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custom-uv-k5-firmware/radio.c
Dual Tachyon 0e4868df43 Updated newly named squelch fields.
2023-08-12 18:26:38 +01:00

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/* Copyright 2023 Dual Tachyon
* https://github.com/DualTachyon
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <string.h>
#include "bsp/dp32g030/gpio.h"
#include "dcs.h"
#include "driver/bk4819.h"
#include "driver/eeprom.h"
#include "driver/gpio.h"
#include "driver/system.h"
#include "fm.h"
#include "frequencies.h"
#include "misc.h"
#include "radio.h"
#include "settings.h"
RADIO_Info_t *gTxRadioInfo;
RADIO_Info_t *gRxRadioInfo;
RADIO_Info_t *gCrossTxRadioInfo;
bool RADIO_CheckValidChannel(uint8_t ChNum, bool bCheckScanList, uint8_t RadioNum)
{
uint8_t ChParam;
uint8_t PriorityCh1;
uint8_t PriorityCh2;
if (ChNum >= 200) {
return false;
}
// Check channel is valid
ChParam = gMR_ChannelParameters[ChNum];
if ((ChParam & MR_CH_BAND_MASK) > BAND7_470MHz) {
return false;
}
if (bCheckScanList) {
if (RadioNum == 0) {
if ((ChParam & MR_CH_SCANLIST1) == 0) {
return false;
}
PriorityCh1 = gEeprom.SCANLIST_PRIORITY_CH1[0];
PriorityCh2 = gEeprom.SCANLIST_PRIORITY_CH2[0];
} else if (RadioNum == 1) {
if ((ChParam & MR_CH_SCANLIST2) == 0) {
return false;
}
PriorityCh1 = gEeprom.SCANLIST_PRIORITY_CH1[1];
PriorityCh2 = gEeprom.SCANLIST_PRIORITY_CH2[1];
} else {
return true;
}
if (PriorityCh1 == ChNum) {
return false;
}
if (PriorityCh2 == ChNum) {
return false;
}
}
return true;
}
uint8_t RADIO_FindNextChannel(uint8_t ChNum, uint8_t Direction, bool bCheckScanList, uint8_t RadioNum)
{
uint8_t i;
for (i = 0; i < 200; i++) {
if (ChNum == 0xFF) {
ChNum = 199;
} else if (ChNum >= 200) {
ChNum = 0;
}
if (RADIO_CheckValidChannel(ChNum, bCheckScanList, RadioNum)) {
return ChNum;
}
ChNum += Direction;
}
return 0xFF;
}
void RADIO_InitInfo(RADIO_Info_t *pInfo, uint8_t ChannelSave, uint8_t Band, uint32_t Frequency)
{
memset(pInfo, 0, sizeof(*pInfo));
pInfo->Band = Band;
pInfo->SCANLIST1_PARTICIPATION = true;
pInfo->SCANLIST2_PARTICIPATION = true;
pInfo->STEP_SETTING = 5;
pInfo->StepFrequency = 2500;
pInfo->CHANNEL_SAVE = ChannelSave;
pInfo->FrequencyReverse = false;
pInfo->OUTPUT_POWER = 2;
pInfo->DCS[0].Frequency = Frequency;
pInfo->DCS[1].Frequency = Frequency;
pInfo->pDCS_Current = &pInfo->DCS[0];
pInfo->FREQUENCY_OF_DEVIATION = 1000000;
pInfo->pDCS_Reverse = &pInfo->DCS[1];
RADIO_ConfigureSquelchAndOutputPower(pInfo);
}
void RADIO_ConfigureChannel(uint8_t RadioNum, uint32_t Arg)
{
RADIO_Info_t *pRadio;
uint8_t ChNum;
uint8_t Params;
uint8_t Band;
bool bParticipation2;
uint16_t Base;
uint8_t Data[8];
uint8_t Tmp;
uint32_t Frequency;
pRadio = &gEeprom.RadioInfo[RadioNum];
if (!gSetting_350EN) {
if (gEeprom.EEPROM_0E82_0E85[RadioNum] == 204) {
gEeprom.EEPROM_0E82_0E85[RadioNum] = 205;
}
if (gEeprom.EEPROM_0E80_0E83[RadioNum] == 204) {
gEeprom.EEPROM_0E80_0E83[RadioNum] = 205;
}
}
ChNum = gEeprom.EEPROM_0E80_0E83[RadioNum];
if (ChNum < 217) {
if (ChNum >= 207) {
RADIO_InitInfo(pRadio, gEeprom.EEPROM_0E80_0E83[RadioNum], 2, NoaaFrequencyTable[ChNum - 207]);
if (gEeprom.CROSS_BAND_RX_TX == 0) {
return;
}
g_2000036F = 1;
gEeprom.CROSS_BAND_RX_TX = 0;
return;
}
if (ChNum < 200) {
ChNum = RADIO_FindNextChannel(ChNum, RADIO_CHANNEL_UP, false, RadioNum);
if (ChNum == 0xFF) {
ChNum = gEeprom.EEPROM_0E82_0E85[RadioNum];
gEeprom.EEPROM_0E80_0E83[RadioNum] = gEeprom.EEPROM_0E82_0E85[RadioNum];
} else {
gEeprom.EEPROM_0E80_0E83[RadioNum] = ChNum;
gEeprom.EEPROM_0E81_0E84[RadioNum] = ChNum;
}
}
} else {
ChNum = 205;
}
Params = gMR_ChannelParameters[ChNum];
if (Params == 0xFF) {
uint8_t Index;
if (ChNum < 200) {
ChNum = gEeprom.EEPROM_0E82_0E85[RadioNum];
gEeprom.EEPROM_0E80_0E83[RadioNum] = gEeprom.EEPROM_0E82_0E85[RadioNum];
}
Index = ChNum - 200;
RADIO_InitInfo(pRadio, ChNum, Index, gLowerLimitFrequencyBandTable[Index]);
return;
}
Band = Params & MR_CH_BAND_MASK;
if (Band > BAND7_470MHz) {
Band = BAND6_400MHz;
}
if (ChNum < 200) {
gEeprom.RadioInfo[RadioNum].Band = Band;
gEeprom.RadioInfo[RadioNum].SCANLIST1_PARTICIPATION = !!(Params & MR_CH_SCANLIST1);
bParticipation2 = !!(Params & MR_CH_SCANLIST2);
} else {
Band = ChNum - 200;
gEeprom.RadioInfo[RadioNum].Band = Band;
bParticipation2 = true;
gEeprom.RadioInfo[RadioNum].SCANLIST1_PARTICIPATION = true;
}
gEeprom.RadioInfo[RadioNum].SCANLIST2_PARTICIPATION = bParticipation2;
gEeprom.RadioInfo[RadioNum].CHANNEL_SAVE = ChNum;
if (ChNum < 200) {
Base = ChNum << 4;
} else {
Base = 0x0C80 + (ChNum * 32) + (RadioNum * 16);
}
if (Arg == 2 || ChNum >= 200) {
EEPROM_ReadBuffer(Base + 8, Data, 8);
Tmp = Data[3] & 0x0F;
if (Tmp > 2) {
Tmp = 0;
}
gEeprom.RadioInfo[RadioNum].FREQUENCY_DEVIATION_SETTING = Tmp;
gEeprom.RadioInfo[RadioNum].AM_CHANNEL_MODE = !!(Data[3] & 0x10);
Tmp = Data[4];
if (Tmp > 6) {
Params = 5;
}
gEeprom.RadioInfo[RadioNum].STEP_SETTING = Tmp;
gEeprom.RadioInfo[RadioNum].StepFrequency = StepFrequencyTable[Tmp];
Tmp = Data[7];
if (Tmp > 10) {
Tmp = 0;
}
gEeprom.RadioInfo[RadioNum].SCRAMBLING_TYPE = Tmp;
gEeprom.RadioInfo[RadioNum].DCS[0].CodeType = (Data[2] >> 0) & 0x0F;
gEeprom.RadioInfo[RadioNum].DCS[1].CodeType = (Data[2] >> 4) & 0x0F;
Tmp = Data[0];
switch (gEeprom.RadioInfo[RadioNum].DCS[0].CodeType) {
case CODE_TYPE_CONTINUOUS_TONE:
if (Tmp >= 50) {
Tmp = 0;
}
break;
case CODE_TYPE_DIGITAL:
case CODE_TYPE_REVERSE_DIGITAL:
if (Tmp >= 104) {
Tmp = 0;
}
break;
default:
gEeprom.RadioInfo[RadioNum].DCS[0].CodeType = CODE_TYPE_OFF;
break;
}
gEeprom.RadioInfo[RadioNum].DCS[0].RX_TX_Code = Tmp;
Tmp = Data[1];
switch (gEeprom.RadioInfo[RadioNum].DCS[1].CodeType) {
case CODE_TYPE_CONTINUOUS_TONE:
if (Tmp >= 50) {
Tmp = 0;
}
break;
case CODE_TYPE_DIGITAL:
case CODE_TYPE_REVERSE_DIGITAL:
if (Tmp >= 104) {
Tmp = 0;
}
break;
default:
gEeprom.RadioInfo[RadioNum].DCS[1].CodeType = CODE_TYPE_OFF;
break;
}
gEeprom.RadioInfo[RadioNum].DCS[1].RX_TX_Code = Tmp;
if (Data[4] == 0xFF) {
gEeprom.RadioInfo[RadioNum].FrequencyReverse = false;
gEeprom.RadioInfo[RadioNum].CHANNEL_BANDWIDTH = 0;
gEeprom.RadioInfo[RadioNum].OUTPUT_POWER = 2;
gEeprom.RadioInfo[RadioNum].BUSY_CHANNEL_LOCK = false;
} else {
gEeprom.RadioInfo[RadioNum].FrequencyReverse = !!(Data[4] & 0x01);
gEeprom.RadioInfo[RadioNum].CHANNEL_BANDWIDTH = !!(Data[4] & 0x02);
gEeprom.RadioInfo[RadioNum].OUTPUT_POWER = (Data[4] >> 2) & 0x03;
gEeprom.RadioInfo[RadioNum].BUSY_CHANNEL_LOCK = !!(Data[4] & 0x10);
}
if (Data[5] == 0xFF) {
gEeprom.RadioInfo[RadioNum].DTMF_DECODING_ENABLE = false;
gEeprom.RadioInfo[RadioNum].DTMF_PTT_ID_TX_MODE = 0;
} else {
gEeprom.RadioInfo[RadioNum].DTMF_DECODING_ENABLE = !!(Data[5] & 1);
gEeprom.RadioInfo[RadioNum].DTMF_PTT_ID_TX_MODE = (Data[5] >> 0x01) & 0x03;
}
struct {
uint32_t Frequency;
uint32_t Offset;
} Info;
EEPROM_ReadBuffer(Base, &Info, 8);
pRadio->DCS[0].Frequency = Info.Frequency;
if (Info.Offset >= 100000000) {
Info.Offset = 1000000;
}
gEeprom.RadioInfo[RadioNum].FREQUENCY_OF_DEVIATION = Info.Offset;
}
Frequency = pRadio->DCS[0].Frequency;
if (Frequency < gLowerLimitFrequencyBandTable[Band]) {
pRadio->DCS[0].Frequency = gLowerLimitFrequencyBandTable[Band];
} else if (Frequency > gUpperLimitFrequencyBandTable[Band]) {
pRadio->DCS[0].Frequency = gUpperLimitFrequencyBandTable[Band];
} else if (ChNum >= 200) {
pRadio->DCS[0].Frequency = FREQUENCY_FloorToStep(pRadio->DCS[0].Frequency, gEeprom.RadioInfo[RadioNum].StepFrequency, gLowerLimitFrequencyBandTable[Band]);
}
pRadio->DCS[0].Frequency = Frequency;
if (Frequency - 10800000 < 2799991) {
gEeprom.RadioInfo[RadioNum].FREQUENCY_DEVIATION_SETTING = 0;
} else if (ChNum >= 200) {
Frequency = FREQUENCY_FloorToStep(gEeprom.RadioInfo[RadioNum].FREQUENCY_OF_DEVIATION, gEeprom.RadioInfo[RadioNum].StepFrequency, 0);
gEeprom.RadioInfo[RadioNum].FREQUENCY_OF_DEVIATION = Frequency;
}
RADIO_ApplyOffset(pRadio);
memset(gEeprom.RadioInfo[RadioNum].Name, 0, sizeof(gEeprom.RadioInfo[RadioNum].Name));
if (ChNum < 200) {
// 16 bytes allocated but only 12 used
EEPROM_ReadBuffer(0x0F50 + (ChNum * 0x10), gEeprom.RadioInfo[RadioNum].Name + 0, 8);
EEPROM_ReadBuffer(0x0F58 + (ChNum * 0x10), gEeprom.RadioInfo[RadioNum].Name + 8, 2);
}
if (gEeprom.RadioInfo[RadioNum].FrequencyReverse == true) {
gEeprom.RadioInfo[RadioNum].pDCS_Current = &gEeprom.RadioInfo[RadioNum].DCS[0];
gEeprom.RadioInfo[RadioNum].pDCS_Reverse = &gEeprom.RadioInfo[RadioNum].DCS[1];
} else {
gEeprom.RadioInfo[RadioNum].pDCS_Current = &gEeprom.RadioInfo[RadioNum].DCS[1];
gEeprom.RadioInfo[RadioNum].pDCS_Reverse = &gEeprom.RadioInfo[RadioNum].DCS[0];
}
if (gSetting_350EN == false) {
DCS_Info_t *pDCS = gEeprom.RadioInfo[RadioNum].pDCS_Current;
if (pDCS->Frequency - 35000000 < 4999991) {
pDCS->Frequency = 41001250;
}
}
if (gEeprom.RadioInfo[RadioNum].Band == BAND2_108MHz && gEeprom.RadioInfo[RadioNum].AM_CHANNEL_MODE == true) {
gEeprom.RadioInfo[RadioNum]._0x0033 = true;
gEeprom.RadioInfo[RadioNum].SCRAMBLING_TYPE = 0;
gEeprom.RadioInfo[RadioNum].DTMF_DECODING_ENABLE = false;
gEeprom.RadioInfo[RadioNum].DCS[0].CodeType = CODE_TYPE_OFF;
gEeprom.RadioInfo[RadioNum].DCS[1].CodeType = CODE_TYPE_OFF;
} else {
gEeprom.RadioInfo[RadioNum]._0x0033 = false;
}
RADIO_ConfigureSquelchAndOutputPower(pRadio);
}
void RADIO_ConfigureSquelchAndOutputPower(RADIO_Info_t *pInfo)
{
uint8_t Txp[3];
uint16_t Base;
FREQUENCY_Band_t Band;
Band = FREQUENCY_GetBand(pInfo->pDCS_Current->Frequency);
if (Band < BAND4_174MHz) {
Base = 0x1E60;
} else {
Base = 0x1E00;
}
if (gEeprom.SQUELCH_LEVEL == 0) {
pInfo->SquelchOpenRSSIThresh = 0x00;
pInfo->SquelchOpenNoiseThresh = 0x7F;
pInfo->SquelchCloseGlitchThresh = 0xFF;
pInfo->SquelchCloseRSSIThresh = 0x00;
pInfo->SquelchCloseNoiseThresh = 0x7F;
pInfo->SquelchOpenGlitchThresh = 0xFF;
} else {
Base += gEeprom.SQUELCH_LEVEL;
EEPROM_ReadBuffer(Base + 0x00, &pInfo->SquelchOpenRSSIThresh, 1);
EEPROM_ReadBuffer(Base + 0x10, &pInfo->SquelchCloseRSSIThresh, 1);
EEPROM_ReadBuffer(Base + 0x20, &pInfo->SquelchOpenNoiseThresh, 1);
EEPROM_ReadBuffer(Base + 0x30, &pInfo->SquelchCloseNoiseThresh, 1);
EEPROM_ReadBuffer(Base + 0x40, &pInfo->SquelchCloseGlitchThresh, 1);
EEPROM_ReadBuffer(Base + 0x50, &pInfo->SquelchOpenGlitchThresh, 1);
if (pInfo->SquelchOpenNoiseThresh >= 0x80) {
pInfo->SquelchOpenNoiseThresh = 0x7F;
}
if (pInfo->SquelchCloseNoiseThresh >= 0x80) {
pInfo->SquelchCloseNoiseThresh = 0x7F;
}
}
Band = FREQUENCY_GetBand(pInfo->pDCS_Reverse->Frequency);
EEPROM_ReadBuffer(0x1ED0 + (Band * 0x10) + (pInfo->OUTPUT_POWER * 3), Txp, 3);
pInfo->TXP_CalculatedSetting =
FREQUENCY_CalculateOutputPower(
Txp[0],
Txp[1],
Txp[2],
LowerLimitFrequencyBandTable[Band],
MiddleFrequencyBandTable[Band],
UpperLimitFrequencyBandTable[Band],
pInfo->pDCS_Reverse->Frequency);
}
void RADIO_ApplyOffset(RADIO_Info_t *pInfo)
{
uint32_t Frequency;
Frequency = pInfo->DCS[0].Frequency;
switch (pInfo->FREQUENCY_DEVIATION_SETTING) {
case 0:
break;
case 1:
Frequency += pInfo->FREQUENCY_OF_DEVIATION;
break;
case 2:
Frequency -= pInfo->FREQUENCY_OF_DEVIATION;
break;
}
if (Frequency < 5000000) {
Frequency = 5000000;
} else if (Frequency > 60000000) {
Frequency = 60000000;
}
pInfo->DCS[1].Frequency = Frequency;
}
void RADIO_ConfigureTX(void)
{
if (gEeprom.CROSS_BAND_RX_TX == 2) { // == CHAN B
gEeprom.TX_CHANNEL = 1;
} else if (gEeprom.CROSS_BAND_RX_TX == 1) { // != CHAN A
gEeprom.TX_CHANNEL = 0;
} else if (gEeprom.DUAL_WATCH == 2) { // == CHAN B
gEeprom.TX_CHANNEL = 0;
} else if (gEeprom.DUAL_WATCH == 1) { // == CHAN A
gEeprom.TX_CHANNEL = 1;
}
gTxRadioInfo = &gEeprom.RadioInfo[gEeprom.TX_CHANNEL];
gEeprom.RX_CHANNEL = gEeprom.TX_CHANNEL;
if (gEeprom.CROSS_BAND_RX_TX != 0) { // != OFF
if (gEeprom.TX_CHANNEL == 0) {
gEeprom.RX_CHANNEL = 1;
} else {
gEeprom.RX_CHANNEL = 0;
}
}
gRxRadioInfo = &gEeprom.RadioInfo[gEeprom.RX_CHANNEL];
RADIO_ConfigureCrossTX();
}
void RADIO_ConfigureCrossTX(void)
{
gCrossTxRadioInfo = gRxRadioInfo;
if (gEeprom.CROSS_BAND_RX_TX != 0) { // != OFF
gCrossTxRadioInfo = &gEeprom.RadioInfo[gEeprom.TX_CHANNEL];
}
}
void RADIO_SetupRegisters(bool bSwitchToFunction0)
{
uint8_t Bandwidth;
uint16_t Status;
uint16_t InterruptMask;
uint32_t Frequency;
GPIO_ClearBit(&GPIOC->DATA, 4);
g_2000036B = 0;
BK4819_ToggleGpioOut(BK4819_GPIO0_PIN28, false);
Bandwidth = gRxRadioInfo->CHANNEL_BANDWIDTH;
if (Bandwidth != 0) { // != WIDE
Bandwidth = 1; // NARROW
}
BK4819_SetFilterBandwidth(Bandwidth);
BK4819_ToggleGpioOut(BK4819_GPIO1_PIN29, false);
BK4819_SetupPowerAmplifier(0, 0);
BK4819_ToggleGpioOut(BK4819_GPIO5_PIN1, false);
while (1) {
Status = BK4819_GetRegister(BK4819_REG_0C);
if ((Status & 1U) == 0) { // INTERRUPT REQUEST
break;
}
BK4819_WriteRegister(BK4819_REG_02, 0);
SYSTEM_DelayMs(1);
}
BK4819_WriteRegister(BK4819_REG_3F, 0);
BK4819_WriteRegister(BK4819_REG_7D, gEeprom.MIC_SENSITIVITY_TUNING | 0xE940);
if (gRxRadioInfo->CHANNEL_SAVE < 207 || gIsNoaaMode != false) {
Frequency = gRxRadioInfo->pDCS_Current->Frequency;
} else {
Frequency = NoaaFrequencyTable[gNoaaChannel];
}
BK4819_SetFrequency(Frequency);
BK4819_SetupSquelch(
gRxRadioInfo->SquelchOpenRSSIThresh, gRxRadioInfo->SquelchCloseRSSIThresh,
gRxRadioInfo->SquelchOpenNoiseThresh, gRxRadioInfo->SquelchCloseNoiseThresh,
gRxRadioInfo->SquelchCloseGlitchThresh, gRxRadioInfo->SquelchOpenGlitchThresh);
BK4819_PickRXFilterPathBasedOnFrequency(Frequency);
BK4819_ToggleGpioOut(BK4819_GPIO6_PIN2, true);
BK4819_WriteRegister(BK4819_REG_48, 0xB3A8);
// SQUELCH_LOST SQUELCH_FOUND
InterruptMask = 0x000C;
if (gRxRadioInfo->CHANNEL_SAVE < 207) {
if (gRxRadioInfo->_0x0033 != true) {
uint8_t CodeType;
uint8_t CodeWord;
CodeType = gCodeType;
CodeWord = gCode;
if (g_20000381 == 0) {
CodeType = gRxRadioInfo->pDCS_Current->CodeType;
CodeWord = gRxRadioInfo->pDCS_Current->RX_TX_Code;
}
switch (CodeType) {
case CODE_TYPE_DIGITAL:
case CODE_TYPE_REVERSE_DIGITAL:
BK4819_EnableCDCSS(DCS_GetGolayCodeWord(CodeType, CodeWord));
// SQUELCH_LOST SQUELCH_FOUND CDCSS_LOST CDCSS_FOUND CTCSS/CDCSS_TAIL_FOUND
InterruptMask = 0x070C;
break;
case CODE_TYPE_CONTINUOUS_TONE:
BK4819_EnableCTCSS(CTCSS_Options[CodeWord]);
BK4819_Set55HzTailDetection();
// SQUELCH_LOST SQUELCH_FOUND CTCSS_LOST CTCSS_FOUND CTCSS/CDCSS_TAIL_FOUND
InterruptMask = 0x04CC;
break;
default:
BK4819_EnableCTCSS(670);
BK4819_Set55HzTailDetection();
// SQUELCH_LOST SQUELCH_FOUND CTCSS/CDCSS_TAIL_FOUND
InterruptMask = 0x040C;
break;
}
if (gRxRadioInfo->SCRAMBLING_TYPE == 0 || gSetting_ScrambleEnable == false) {
BK4819_DisableScramble();
} else {
BK4819_EnableScramble(gRxRadioInfo->SCRAMBLING_TYPE - 1);
}
}
} else {
BK4819_EnableCTCSS(2625);
// SQUELCH_LOST SQUELCH_FOUND CTCSS_LOST CTCSS_FOUND
InterruptMask = 0x00CC;
}
if (gEeprom.VOX_SWITCH == true && gFmMute != true && gCrossTxRadioInfo->CHANNEL_SAVE < 207 && gCrossTxRadioInfo->_0x0033 != true) {
BK4819_EnableVox(gEeprom.VOX1_THRESHOLD, gEeprom.VOX0_THRESHOLD);
// VOX_LOST VOX_FOUND
InterruptMask |= 0x0030;
} else {
BK4819_DisableVox();
}
if ((gRxRadioInfo->_0x0033 == true) || ((gRxRadioInfo->DTMF_DECODING_ENABLE != true && (gSetting_KILLED != true)))) {
BK4819_DisableDTMF_SelCall();
} else {
BK4819_ConfigureDTMF_SelCall_and_UnknownRegister();
// DTMF/5TONE_FOUND
InterruptMask |= 0x0800;
}
BK4819_WriteRegister(BK4819_REG_3F, InterruptMask);
// TODO: below only writes values to unknown variables
// FUN_0000692c();
if (bSwitchToFunction0 == 1) {
// TODO
#if 0
SetFunctionSelector(0);
#endif
}
}
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