travisshears/balcony_weather_station
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get pm measurment working

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This commit is contained in:
Travis Shears 2025-12-25 16:45:27 +01:00
parent eac8412475
commit e0a5fef8fc
Signed by: travisshears
GPG key ID: CB9BF1910F3F7469
2 changed files with 63 additions and 46 deletions
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2
event_proxy/main.go
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@ -86,7 +86,7 @@ type Message1DTO struct {
type Message2DTO struct {
PM1 float32 `json:"pm1"`
PM25 float32 `json:"pm25"`
PM25 float32 `json:"pm2_5"`
PM10 float32 `json:"pm10"`
}

107
node1.c
View file

@ -15,9 +15,9 @@
#include <hardware/watchdog.h>
// 5 sec loop is for testing
// #define LOOP_INTERVAL_MS 5000
#define LOOP_INTERVAL_MS 5000
// #define LOOP_INTERVAL_MS 10000
#define LOOP_INTERVAL_MS 30000
// #define LOOP_INTERVAL_MS 30000
/**
* Balcony Weather Station Node 1
@ -58,8 +58,8 @@ static bool cb_24h(__unused struct repeating_timer *t) {
static tcp_client_config tcp_config;
static bool wifi_connected = false;
// static pms5003_config pms_config;
// static pms5003_reading current_pms5003_reading;
static pms5003_config pms_config;
static pms5003_reading current_pms5003_reading;
static int8_t readings_index = 0;
static bme280_config bem_config;
@ -91,60 +91,77 @@ bool wifi_init(void) {
static bool cb_30(__unused struct repeating_timer *t) {
comms_led_blink();
printf("cb_30: %d\n", readings_index);
// if (readings_index >= 10) {
// printf("Preparing data to send\n");
// readings_index = 0;
// Calculate average BME280 reading
// printf("Tempature: %.2f\n", current_bem280_reading.temperature);
// printf("Pressure: %.2f\n", current_bem280_reading.pressure);
// printf("Humidity: %.2f\n", current_bem280_reading.humidity);
// printf("PM1: %.2f\n", current_pms5003_reading.pm1);
// printf("PM2.5: %.2f\n", current_pms5003_reading.pm2_5);
// printf("PM10: %.2f\n", current_pms5003_reading.pm10);
// Send to backend server if WiFi is connected
// Read BME280
printf("Making BME280 Reading\n");
current_bem280_reading = bme280_read(&bem_config);
// if (readings_index == 2) {
// printf("Warming up PMSS5003\n");
// pms5003_warmup(&pms_config);
// }
if (readings_index == 2) {
printf("Warming up PMSS5003\n");
pms5003_warmup(&pms_config);
}
// if (readings_index == 4) {
// printf("Starting reads on PMSS5003\n");
// pms5003_start_reading(&pms_config);
// }
if (readings_index == 4) {
printf("Starting reads on PMSS5003\n");
pms5003_start_reading(&pms_config);
}
// if (readings_index == 6) {
// printf("Finished reading PMSS5003\n");
// current_pms5003_reading = pms5003_finish_reading(&pms_config);
// }
if (readings_index == 6) {
printf("Finished reading PMSS5003\n");
current_pms5003_reading = pms5003_finish_reading(&pms_config);
// TODO: send data to backend server if WiFi is connected
// printf("PM1: %.2f\n", current_pms5003_reading.pm1);
// printf("PM2.5: %.2f\n", current_pms5003_reading.pm2_5);
// printf("PM10: %.2f\n", current_pms5003_reading.pm10);
}
readings_index++;
if (wifi_connected) {
char msg[256];
snprintf(msg, sizeof(msg),
"M001,%.2f,%.2f,%2f\n",
current_bem280_reading.temperature,
current_bem280_reading.pressure,
current_bem280_reading.humidity);
printf("Sending data to backend server...\n");
printf("MSG: %s", msg);
bool success = tcp_client_send_message(&tcp_config, msg);
if (success) {
printf("✓ Data sent successfully\n");
comms_led_blink();
} else {
printf("✗ Failed to send data\n");
}
if (readings_index >= 10) {
readings_index = 0;
}
if (!wifi_connected) {
printf("WiFi not connected, skipping send\n");
return true;
}
char msg[256];
snprintf(msg, sizeof(msg),
"M001,%.2f,%.2f,%2f\n",
current_bem280_reading.temperature,
current_bem280_reading.pressure,
current_bem280_reading.humidity);
printf("Sending temperature, pressure, and humidity to backend server...\n");
printf("MSG: %s", msg);
bool success = tcp_client_send_message(&tcp_config, msg);
if (success) {
printf("✓ Data sent successfully\n");
comms_led_blink();
} else {
printf("WiFi not connected, skipping send\n");
printf("✗ Failed to send data\n");
return false;
}
// send PM readings
if (readings_index == 6) {
snprintf(msg, sizeof(msg),
"M02,%.2f,%.2f,%2f\n",
current_pms5003_reading.pm1,
current_pms5003_reading.pm2_5,
current_pms5003_reading.pm10);
printf("Sending particulate matter readings to backend server...\n");
printf("MSG: %s", msg);
bool success = tcp_client_send_message(&tcp_config, msg);
if (success) {
printf("✓ Data sent successfully\n");
comms_led_blink();
} else {
printf("✗ Failed to send data\n");
return false;
}
}
return true;