From 68e21103e09c7a59292485ab805683760b86e6ba Mon Sep 17 00:00:00 2001
From: Xavi Del Campo <xavi.dcr@tutanota.com>
Date: Sun, 8 Mar 2020 17:23:03 +0100
Subject: Implemented message protocol, not tested yet

---
 include/Serial.h | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

(limited to 'include/Serial.h')

diff --git a/include/Serial.h b/include/Serial.h
index 88e50db..a1ec824 100644
--- a/include/Serial.h
+++ b/include/Serial.h
@@ -7,6 +7,7 @@
 
 #include <stdint.h>
 #include <stddef.h>
+#include <stdbool.h>
 
 #ifdef __cplusplus
 extern "C"
@@ -16,13 +17,22 @@ extern "C"
 #define SERIAL_DATA_PACKET_SIZE 8
 #define ACK_BYTE_STRING "b"
 
-void SerialInit(void);
-void SerialRead(uint8_t *ptrArray, size_t nBytes);
-void SerialWrite(const void* ptrArray, size_t nBytes);
+enum
+{
+    FIFO_SZ = 132
+};
+
+typedef volatile struct
+{
+    unsigned char buf[FIFO_SZ];
+    size_t pending, processed;
+    bool full;
+} fifo;
+
+extern fifo rx;
 
-#ifdef SERIAL_INTERFACE
-void Serial_printf(const char* str, ...);
-#endif // SERIAL_INTERFACE
+void SerialInit(void);
+void SerialWrite(unsigned char byte);
 
 #ifdef __cplusplus
 }
-- 
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