Chris Arndt / USBDevice_STM32F103

USB device library for STM32F103 microcontrollers. This fork just changes the include of 'toolchain.h' to 'med_toolchain.h'.

Dependents:   STM32F103_USBMIDI_Switchbox mbed-os-usbserial-test

Fork of USBDevice_STM32F103 by Zoltan Hudak

Diff: USBSerial/CircBuffer.h

Revision:
65:48fe9050cb4a
Parent:
56:151ba33713ff
--- a/USBSerial/CircBuffer.h	Thu Jun 25 09:33:51 2015 +0900
+++ b/USBSerial/CircBuffer.h	Fri Jul 08 21:16:25 2016 +0000
@@ -19,10 +19,16 @@
 #ifndef CIRCBUFFER_H
 #define CIRCBUFFER_H
 
-template <class T, int Size>
+template <class T>
 class CircBuffer {
 public:
-    CircBuffer():write(0), read(0){}
+    CircBuffer(int length) {
+        write = 0;
+        read = 0;
+        size = length + 1;
+        buf = (T *)malloc(size * sizeof(T));
+    };
+
     bool isFull() {
         return ((write + 1) % size == read);
     };
@@ -56,8 +62,8 @@
 private:
     volatile uint16_t write;
     volatile uint16_t read;
-    static const int size = Size+1;  //a modern optimizer should be able to remove this so it uses no ram.
-    T buf[Size+1];
+    uint16_t size;
+    T * buf;
 };
 
 #endif