init pms5003 lib

pms5003.c

@@ -0,0 +1,33 @@
+#include "pms5003.h"
+#include "hardware/uart.h"
+#include "pico/stdlib.h"
+#include <stdint.h>
+#include <stdio.h>
+
+/**
+Lib for Plantower PMS5003 Particulate Matter (PM) Sensor
+
+Detects PM1, PM2.5, PM10 particulates
+
+Sourcces:
+    -
+https://shop.pimoroni.com/products/pms5003-particulate-matter-sensor-with-cable
+    - https://github.com/pimoroni/pms5003-python/blob/main/pms5003/__init__.py
+    - https://github.com/vogelrh/pms5003c/tree/master
+*/
+
+void pms5003_init(pms5003_config *new_config, uart_inst_t *uart, uint8_t tx_pin,
+                  uint8_t rx_pin) {
+  uart_init(uart, 9600);
+  gpio_set_function(tx_pin, UART_FUNCSEL_NUM(uart, tx_pin));
+  gpio_set_function(rx_pin, UART_FUNCSEL_NUM(uart, rx_pin));
+  new_config->uart = uart;
+}
+
+pms5003_reading pms5003_read(pms5003_config *config) {
+  pms5003_reading reading;
+  reading.pm1 = 0;
+  reading.pm2_5 = 0;
+  reading.pm10 = 0;
+  return reading;
+}