Add current version of mbed code as stored at mbed.org

mbed/PS2Keyboard.cpp

@@ -0,0 +1,18 @@
+#include "PS2Keyboard.h"
+
+PS2Keyboard::PS2Keyboard() : _ps2clk(p12), _ps2din(p11) { }
+
+unsigned char PS2Keyboard::read(void) {
+    unsigned int buf = 0x00;
+    _ps2clk = 0;
+    _ps2clk.input();
+    for (int i = 0; i < 11; i++) {
+	while (_ps2clk);
+	while (!_ps2clk);
+	buf = buf >> 1;
+	buf |= _ps2din ? 512 : 0;
+    }
+    _ps2clk.output();
+    buf &= 0xFF;
+    return ps2KeyMap[buf];
+}

mbed/PS2Keyboard.h

@@ -0,0 +1,34 @@
+#ifndef __PS2KEYBOARD_H__
+#define __PS2KEYBOARD_H__
+
+#include "mbed.h"
+
+class PS2Keyboard  {
+    public:
+	PS2Keyboard();
+	unsigned char read(void);
+    protected:
+	DigitalInOut _ps2clk;
+	DigitalIn _ps2din;
+};
+
+static const unsigned char ps2KeyMap[] =
+"              ` "  // 0
+"     Q1   ZSAW2 "  // 1
+" CXDE43   VFTR5 "  // 2
+" NBHGY6   MJU78 "  // 3
+" ,KIO09  ./L;P- "  // 4
+"  \' [=    !] \\  "  // 5
+"         1 47  1"  // 6
+"0.2568   +3-*9  "  // 7
+"                "  // 8
+"                "  // 9
+"                "  // A
+"                "  // B
+"                "  // C
+"                "  // D
+"\xE0               "  // E
+"\xF0               "  // F
+;
+
+#endif

mbed/README

@@ -0,0 +1 @@
+This is stored and compiled in the wonderful mbed.org cloud.

mbed/main.cpp

@@ -0,0 +1,72 @@
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "KS0108.h"
+#include "SystemFont5x7.h"
+#include "PS2Keyboard.h"
+#include "request.h"
+
+KS0108 display (p18,p20, p22, p21, p19, p17, p23, p24, p25, p26, p27, p28, p29, p30);
+EthernetNetIf eth;
+Serial pc(USBTX, USBRX);
+PS2Keyboard kbd;
+
+int main() {
+
+    display.ClearScreen();
+    display.SelectFont(System5x7, BLACK, ReadData);
+    display.PutString(0, 0, "BrmBar");
+
+    eth.setup();
+    display.PutString(0, 35, "online");
+
+    int i = 0;
+    unsigned char symbol;
+    static char code[17] = "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00";
+    static char response[128];
+
+    while (1) {
+
+	symbol = kbd.read();
+	if (symbol == 0xE0 || symbol == 0xF0) {
+	    symbol = kbd.read();
+	    if (symbol == 0xF0) {
+		symbol = kbd.read();
+	    }
+	    continue;
+	}
+
+	if ( i < 16 && ( (symbol >= 'A' && symbol <= 'Z') || (symbol >= '0' && symbol <= '9') ) ) {
+	    code[i++] = symbol;
+	    code[i] = 0;
+	    display.PutString(7, 0, code);
+	} else if (symbol == '!') {
+	    switch (code[0]) {
+		case 'U':       // user
+		    if (request(code, response)) {
+			display.PutString(2, 0, response);
+		    }
+		    break;
+		case 'C':       // credit
+		    if (request(code, response)) {
+			display.PutString(4, 0, response);
+		    }
+		    break;
+		case 'R':       // reset
+		    if (request(code, response)) {
+			display.PutString(4, 0, response);
+		    }
+		    break;
+		default:        // item
+		    if (request(code, response)) {
+			display.PutString(4, 0, response);
+		    }
+		    break;
+	    }
+	    code[0] = 0;
+	    i = 0;
+	    display.PutString(7, 0, "                ");
+	}
+
+    }
+}
+

mbed/request.cpp

@@ -0,0 +1,23 @@
+#include "request.h"
+#include "HTTPClient.h"
+
+HTTPClient http;
+static char url[40];
+
+bool request(const char *arg, char *response) {
+    if (!arg || strlen(arg) < 1) return false;
+
+    sprintf(url, "http://192.168.77.43:45678/code/%s", arg);
+    //sprintf(url, "http://mbed.org/media/uploads/donatien/hello.txt");
+    //sprintf(url, "http://192.168.77.141:3456/");
+
+    HTTPText text("text/plain");
+    HTTPResult r = http.get(url, &text);
+    if ( r == HTTP_OK ) {
+        strncpy(response, text.gets(), 128);
+        return true;
+    } else {
+        return false;
+    }
+}
+

mbed/request.h

@@ -0,0 +1,6 @@
+#ifndef __REQUEST__H
+#define __REQUEST__H
+
+bool request(const char *arg, char *response);
+
+#endif