Emulation of LocalFileSystem with virtual COM.
Dependents: KL46Z-lpc81isp lpcterm2
#include "USBLocalFileSystem.h" int main() { USBLocalFileSystem* usb_local = new USBLocalFileSystem(); // RamDisk(64KB) while(1) { usb_local->lock(true); usb_local->remount(); char filename[32]; if (usb_local->find(filename, sizeof(filename), "*.TXT")) { FILE* fp = fopen(filename, "r"); if (fp) { int c; while((c = fgetc(fp)) != EOF) { usb_local->putc(c); } fclose(fp); } } usb_local->lock(false); wait_ms(1000*5); } }
Sample application:
Import programKL46Z-lpc81isp
ISP example program.
Import programlpcterm2
semihost server example program
Diff: src/mymap.h
- Revision:
- 0:39eb4d5b97df
diff -r 000000000000 -r 39eb4d5b97df src/mymap.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/mymap.h Sat May 03 11:21:37 2014 +0000 @@ -0,0 +1,68 @@ +#pragma once + +template<class K,class T> +class mymap { + struct mypair { + K first; + T second; + }; +public: + mymap() { + m_size = 0; + } + T& operator[](const K& key) { + int it; + if (count(key) == 0) { + it = insert(key, 0); + } else { + it = find(key); + } + return m_buf[it].second; + } + bool empty() { return m_size == 0 ? true : false; } + int size() { return m_size; } + void clear() { m_size = 0; } + int count(K key) { + for(int i = 0; i < m_size; i++) { + if (m_buf[i].first == key) { + return 1; + } + } + return 0; + } + K getKey(int index) { + return m_buf[index].first; + } + +private: + int find(K key) { + for(int i = 0; i < m_size; i++) { + if (m_buf[i].first == key) { + return i; + } + } + return -1; + } + int insert(K key, T value) { + int it = find(key); + if (it != -1) { + m_buf[it].second = value; + return it; + } + mypair* new_buf = new mypair[m_size+1]; + if (m_size > 0) { + for(int i = 0; i < m_size; i++) { + new_buf[i] = m_buf[i]; + } + delete[] m_buf; + } + m_buf = new_buf; + it = m_size++; + m_buf[it].first = key; + m_buf[it].second = value; + return it; + } + + int m_size; + mypair *m_buf; +};