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@pu2clr
pu2clr committed Jan 23, 2024
1 parent 00cc7d5 commit cbcf277
Showing 1 changed file with 79 additions and 93 deletions.
172 changes: 79 additions & 93 deletions examples/RDA5807_02_TFT_display/RDA5807_02_TFT_display.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -39,8 +39,8 @@

#include <RDA5807.h>

#include <Adafruit_GFX.h> // Core graphics library
#include <Adafruit_ST7735.h> // Hardware-specific library for ST7735
#include <Adafruit_GFX.h> // Core graphics library
#include <Adafruit_ST7735.h> // Hardware-specific library for ST7735
#include "Serif_plain_7.h"
#include "Serif_plain_14.h"
#include "DSEG7_Classic_Mini_Regular_30.h"
Expand All @@ -51,10 +51,10 @@
// TFT MICROYUM or ILI9225 based device pin setup
#define TFT_RST 8
#define TFT_DC 9
#define TFT_CS 10 // SS
#define TFT_SDI 11 // MOSI
#define TFT_CLK 13 // SCK
#define TFT_LED 0 // 0 if wired to +3.3V directly
#define TFT_CS 10 // SS
#define TFT_SDI 11 // MOSI
#define TFT_CLK 13 // SCK
#define TFT_LED 0 // 0 if wired to +3.3V directly
#define TFT_BRIGHTNESS 200

#define COLOR_BLACK 0x0000
Expand All @@ -64,7 +64,7 @@
#define COLOR_BLUE 0x001F

#define RESET_PIN 14
#define SDA_PIN A4 // SDA pin used by your Arduino Board
#define SDA_PIN A4 // SDA pin used by your Arduino Board

// Enconder PINs
#define ENCODER_PIN_A 2
Expand All @@ -77,8 +77,8 @@
#define SWITCH_RDS 7 // SDR ON or OFF
#define SEEK_FUNCTION 14 // Pin A0 / D14

#define POLLING_TIME 2000
#define POLLING_RDS 80
#define POLLING_TIME 2000
#define POLLING_RDS 80

char oldFreq[10];
char oldStereo[10];
Expand All @@ -89,7 +89,7 @@ char oldRdsMsg[65];
bool bSt = true;
bool bRds = true;
bool bShow = false;
uint8_t seekDirection = 1; // 0 = Down; 1 = Up. This value is set by the last encoder direction.
uint8_t seekDirection = 1; // 0 = Down; 1 = Up. This value is set by the last encoder direction.

long pollin_elapsed = millis();

Expand All @@ -111,8 +111,7 @@ RDA5807 rx;
Reads encoder via interrupt
Use Rotary.h and Rotary.cpp implementation to process encoder via interrupt
*/
void rotaryEncoder()
{ // rotary encoder events
void rotaryEncoder() { // rotary encoder events
uint8_t encoderStatus = encoder.process();
if (encoderStatus)
encoderCount = (encoderStatus == DIR_CW) ? 1 : -1;
Expand All @@ -121,8 +120,7 @@ void rotaryEncoder()
/*
Shows the static content on display
*/
void showTemplate()
{
void showTemplate() {

int maxX1 = tft.width() - 2;
int maxY1 = tft.height() - 5;
Expand All @@ -138,8 +136,7 @@ void showTemplate()
Prevents blinking during the frequency display.
Erases the old digits if it has changed and print the new digit values.
*/
void printValue(int col, int line, char *oldValue, char *newValue, uint8_t space, uint16_t color)
{
void printValue(int col, int line, char *oldValue, char *newValue, uint8_t space, uint16_t color) {
int c = col;
char *pOld;
char *pNew;
Expand All @@ -148,10 +145,8 @@ void printValue(int col, int line, char *oldValue, char *newValue, uint8_t space
pNew = newValue;

// prints just changed digits
while (*pOld && *pNew)
{
if (*pOld != *pNew)
{
while (*pOld && *pNew) {
if (*pOld != *pNew) {
// Erases olde value
tft.setTextColor(COLOR_BLACK);
tft.setCursor(c, line);
Expand All @@ -168,8 +163,7 @@ void printValue(int col, int line, char *oldValue, char *newValue, uint8_t space

// Is there anything else to erase?
tft.setTextColor(COLOR_BLACK);
while (*pOld)
{
while (*pOld) {
tft.setCursor(c, line);
tft.print(*pOld);
pOld++;
Expand All @@ -178,8 +172,7 @@ void printValue(int col, int line, char *oldValue, char *newValue, uint8_t space

// Is there anything else to print?
tft.setTextColor(color);
while (*pNew)
{
while (*pNew) {
tft.setCursor(c, line);
tft.print(*pNew);
pNew++;
Expand All @@ -193,8 +186,7 @@ void printValue(int col, int line, char *oldValue, char *newValue, uint8_t space
/*
Shows frequency information on Display
*/
void showFrequency()
{
void showFrequency() {
char freq[10];
char tmp[10];

Expand All @@ -220,9 +212,8 @@ void showFrequency()
/*
Show some basic information on display
*/
void showStatus()
{
oldFreq[0] = oldStereo[0] = oldRdsStatus[0] = oldRdsMsg[0] = 0;
void showStatus() {
oldFreq[0] = oldStereo[0] = oldRdsStatus[0] = oldRdsMsg[0] = 0;

showFrequency();
showStereoMono();
Expand All @@ -232,8 +223,7 @@ void showStatus()
/* *******************************
Shows RSSI status
*/
void showRSSI()
{
void showRSSI() {
char rssi[10];
sprintf(rssi, "%i dBuV", rx.getRssi());
tft.setFont(&Serif_plain_14);
Expand All @@ -249,84 +239,87 @@ void showStereoMono() {
printValue(125, 55, oldStereo, stereo, 15, COLOR_WHITE);
}



/*********************************************************
RDS
*********************************************************/
char *rdsMsg;
char *programInfo;
char *stationName;
char *rdsTime;
char bufferStatioName[16];
char bufferRdsMsg[40];
char bufferRdsTime[20];
long stationNameElapsed = millis();
long polling_rds = millis();
long clear_fifo = millis();

void showRDSMsg()
{
long delayStationName = millis();
long delayProgramInfo = millis();
long delayTime = millis();
uint8_t idxProgramInfo = 0;


void showProgramInfo() {

char txtAux[23];
if (programInfo == NULL || (strlen(programInfo) < 2) || (millis() - delayProgramInfo) < 1000) return;
programInfo[61] = '\0';
strncpy(txtAux, &programInfo[idxProgramInfo], 22);
txtAux[22] = bufferRdsMsg[22] = '\0';
idxProgramInfo += 3;
if (idxProgramInfo > 60) idxProgramInfo = 0;
tft.setFont(&Serif_plain_7);
rdsMsg[22] = bufferRdsMsg[22] = '\0'; // Truncate the message to fit on display. You can try scrolling
if (strcmp(bufferRdsMsg, rdsMsg) == 0)
return;
printValue(5, 90, bufferRdsMsg, rdsMsg, 7, COLOR_YELLOW);
delay(250);
printValue(5, 90, bufferRdsMsg, txtAux, 7, COLOR_YELLOW);

delayProgramInfo = millis();
}

/**
TODO: process RDS Dynamic PS or Scrolling PS
*/
void showRDSStation()
{
void showRDSStation() {

if (stationName == NULL || strlen(stationName) < 2 || (millis() - delayStationName) < 6000) return;

tft.setFont(&Serif_plain_7);
if (strncmp(bufferStatioName, stationName, 3) == 0)
return;
printValue(5, 110, bufferStatioName, stationName, 7, COLOR_YELLOW);
delayStationName = millis();
}

void showRDSTime()
{
void showRDSTime() {
if (rdsTime == NULL || (millis() - delayTime) < 60000) return;
tft.setFont(&Serif_plain_7);
if (strcmp(bufferRdsTime, rdsTime) == 0)
return;
printValue(80, 110, bufferRdsTime, rdsTime, 6, COLOR_RED);
delay(100);
delayTime = millis();
}


void clearRds() {
tft.fillRect(4, 79, 150, 40, COLOR_BLACK);
bShow = false;
programInfo = NULL;
stationName = NULL;
rdsTime = NULL;
rx.clearRdsBuffer();
}

void checkRDS()
{
// check if RDS currently synchronized; the information are A, B, C and D blocks; and no errors
if ( rx.hasRdsInfo() ) {
rdsMsg = rx.getRdsProgramInformation();
stationName = rx.getRdsStationName();
rdsTime = rx.getRdsTime();
if (rdsMsg != NULL)
showRDSMsg();

if ((millis() - stationNameElapsed) > 1000)
{
if (stationName != NULL)
showRDSStation();
stationNameElapsed = millis();
}
void checkRDS() {

if (rdsTime != NULL)
if (rx.getRdsReady()) {
if (rx.hasRdsInfo()) {
programInfo = rx.getRdsProgramInformation();
stationName = rx.getRdsStationName();
rdsTime = rx.getRdsLocalTime(); // Gets the Local Time. Check the getRdsTime documentation for more details. Some stations do not broadcast the right time.
showProgramInfo();
showRDSStation();
showRDSTime();
}

if ( (millis() - clear_fifo) > 60000 ) {
rx.clearRdsFifo();
rx.clearRdsBuffer();
clear_fifo = millis();

}
}
}


void showRds() {
char rdsStatus[10];

Expand All @@ -341,8 +334,7 @@ void showRds() {
*********************************************************/

void showSplash()
{
void showSplash() {
// Splash
tft.setFont(&Serif_plain_14);
tft.setTextSize(1);
Expand All @@ -360,8 +352,7 @@ void showSplash()
delay(4000);
}

void setup()
{
void setup() {
Serial.begin(9600);
pinMode(ENCODER_PIN_A, INPUT_PULLUP);
pinMode(ENCODER_PIN_B, INPUT_PULLUP);
Expand All @@ -387,20 +378,20 @@ void setup()

rx.setup();
rx.setVolume(6);
rx.setMono(false); // Force stereo
rx.setMono(false); // Force stereo
// rx.setRBDS(true); // set RDS and RBDS. See setRDS.
rx.setRDS(true);
rx.setRdsFifo(true);

rx.setFrequency(10650); // It is the frequency you want to select in MHz multiplied by 100.
rx.setSeekThreshold(50); // Sets RSSI Seek Threshold (0 to 127)
rx.setFrequency(8990); // It is the frequency you want to select in MHz multiplied by 100.
rx.setSeekThreshold(50); // Sets RSSI Seek Threshold (0 to 127)
showStatus();
}


void doStereo() {
rx.setMono((bSt = !bSt));
bShow = true;
bShow = true;
showStereoMono();
delay(100);
}
Expand All @@ -417,21 +408,18 @@ void doRds() {
void doSeek() {
rx.seek(RDA_SEEK_WRAP, seekDirection, showFrequency); // showFrequency will be called by the seek function during the process.
delay(200);
bShow = true;
bShow = true;
showFrequency();
}

void loop()
{
void loop() {

// Check if the encoder has moved.
if (encoderCount != 0)
{
if (encoderCount != 0) {
if (encoderCount == 1) {
rx.setFrequencyUp();
seekDirection = RDA_SEEK_UP;
}
else {
} else {
rx.setFrequencyDown();
seekDirection = RDA_SEEK_DOWN;
}
Expand All @@ -451,18 +439,16 @@ void loop()
else if (digitalRead(SEEK_FUNCTION) == LOW)
doSeek();

if ( (millis() - pollin_elapsed) > POLLING_TIME ) {
if ((millis() - pollin_elapsed) > POLLING_TIME) {
showRSSI();
showStereoMono();
if ( bShow ) clearRds();
if (bShow) clearRds();
pollin_elapsed = millis();
}

if ( (millis() - polling_rds) > POLLING_RDS) {
if ( bRds ) {
showRds();
}
polling_rds = millis();

if (bRds) {
showRds();
}

delay(5);
Expand Down

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