travisshears/balcony_weather_station
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format and try to get tcp working

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", WIFI_SSID);
", WIFI_SSID);
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This commit is contained in:
Travis Shears 2025-12-26 16:27:58 +01:00
parent e0a5fef8fc
commit e2140561eb
Signed by: travisshears
GPG key ID: CB9BF1910F3F7469
2 changed files with 232 additions and 251 deletions
Download patch file Download diff file Expand all files Collapse all files

121
node1.c
View file

@ -1,23 +1,23 @@
#include "bme280.h"
#include "pico/cyw43_arch.h"
#include "pico/stdlib.h"
#include "pms5003.h"
#include "pico/cyw43_arch.h"
#include "tcp_client.h"
#include <hardware/gpio.h>
#include <hardware/i2c.h>
#include <hardware/uart.h>
#include <hardware/watchdog.h>
#include <pico/time.h>
#include <pico/types.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#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
@ -41,22 +41,23 @@ void comms_led_blink() {
gpio_put(16, comms_led_state);
}
void comms_led_update() {
if (time_reached(comms_led_off_time)) {
comms_led_state = false;
gpio_put(16, comms_led_state);
}
if (time_reached(comms_led_off_time)) {
comms_led_state = false;
gpio_put(16, comms_led_state);
}
}
// Callback to reset the Pico after 24 hours
static bool cb_24h(__unused struct repeating_timer *t) {
printf("Restarting Pico after 24 hours...\n");
watchdog_enable(1, 1); // 1 ms timeout, reset on next loop
while (1) { tight_loop_contents(); } // Wait for reset
return false; // Not reached
printf("Restarting Pico after 24 hours...\n");
watchdog_enable(1, 1); // 1 ms timeout, reset on next loop
while (1) {
tight_loop_contents();
} // Wait for reset
return false; // Not reached
}
static tcp_client_config tcp_config;
static bool wifi_connected = false;
static pms5003_config pms_config;
static pms5003_reading current_pms5003_reading;
@ -67,22 +68,23 @@ static bme280_reading current_bem280_reading;
// Initialize WiFi connection
bool wifi_init(void) {
if (cyw43_arch_init()) {
printf("Failed to initialize CYW43\n");
return false;
}
printf("Initializing WiFi...\n");
if (cyw43_arch_init()) {
printf("Failed to initialize CYW43\n");
return false;
}
cyw43_arch_enable_sta_mode();
printf("Connecting to WiFi '%s'...\n", WIFI_SSID);
cyw43_arch_enable_sta_mode();
printf("Connecting to WiFi '%s'...\n", WIFI_SSID);
if (cyw43_arch_wifi_connect_timeout_ms(WIFI_SSID, WIFI_PASSWORD,
CYW43_AUTH_WPA2_AES_PSK, 30000)) {
printf("Failed to connect to WiFi\n");
return false;
}
if (cyw43_arch_wifi_connect_timeout_ms(WIFI_SSID, WIFI_PASSWORD,
CYW43_AUTH_WPA2_AES_PSK, 60000)) {
printf("Failed to connect to WiFi\n");
return false;
}
printf("WiFi connected successfully\n");
return true;
printf("WiFi connected successfully\n");
return true;
}
/**
@ -92,13 +94,10 @@ static bool cb_30(__unused struct repeating_timer *t) {
comms_led_blink();
printf("cb_30: %d\n", readings_index);
// 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);
@ -112,10 +111,6 @@ static bool cb_30(__unused struct repeating_timer *t) {
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++;
@ -123,44 +118,35 @@ static bool cb_30(__unused struct repeating_timer *t) {
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);
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();
printf("✓ Data sent successfully\n");
comms_led_blink();
} else {
printf("✗ Failed to send data\n");
return false;
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);
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();
printf("✓ Data sent successfully\n");
comms_led_blink();
} else {
printf("✗ Failed to send data\n");
return false;
printf("✗ Failed to send data\n");
return false;
}
}
@ -170,34 +156,25 @@ static bool cb_30(__unused struct repeating_timer *t) {
int main() {
stdio_init_all();
watchdog_enable(60000, 1);
sleep_ms(2000); // Give time for USB serial
sleep_ms(2000); // Give time for USB serial
// Initialize communication LED
comms_led_init();
// Initialize WiFi
printf("Initializing WiFi...\n");
if (!wifi_init()) {
printf("WiFi initialization failed!\n");
panic("WiFi initialization failed!");
} else {
wifi_connected = true;
// Initialize TCP client
if (!tcp_client_init(&tcp_config, BACKEND_SERVER_IP,
BACKEND_SERVER_PORT, 10000)) {
printf("TCP client initialization failed\n");
panic("TCP client initialization failed!");
wifi_connected = false;
} else {
printf("TCP client ready: %s:%d\n", BACKEND_SERVER_IP, BACKEND_SERVER_PORT);
}
panic("WiFi initialization failed!");
}
if (!tcp_client_init(&tcp_config, BACKEND_SERVER_IP, BACKEND_SERVER_PORT,
20000)) {
panic("TCP client initialization failed!");
}
// Setup BME280
bme280_init(&bem_config, i2c1, 14, 15);
// Setup PMS5003
// pms5003_init(&pms_config, uart1, 20, 21, 18, 19);
pms5003_init(&pms_config, uart1, 20, 21, 18, 19);
struct repeating_timer timer_30;
add_repeating_timer_ms(LOOP_INTERVAL_MS, cb_30, NULL, &timer_30);