Merge pull request #35 from dmbryson/dtmfdecode
Correct DTMF decoding functions for the Auctus AT1846S
This commit is contained in:
Morgan Redfield
GitHub
commit
6c7997f756
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@ -216,7 +216,7 @@ void HamShield::initialize(bool narrowBand) {
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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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@ -973,63 +973,35 @@ uint16_t HamShield::getShiftSelect(){
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}
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// DTMF
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void HamShield::setDTMFC0(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C01_REG, A1846S_DTMF_C0_BIT, A1846S_DTMF_C0_LENGTH, freq);
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void HamShield::enableDTMFReceive(){
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uint16_t tx_data;
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tx_data = 0x2264;
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HSwriteWord(devAddr, 0x77, tx_data);
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tx_data = 0xD984;
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HSwriteWord(devAddr, 0x78, tx_data);
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tx_data = 0x1E3C;
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HSwriteWord(devAddr, 0x79, tx_data);
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HSwriteBitsW(devAddr, A1846S_DTMF_ENABLE_REG, 7, 8, 0x18);
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HSwriteBitsW(devAddr, A1846S_DTMF_ENABLE_REG, A1846S_DTMF_ENABLE_BIT, 1, 1);
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}
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uint16_t HamShield::getDTMFC0() {
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HSreadBitsW(devAddr, A1846S_DTMF_C01_REG, A1846S_DTMF_C0_BIT, A1846S_DTMF_C0_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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uint16_t HamShield::disableDTMF(){
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HSwriteBitsW(devAddr, A1846S_DTMF_ENABLE_REG, A1846S_DTMF_ENABLE_BIT, 1, 0);
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}
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void HamShield::setDTMFC1(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C01_REG, A1846S_DTMF_C1_BIT, A1846S_DTMF_C1_LENGTH, freq);
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uint16_t HamShield::getDTMFSample(){
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HSreadBitsW(devAddr, A1846S_DTMF_CODE_REG, A1846S_DTMF_SAMPLE_BIT, 1, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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uint16_t HamShield::getDTMFC1() {
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HSreadBitsW(devAddr, A1846S_DTMF_C01_REG, A1846S_DTMF_C1_BIT, A1846S_DTMF_C1_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setDTMFC2(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C23_REG, A1846S_DTMF_C2_BIT, A1846S_DTMF_C2_LENGTH, freq);
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}
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uint16_t HamShield::getDTMFC2() {
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HSreadBitsW(devAddr, A1846S_DTMF_C23_REG, A1846S_DTMF_C2_BIT, A1846S_DTMF_C2_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setDTMFC3(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C23_REG, A1846S_DTMF_C3_BIT, A1846S_DTMF_C3_LENGTH, freq);
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}
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uint16_t HamShield::getDTMFC3() {
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HSreadBitsW(devAddr, A1846S_DTMF_C23_REG, A1846S_DTMF_C3_BIT, A1846S_DTMF_C3_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setDTMFC4(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C45_REG, A1846S_DTMF_C4_BIT, A1846S_DTMF_C4_LENGTH, freq);
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}
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uint16_t HamShield::getDTMFC4() {
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HSreadBitsW(devAddr, A1846S_DTMF_C45_REG, A1846S_DTMF_C4_BIT, A1846S_DTMF_C4_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setDTMFC5(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C45_REG, A1846S_DTMF_C5_BIT, A1846S_DTMF_C5_LENGTH, freq);
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}
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uint16_t HamShield::getDTMFC5() {
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HSreadBitsW(devAddr, A1846S_DTMF_C45_REG, A1846S_DTMF_C5_BIT, A1846S_DTMF_C5_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setDTMFC6(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C67_REG, A1846S_DTMF_C6_BIT, A1846S_DTMF_C6_LENGTH, freq);
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}
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uint16_t HamShield::getDTMFC6() {
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HSreadBitsW(devAddr, A1846S_DTMF_C67_REG, A1846S_DTMF_C6_BIT, A1846S_DTMF_C6_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setDTMFC7(uint16_t freq) {
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HSwriteBitsW(devAddr, A1846S_DTMF_C67_REG, A1846S_DTMF_C7_BIT, A1846S_DTMF_C7_LENGTH, freq);
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}
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uint16_t HamShield::getDTMFC7() {
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HSreadBitsW(devAddr, A1846S_DTMF_C67_REG, A1846S_DTMF_C7_BIT, A1846S_DTMF_C7_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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uint16_t HamShield::getDTMFCode(){
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HSreadBitsW(devAddr, A1846S_DTMF_CODE_REG, A1846S_DTMF_CODE_BIT, A1846S_DTMF_CODE_LEN, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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// TX FM deviation
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void HamShield::setFMVoiceCssDeviation(uint16_t deviation){
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HSwriteBitsW(devAddr, A1846S_FM_DEV_REG, A1846S_FM_DEV_VOICE_BIT, A1846S_FM_DEV_VOICE_LENGTH, deviation);
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@ -1148,19 +1120,6 @@ uint16_t HamShield::readVSSI(){
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return radio_i2c_buf[0] & 0x7FF; // only need lowest 10 bits
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}
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uint16_t HamShield::readDTMFIndex(){
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// TODO: may want to split this into two (index1 and index2)
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HSreadBitsW(devAddr, A1846S_DTMF_RX_REG, A1846S_DTMF_INDEX_BIT, A1846S_DTMF_INDEX_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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uint16_t HamShield::readDTMFCode(){
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// 1:f0+f4, 2:f0+f5, 3:f0+f6, A:f0+f7,
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// 4:f1+f4, 5:f1+f5, 6:f1+f6, B:f1+f7,
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// 7:f2+f4, 8:f2+f5, 9:f2+f6, C:f2+f7,
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// E(*):f3+f4, 0:f3+f5, F(#):f3+f6, D:f3+f7
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HSreadBitsW(devAddr, A1846S_DTMF_RX_REG, A1846S_DTMF_CODE_BIT, A1846S_DTMF_CODE_LENGTH, radio_i2c_buf);
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return radio_i2c_buf[0];
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}
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void HamShield::setRfPower(uint8_t pwr) {
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@ -53,14 +53,9 @@
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#define A1846S_FLAG_REG 0x5C // holds flags for different statuses
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#define A1846S_RSSI_REG 0x1B // holds RSSI (unit 1dB)
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#define A1846S_VSSI_REG 0x1A // holds VSSI (unit mV)
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#define A1846S_DTMF_CTL_REG 0x63 // see dtmf
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#define A1846S_DTMF_C01_REG 0x66 // holds frequency value for c0 and c1
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#define A1846S_DTMF_C23_REG 0x67 // holds frequency value for c2 and c3
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#define A1846S_DTMF_C45_REG 0x68 // holds frequency value for c4 and c5
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#define A1846S_DTMF_C67_REG 0x69 // holds frequency value for c6 and c7
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#define A1846S_DTMF_RX_REG 0x6C // received dtmf signal
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// NOTE: could add registers and bitfields for dtmf tones, is this necessary?
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#define A1846S_DTMF_ENABLE_REG 0x7A // holds dtmf_enable
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#define A1846S_DTMF_CODE_REG 0x7E // holds dtmf_sample and dtmf_code
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// Device Bit Fields
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@ -116,7 +111,6 @@
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#define A1846S_CSS_CMP_INT_BIT 9 // css_cmp_uint16_t enable
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#define A1846S_RXON_RF_INT_BIT 8 // rxon_rf_uint16_t enable
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#define A1846S_TXON_RF_INT_BIT 7 // txon_rf_uint16_t enable
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#define A1846S_DTMF_IDLE_INT_BIT 6 // dtmf_idle_uint16_t enable
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#define A1846S_CTCSS_PHASE_INT_BIT 5 // ctcss phase shift detect uint16_t enable
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#define A1846S_IDLE_TIMEOUT_INT_BIT 4 // idle state time out uint16_t enable
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#define A1846S_RXON_RF_TIMeOUT_INT_BIT 3 // rxon_rf timerout uint16_t enable
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@ -170,7 +164,6 @@
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#define A1846S_EMPH_FILTER_EN 3
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// Bitfields for A1846S_FLAG_REG
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#define A1846S_DTMF_IDLE_FLAG_BIT 12 // dtmf idle flag
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#define A1846S_RXON_RF_FLAG_BIT 10 // 1 when rxon is enabled
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#define A1846S_TXON_RF_FLAG_BIT 9 // 1 when txon is enabled
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#define A1846S_INVERT_DET_FLAG_BIT 7 // ctcss phase shift detect
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@ -186,48 +179,14 @@
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#define A1846S_VSSI_BIT 14 // voice signal strength indicator <14:0> (unit mV)
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#define A1846S_VSSI_LENGTH 15
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// Bitfields for A1846S_DTMF_CTL_REG
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#define A1846S_DTMF_MODE_BIT 9 //
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#define A1846S_DTMF_MODE_LENGTH 2
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#define A1846S_DTMF_EN_BIT 8 // enable dtmf
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#define A1846S_DTMF_TIME1_BIT 7 // dtmf time 1 <3:0>
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#define A1846S_DTMF_TIME1_LENGTH 4
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#define A1846S_DTMF_TIME2_BIT 3 // dtmf time 2 <3:0>
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#define A1846S_DTMF_TIME2_LENGTH 4
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// Bitfields for A1846S_DTMF_ENABLE_REG
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#define A1846S_DTMF_ENABLE_BIT 15
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// Bitfields for A1846S_DTMF_RX_REG
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#define A1846S_DTMF_INDEX_BIT 10 // dtmf index <5:3> - tone 1 detect index, <2:0> - tone 2 detect index
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#define A1846S_DTMF_INDEX_LENGTH 6
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#define A1846S_DTMF_TONE1_IND_BIT 10
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#define A1846S_DTMF_TONE1_IND_LENGTH 3
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#define A1846S_DTMF_TONE2_IND_BIT 7
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#define A1846S_DTMF_TONE2_IND_LENGTH 3
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#define A1846S_DTMF_FLAG_BIT 4
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#define A1846S_DTMF_CODE_BIT 3 // dtmf code out <3:0>
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#define A1846S_DTMF_CODE_LENGTH 4
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// dtmf code out
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// 1:f0+f4, 2:f0+f5, 3:f0+f6, A:f0+f7,
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// 4:f1+f4, 5:f1+f5, 6:f1+f6, B:f1+f7,
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// 7:f2+f4, 8:f2+f5, 9:f2+f6, C:f2+f7,
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// E(*):f3+f4, 0:f3+f5, F(#):f3+f6, D:f3+f7
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// Bitfields for A1846S_DTMF_SAMPLE_REG
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#define A1846S_DTMF_SAMPLE_BIT 4
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#define A1846S_DTMF_CODE_BIT 3
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#define A1846S_DTMF_CODE_LEN 4
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// Bitfields for DTMF registers
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#define A1846S_DTMF_C0_BIT 15
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#define A1846S_DTMF_C0_LENGTH 8
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#define A1846S_DTMF_C1_BIT 7
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#define A1846S_DTMF_C1_LENGTH 8
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#define A1846S_DTMF_C2_BIT 15
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#define A1846S_DTMF_C2_LENGTH 8
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#define A1846S_DTMF_C3_BIT 7
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#define A1846S_DTMF_C3_LENGTH 8
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#define A1846S_DTMF_C4_BIT 15
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#define A1846S_DTMF_C4_LENGTH 8
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#define A1846S_DTMF_C5_BIT 7
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#define A1846S_DTMF_C5_LENGTH 8
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#define A1846S_DTMF_C6_BIT 15
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#define A1846S_DTMF_C6_LENGTH 8
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#define A1846S_DTMF_C7_BIT 7
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#define A1846S_DTMF_C7_LENGTH 8
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// SSTV VIS Codes
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@ -414,23 +373,17 @@ class HamShield {
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uint16_t getShiftSelect();
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// DTMF
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void setDTMFC0(uint16_t freq);
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uint16_t getDTMFC0();
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void setDTMFC1(uint16_t freq);
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uint16_t getDTMFC1();
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void setDTMFC2(uint16_t freq);
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uint16_t getDTMFC2();
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void setDTMFC3(uint16_t freq);
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uint16_t getDTMFC3();
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void setDTMFC4(uint16_t freq);
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uint16_t getDTMFC4();
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void setDTMFC5(uint16_t freq);
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uint16_t getDTMFC5();
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void setDTMFC6(uint16_t freq);
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uint16_t getDTMFC6();
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void setDTMFC7(uint16_t freq);
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uint16_t getDTMFC7();
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// Reading a single DTMF code:
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// enableDTMFReceive()
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// while (getDTMFSample() == 0) { delay(10); }
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// uint16_t code = getDTMFCode();
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// while (getDTMFSample() == 1) { delay(10); }
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// disableDTMF();
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void enableDTMFReceive();
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uint16_t disableDTMF();
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uint16_t getDTMFSample();
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uint16_t getDTMFCode();
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// TX FM deviation
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void setFMVoiceCssDeviation(uint16_t deviation);
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uint16_t getFMVoiceCssDeviation();
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@ -472,8 +425,6 @@ class HamShield {
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// Read Only Status Registers
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int16_t readRSSI();
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uint16_t readVSSI();
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uint16_t readDTMFIndex(); // may want to split this into two (index1 and index2)
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uint16_t readDTMFCode();
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// set output power of radio
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void setRfPower(uint8_t pwr);
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