chriswin/lilygo-sensor-clock
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Use df robot sensor instead

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chriswin
2025-10-18 19:43:07 +02:00
parent 32e05989f5
commit 7ac46819ba
1 changed files with 53 additions and 59 deletions
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112
lilygo-sensor-clock.ino
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@@ -9,6 +9,11 @@
#include <XPowersLib.h> #include <XPowersLib.h>
#include <HTTPClient.h> #include <HTTPClient.h>
#include "freertos/semphr.h" #include "freertos/semphr.h"
#include "DFRobot_mmWave_Radar.h"
#include <HardwareSerial.h>
#include "Thread.h"
#include "ThreadController.h"
// Serial // Serial
#define BAUD 115200 #define BAUD 115200
@@ -18,25 +23,20 @@
#define TX2_PIN TOUCH_IICSDA #define TX2_PIN TOUCH_IICSDA
// Sensor configuration // Sensor configuration
#define COMMAND "FDFCFBFA0800120000000200000004030203" //Normal mode command, see documentation waveshare sensor #define PRESENCE_DISTANCE 2 // in m
#define PRESENCE_DISTANCE 200 // in cm
#define DELAY_STATUS_CHECK 1000 // delay (in ms) between two checks of the presence #define DELAY_STATUS_CHECK 1000 // delay (in ms) between two checks of the presence
#define SLEEP_DELAY 30000 // delay (in ms) until sleep mode #define SLEEP_DELAY 30000 // delay (in ms) until sleep mode
#define POWER_DELAY 100000 // delay (in ms) until turning off the screen #define POWER_DELAY 100000 // delay (in ms) until turning off the screen
byte configCommand[] = { HardwareSerial mySerial(1);
0xFD, 0xFC, 0xFB, 0xFA, 0x08, 0x00, 0x12, 0x00, DFRobot_mmWave_Radar sensor(&mySerial);
0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x04, 0x03,
0x02, 0x03
};
SemaphoreHandle_t xSemaphore = NULL; SemaphoreHandle_t xSemaphore = NULL;
PowersSY6970 PMU; PowersSY6970 PMU;
// Sensor variables // Sensor variables
uint16_t state = 1; // 0 = presence detected, 1 = no presence detected for the past SLEEP_DELAY ms, 2 = no presence detected for the past POWER_DELAY ms uint16_t state = 1; // 0 = presence detected, 1 = no presence detected for the past SLEEP_DELAY ms, 2 = no presence detected for the past POWER_DELAY ms
unsigned long lastMotionCheckTime = millis(); unsigned long lastMotionDetected = 0; // time when the last motion was detected
unsigned long lastMotionDetected = 0;
// Time variables // Time variables
static uint32_t last_tick; static uint32_t last_tick;
@@ -52,6 +52,10 @@ static lv_color_t *buf1;
static String BASE_URL_HA = "http://192.168.1.2:8123/api/services"; static String BASE_URL_HA = "http://192.168.1.2:8123/api/services";
static String HA_TOKEN = "abc"; static String HA_TOKEN = "abc";
ThreadController controller;
Thread thread1 = Thread();
Thread thread2 = Thread();
void setup() { void setup() {
xSemaphore = xSemaphoreCreateBinary(); xSemaphore = xSemaphoreCreateBinary();
xSemaphoreGive(xSemaphore); xSemaphoreGive(xSemaphore);
@@ -60,10 +64,12 @@ void setup() {
initializeWifi(); initializeWifi();
initializeTime(); initializeTime();
initializeUI(); initializeUI();
initializeThreading();
} }
void loop() { void loop() {
delay(1); controller.run();
if (transfer_num <= 0 && lcd_PushColors_len <= 0) if (transfer_num <= 0 && lcd_PushColors_len <= 0)
lv_timer_handler(); lv_timer_handler();
@@ -74,9 +80,6 @@ void loop() {
static int flag_bl = 0; static int flag_bl = 0;
static unsigned long cnt = 0; static unsigned long cnt = 0;
printLocalTime();
readAndProcessSensorLines();
cnt++; cnt++;
if (cnt >= 100) { if (cnt >= 100) {
if (flag_bl == 0) { if (flag_bl == 0) {
@@ -110,12 +113,12 @@ void initSerial() {
digitalWrite(TOUCH_RES, HIGH); digitalWrite(TOUCH_RES, HIGH);
delay(2); delay(2);
// Start Serial2 for the HMMD Sensor // Start HMMD Sensor
Serial2.begin(BAUD, SERIAL_8N1, RX2_PIN, TX2_PIN); mySerial.begin(BAUD, SERIAL_8N1, RX2_PIN, TX2_PIN); //RX,TX
Serial.println("Serial2 Initialized on RX:" + String(RX2_PIN) + ", TX:" + String(TX2_PIN)); Serial.println("Sensor Initialized on RX:" + String(RX2_PIN) + ", TX:" + String(TX2_PIN));
Serial.println("Sending configuration to the sensor"); sensor.factoryReset(); //Restore to the factory settings
delay(2000); sensor.DetRangeCfg(0, PRESENCE_DISTANCE); //The detection range is as far as 9m
Serial2.write(configCommand, sizeof(configCommand)); sensor.OutputLatency(0, 0);
} }
void initializeWifi() { void initializeWifi() {
@@ -188,6 +191,17 @@ void initializeUI() {
Serial.println("UI initialized"); Serial.println("UI initialized");
} }
void initializeThreading() {
thread1.onRun(printLocalTime);
thread1.setInterval(100);
thread2.onRun(readAndProcessSensorLines);
thread2.setInterval(1000);
controller.add(&thread1);
controller.add(&thread2);
}
void printLocalTime() { void printLocalTime() {
if (millis() - last_tick > 100) { if (millis() - last_tick > 100) {
struct tm timeInfo; struct tm timeInfo;
@@ -203,49 +217,29 @@ void printLocalTime() {
} }
void readAndProcessSensorLines() { void readAndProcessSensorLines() {
if (millis() - lastMotionCheckTime >= DELAY_STATUS_CHECK) { int currentStatus = sensor.readPresenceDetection();
lastMotionCheckTime = millis();
// Check if data is available on Serial2
while (Serial2.available() > 0) {
// Read a line of text until a newline character (\n) is received
// The timeout helps prevent blocking forever if a line ending is missed
String line = Serial2.readStringUntil('\n');
// Clean up the line: remove potential carriage return (\r) and leading/trailing whitespace if (currentStatus == 1) {
line.trim(); lastMotionDetected = millis();
}
// Check if the line contains the "Range" information //Serial.printf("Sensor: %d\n", currentStatus);
if (line.startsWith("Range ")) {
// Extract the substring after "Range "
String distanceStr = line.substring(6);
int distance = distanceStr.toInt();
bool currentStatus = distance <= PRESENCE_DISTANCE;
if (currentStatus) { if (currentStatus == 1 && state != 0) {
lastMotionDetected = millis(); state = 0;
} Serial.println("Motion detected, turning screen on.");
lv_msg_send(MSG_NEW_VOLT, "0");
//Serial.print("Radar: "); //restApiAction(0);
//Serial.println(distance); } else if (currentStatus == 0 && state == 1 && (millis() - lastMotionDetected >= POWER_DELAY)) {
state = 2;
if (currentStatus && state != 0) { Serial.printf("No motion detected for %d ms, turning screen off.\n", POWER_DELAY);
state = 0; lv_msg_send(MSG_NEW_VOLT, "2");
Serial.println("Motion detected, turning screen on."); //restApiAction(2);
lv_msg_send(MSG_NEW_VOLT, "0"); } else if (currentStatus == 0 && state == 0 && (millis() - lastMotionDetected >= SLEEP_DELAY)) {
//restApiAction(0); state = 1;
} else if (!currentStatus && state == 1 && (millis() - lastMotionDetected >= POWER_DELAY)) { Serial.printf("No motion detected for %d ms, turning screen screensaver on.\n", SLEEP_DELAY);
state = 2; lv_msg_send(MSG_NEW_VOLT, "1");
Serial.printf("No motion detected for %d ms, turning screen off.\n", POWER_DELAY); //restApiAction(1);
lv_msg_send(MSG_NEW_VOLT, "2");
//restApiAction(2);
} else if (!currentStatus && state == 0 && (millis() - lastMotionDetected >= SLEEP_DELAY)) {
state = 1;
Serial.printf("No motion detected for %d ms, turning screen screensaver on.\n", SLEEP_DELAY);
lv_msg_send(MSG_NEW_VOLT, "1");
//restApiAction(1);
}
}
}
} }
} }