNarrowBand();
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bool testConnection();
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// read control reg
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