From df28c32cfb8a818c2185c324a8ebf25c186f1dbf Mon Sep 17 00:00:00 2001
From: Alex Alvarado <931857-alexb737@users.noreply.gitlab.com>
Date: Tue, 17 May 2022 12:07:34 +0200
Subject: [PATCH] Created mid-level I2C comunication API

---
 include/I2C_COM_API.hpp | 43 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 include/I2C_COM_API.hpp

diff --git a/include/I2C_COM_API.hpp b/include/I2C_COM_API.hpp
new file mode 100644
index 0000000..331ced6
--- /dev/null
+++ b/include/I2C_COM_API.hpp
@@ -0,0 +1,43 @@
+#define DATAGRAM_HDR 0xAA
+
+// Comandos del cronómetro
+enum ChronoCommands : uint8_t
+{
+    Null = 0x00,       // Comando nulo
+    ForceStart = 0x01, // Forzar inicio
+    ForceStop = 0x02,  // Forzar detención
+    ForceReset = 0x04  // Forcer reinicio del cronómetro
+};
+
+// Modos de operación del dispositivo
+enum DeviceModes : uint8_t
+{
+    CHRONO = 0x00 // Modo Cronómetro
+};
+
+// Estructura para un comando de la API sin datos
+struct ChronoAPICommand
+{
+    uint8_t type;           // Cabecera de Comando
+    ChronoCommands command; // Comando solicitado
+};
+// Unión genérica para serializar y des-serializar tipos
+template <typename T>
+union buffer
+{
+    T data;
+    uint8_t buffer[sizeof(T)];
+};
+bool sendLock = false;
+// Función para enviar un buffer por I2C
+template <typename T>
+void SendBuffer(buffer<T> buffer)
+{
+    while (sendLock)
+        delay(1);
+    sendLock = true;
+
+    Wire.flush();
+    Wire.write(buffer.buffer, sizeof(T));
+    sendLock = false;
+}
\ No newline at end of file