ubitxv6/ubitx_cat.cpp
2020-05-03 14:48:11 -07:00

448 lines
12 KiB
C++

#include <Arduino.h>
#include "nano_gui.h"
#include "scratch_space.h"
#include "settings.h"
#include "tuner.h"
/**
* The CAT protocol is used by many radios to provide remote control to comptuers through
* the serial port.
*
* This is very much a work in progress. Parts of this code have been liberally
* borrowed from other GPLicensed works like hamlib.
*
* WARNING : This is an unstable version and it has worked with fldigi,
* it gives time out error with WSJTX 1.8.0
*/
static unsigned long rxBufferArriveTime = 0;
static uint8_t rxBufferCheckCount = 0;
static uint8_t cat[5];//Data is ordered parameters 1-4, then command code last
enum CatDataIndex_e : uint8_t {
P1 = 0,
P2 = 1,
P3 = 2,
P4 = 3,
CMD = 4
};
static uint8_t insideCat = 0;
//for broken protocol
static const uint16_t CAT_RECEIVE_TIMEOUT = 500;
static const uint8_t CAT_MODE_LSB = 0x00;
static const uint8_t CAT_MODE_USB = 0x01;
static const uint8_t CAT_MODE_CW = 0x02;
static const uint8_t CAT_MODE_CWR = 0x03;
static const uint8_t CAT_MODE_AM = 0x04;
static const uint8_t CAT_MODE_FM = 0x08;
static const uint8_t CAT_MODE_DIG = 0x0A;
static const uint8_t CAT_MODE_PKT = 0x0C;
static const uint8_t CAT_MODE_FMN = 0x88;
static const uint8_t ACK = 0;
unsigned int skipTimeCount = 0;
uint8_t setHighNibble(uint8_t b, uint8_t v) {
// Clear the high nibble
b &= 0x0f;
// Set the high nibble
return b | ((v & 0x0f) << 4);
}
uint8_t setLowNibble(uint8_t b, uint8_t v) {
// Clear the low nibble
b &= 0xf0;
// Set the low nibble
return b | (v & 0x0f);
}
uint8_t getHighNibble(uint8_t b) {
return (b >> 4) & 0x0f;
}
uint8_t getLowNibble(uint8_t b) {
return b & 0x0f;
}
// Takes a number and produces the requested number of decimal digits, staring
// from the least significant digit.
//
void getDecimalDigits(unsigned long number, uint8_t* result,int digits) {
for (int i = 0; i < digits; i++) {
// "Mask off" (in a decimal sense) the LSD and return it
result[i] = number % 10;
// "Shift right" (in a decimal sense)
number /= 10;
}
}
// Takes a frequency and writes it into the CAT command buffer in BCD form.
//
void writeFreq(unsigned long freq, uint8_t* cmd) {
// Convert the frequency to a set of decimal digits. We are taking 9 digits
// so that we can get up to 999 MHz. But the protocol doesn't care about the
// LSD (1's place), so we ignore that digit.
uint8_t digits[9];
getDecimalDigits(freq,digits,9);
// Start from the LSB and get each nibble
cmd[3] = setLowNibble(cmd[3],digits[1]);
cmd[3] = setHighNibble(cmd[3],digits[2]);
cmd[2] = setLowNibble(cmd[2],digits[3]);
cmd[2] = setHighNibble(cmd[2],digits[4]);
cmd[1] = setLowNibble(cmd[1],digits[5]);
cmd[1] = setHighNibble(cmd[1],digits[6]);
cmd[0] = setLowNibble(cmd[0],digits[7]);
cmd[0] = setHighNibble(cmd[0],digits[8]);
}
// This function takes a frquency that is encoded using 4 uint8_ts of BCD
// representation and turns it into an long measured in Hz.
//
// [12][34][56][78] = 123.45678? Mhz
//
unsigned long readFreq(uint8_t* cmd) {
// Pull off each of the digits
unsigned long ret = 0;
for(uint8_t i = 0; i < 4; ++i){
const uint8_t d1 = getHighNibble(cmd[i]);
const uint8_t d0 = getLowNibble(cmd[i]);
ret *= 100;
ret += 10*d1 + d0;
}
return ret*10;
}
//void ReadEEPRom_FT817(uint8_t fromType)
void catReadEEPRom(void)
{
//for remove warnings
uint8_t temp0 = cat[P1];
uint8_t temp1 = cat[P2];
cat[P1] = 0;
cat[P2] = 0;
//for remove warnings[1] = 0;
switch (temp1)
{
case 0x45 : //
if (temp0 == 0x03)
{
cat[P1] = 0x00;
cat[P2] = 0xD0;
}
break;
case 0x47 : //
if (temp0 == 0x03)
{
cat[P1] = 0xDC;
cat[P2] = 0xE0;
}
break;
case 0x55 :
//0 : VFO A/B 0 = VFO-A, 1 = VFO-B
//1 : MTQMB Select 0 = (Not MTQMB), 1 = MTQMB ("Memory Tune Quick Memory Bank")
//2 : QMB Select 0 = (Not QMB), 1 = QMB ("Quick Memory Bank")
//3 :
//4 : Home Select 0 = (Not HOME), 1 = HOME memory
//5 : Memory/MTUNE select 0 = Memory, 1 = MTUNE
//6 :
//7 : MEM/VFO Select 0 = Memory, 1 = VFO (A or B - see bit 0)
cat[P1] = 0x80 + ((VFO_B == globalSettings.activeVfo) ? 1 : 0);
cat[P2] = 0x00;
break;
case 0x57 : //
//0 : 1-0 AGC Mode 00 = Auto, 01 = Fast, 10 = Slow, 11 = Off
//2 DSP On/Off 0 = Off, 1 = On (Display format)
//4 PBT On/Off 0 = Off, 1 = On (Passband Tuning)
//5 NB On/Off 0 = Off, 1 = On (Noise Blanker)
//6 Lock On/Off 0 = Off, 1 = On (Dial Lock)
//7 FST (Fast Tuning) On/Off 0 = Off, 1 = On (Fast tuning)
cat[P1] = 0xC0;
cat[P2] = 0x40;
break;
case 0x59 : // band select VFO A Band Select 0000 = 160 M, 0001 = 75 M, 0010 = 40 M, 0011 = 30 M, 0100 = 20 M, 0101 = 17 M, 0110 = 15 M, 0111 = 12 M, 1000 = 10 M, 1001 = 6 M, 1010 = FM BCB, 1011 = Air, 1100 = 2 M, 1101 = UHF, 1110 = (Phantom)
//http://www.ka7oei.com/ft817_memmap.html
//CAT_BUFF[0] = 0xC2;
//CAT_BUFF[1] = 0x82;
break;
case 0x5C : //Beep Volume (0-100) (#13)
cat[P1] = 0xB2;
cat[P2] = 0x42;
break;
case 0x5E :
//3-0 : CW Pitch (300-1000 Hz) (#20) From 0 to E (HEX) with 0 = 300 Hz and each step representing 50 Hz
//5-4 : Lock Mode (#32) 00 = Dial, 01 = Freq, 10 = Panel
//7-6 : Op Filter (#38) 00 = Off, 01 = SSB, 10 = CW
//CAT_BUFF[0] = 0x08;
cat[P1] = (globalSettings.cwSideToneFreq - 300)/50;
cat[P2] = 0x25;
break;
case 0x61 : //globalSettings.cwSideToneFreq (Volume) (#44)
cat[P1] = globalSettings.cwSideToneFreq % 50;
cat[P2] = 0x08;
break;
case 0x5F : //
//4-0 CW Weight (1.:2.5-1:4.5) (#22) From 0 to 14 (HEX) with 0 = 1:2.5, incrementing in 0.1 weight steps
//5 420 ARS (#2) 0 = Off, 1 = On
//6 144 ARS (#1) 0 = Off, 1 = On
//7 Sql/RF-G (#45) 0 = Off, 1 = On
cat[P1] = 0x32;
cat[P2] = 0x08;
break;
case 0x60 : //CW Delay (10-2500 ms) (#17) From 1 to 250 (decimal) with each step representing 10 ms
cat[P1] = globalSettings.cwActiveTimeoutMs / 10;
cat[P2] = 0x32;
break;
case 0x62 : //
//5-0 CW Speed (4-60 WPM) (#21) From 0 to 38 (HEX) with 0 = 4 WPM and 38 = 60 WPM (1 WPM steps)
//7-6 Batt-Chg (6/8/10 Hours (#11) 00 = 6 Hours, 01 = 8 Hours, 10 = 10 Hours
//CAT_BUFF[0] = 0x08;
cat[P1] = 1200 / globalSettings.cwDitDurationMs - 4;
cat[P2] = 0xB2;
break;
case 0x63 : //
//6-0 VOX Gain (#51) Contains 1-100 (decimal) as displayed
//7 Disable AM/FM Dial (#4) 0 = Enable, 1 = Disable
cat[P1] = 0xB2;
cat[P2] = 0xA5;
break;
case 0x64 : //
break;
case 0x67 : //6-0 SSB Mic (#46) Contains 0-100 (decimal) as displayed
cat[P1] = 0xB2;
cat[P2] = 0xB2;
break;
case 0x69 : //FM Mic (#29) Contains 0-100 (decimal) as displayed
case 0x78 :
if (VfoMode_e::VFO_MODE_USB == GetActiveVfoMode())
cat[P1] = CAT_MODE_USB << 5;
else
cat[P1] = CAT_MODE_LSB << 5;
break;
case 0x79 : //
//1-0 TX Power (All bands) 00 = High, 01 = L3, 10 = L2, 11 = L1
//3 PRI On/Off 0 = Off, 1 = On
//DW On/Off 0 = Off, 1 = On
//SCN (Scan) Mode 00 = No scan, 10 = Scan up, 11 = Scan down
//ART On/Off 0 = Off, 1 = On
cat[P1] = 0x00;
cat[P2] = 0x00;
break;
case 0x7A : //SPLIT
//7A 0 HF Antenna Select 0 = Front, 1 = Rear
//7A 1 6 M Antenna Select 0 = Front, 1 = Rear
//7A 2 FM BCB Antenna Select 0 = Front, 1 = Rear
//7A 3 Air Antenna Select 0 = Front, 1 = Rear
//7A 4 2 M Antenna Select 0 = Front, 1 = Rear
//7A 5 UHF Antenna Select 0 = Front, 1 = Rear
//7A 6 ? ?
//7A 7 SPL On/Off 0 = Off, 1 = On
cat[P1] = (globalSettings.splitOn ? 0xFF : 0x7F);
break;
case 0xB3 : //
cat[P1] = 0x00;
cat[P2] = 0x4D;
break;
}
// sent the data
Serial.write(cat, 2);
}
void processCATCommand2(uint8_t* cmd) {
uint8_t response[5];
unsigned long f;
switch(cmd[4]){
/* case 0x00:
response[0]=0;
Serial.write(response, 1);
break;
*/
case 0x01:
//set frequency
f = readFreq(cmd);
setFrequency(f);
updateDisplay();
response[0]=0;
Serial.write(response, 1);
//sprintf(b, "set:%ld", f);
//printLine2(b);
break;
case 0x02:
//split on
globalSettings.splitOn = 1;
break;
case 0x82:
//split off
globalSettings.splitOn = 0;
break;
case 0x03:
writeFreq(GetActiveVfoFreq(),response); // Put the frequency into the buffer
if (VfoMode_e::VFO_MODE_USB == GetActiveVfoMode())
response[4] = 0x01; //USB
else
response[4] = 0x00; //LSB
Serial.write(response,5);
//printLine2("cat:getfreq");
break;
case 0x07: // set mode
if (cmd[0] == 0x00 || cmd[0] == 0x03)
SetActiveVfoMode(VfoMode_e::VFO_MODE_LSB);
else
SetActiveVfoMode(VfoMode_e::VFO_MODE_USB);
response[0] = 0x00;
Serial.write(response, 1);
setFrequency(GetActiveVfoFreq());
//printLine2("cat: mode changed");
//updateDisplay();
break;
case 0x08: // PTT On
if (!globalSettings.txActive) {
response[0] = 0;
globalSettings.txCatActive = true;
startTx(TuningMode_e::TUNE_SSB);
updateDisplay();
} else {
response[0] = 0xf0;
}
Serial.write(response,1);
updateDisplay();
break;
case 0x88 : //PTT OFF
if (globalSettings.txActive) {
stopTx();
globalSettings.txCatActive = false;
}
response[0] = 0;
Serial.write(response,1);
updateDisplay();
break;
case 0x81:
//toggle the VFOs
response[0] = 0;
if (Vfo_e::VFO_A == globalSettings.activeVfo){
globalSettings.activeVfo = Vfo_e::VFO_B;
}
else{
globalSettings.activeVfo = Vfo_e::VFO_A;
}
Serial.write(response,1);
updateDisplay();
break;
case 0xBB: //Read FT-817 EEPROM Data (for comfirtable)
catReadEEPRom();
break;
case 0xe7 :
// get receiver status, we have hardcoded this as
//as we dont' support ctcss, etc.
response[0] = 0x09;
Serial.write(response,1);
break;
case 0xf7:
{
boolean isHighSWR = false;
boolean issplitOn = false;
/*
Inverted -> *ptt = ((p->tx_status & 0x80) == 0); <-- souce code in ft817.c (hamlib)
*/
response[0] = ((globalSettings.txActive ? 0 : 1) << 7) +
((isHighSWR ? 1 : 0) << 6) + //hi swr off / on
((issplitOn ? 1 : 0) << 5) + //Split on / off
(0 << 4) + //dummy data
0x08; //P0 meter data
Serial.write(response, 1);
}
break;
default:
//somehow, get this to print the four uint8_ts
ultoa(*((unsigned long *)cmd), c, 16);
response[0] = 0x00;
Serial.write(response[0]);
}
insideCat = false;
}
int catCount = 0;
void checkCAT(){
uint8_t i;
//Check Serial Port Buffer
if (Serial.available() == 0) { //Set Buffer Clear status
rxBufferCheckCount = 0;
return;
}
else if (Serial.available() < 5) { //First Arrived
if (rxBufferCheckCount == 0){
rxBufferCheckCount = Serial.available();
rxBufferArriveTime = millis() + CAT_RECEIVE_TIMEOUT; //Set time for timeout
}
else if (rxBufferArriveTime < millis()){ //Clear Buffer
for (i = 0; i < Serial.available(); i++)
rxBufferCheckCount = Serial.read();
rxBufferCheckCount = 0;
}
else if (rxBufferCheckCount < Serial.available()){ // Increase buffer count, slow arrive
rxBufferCheckCount = Serial.available();
rxBufferArriveTime = millis() + CAT_RECEIVE_TIMEOUT; //Set time for timeout
}
return;
}
//Arived CAT DATA
for (i = 0; i < 5; i++)
cat[i] = Serial.read();
//this code is not re-entrant.
if (insideCat == 1)
return;
insideCat = 1;
/**
* This routine is enabled to debug the cat protocol
**/
catCount++;
/*
if (cat[CMD] != 0xf7 && cat[CMD] != 0xbb && cat[CMD] != 0x03){
sprintf(b, "%d %02x %02x%02x%02x%02x", catCount, cat[CMD],cat[P1], cat[P2], cat[P3], cat[P4]);
printLine2(b);
}
*/
/*
if (!doingCAT){
doingCAT = 1;
displayText("CAT on", 100,120,100,40, ILI9341_ORANGE, ILI9341_BLACK, ILI9341_WHITE);
}
*/
processCATCommand2(cat);
insideCat = 0;
}