use LCD

install.sh

@@ -9,7 +9,7 @@ if [ $(which virtualenv2) ]; then
 else
     VIRTUALENV="virtualenv"
 fi
-$VIRTUALENV venv
-source venv/bin/activate
+$VIRTUALENV mbed-venv
+source mbed-venv/bin/activate
 $PIP install --upgrade mbed-cli
 

mbed_settings.py

+"""
+mbed SDK
+Copyright (c) 2016 ARM Limited
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
+
+from os.path import join, abspath, dirname
+
+#ROOT = abspath(join(dirname(__file__), "."))
+
+##############################################################################
+# Build System Settings
+##############################################################################
+#BUILD_DIR = abspath(join(ROOT, "build"))
+
+# ARM
+#ARM_PATH = "C:/Program Files/ARM"
+
+# GCC ARM
+#GCC_ARM_PATH = ""
+
+# GCC CodeRed
+#GCC_CR_PATH = "C:/code_red/RedSuite_4.2.0_349/redsuite/Tools/bin"
+
+# IAR
+#IAR_PATH = "C:/Program Files (x86)/IAR Systems/Embedded Workbench 7.0/arm"
+
+# Goanna static analyser. Please overload it in private_settings.py
+#GOANNA_PATH = "c:/Program Files (x86)/RedLizards/Goanna Central 3.2.3/bin"
+
+#BUILD_OPTIONS = []
+
+# mbed.org username
+#MBED_ORG_USER = ""

source/LEDService.h

@@ -25,7 +25,7 @@ public:
     LEDService(BLEDevice &_ble, bool initialValueForLEDCharacteristic) :
         ble(_ble), ledState(LED_STATE_CHARACTERISTIC_UUID, &initialValueForLEDCharacteristic)
     {
-        //ledState.requireSecurity(SecurityManager::SECURITY_MODE_ENCRYPTION_WITH_MITM);
+        ledState.requireSecurity(SecurityManager::SECURITY_MODE_ENCRYPTION_WITH_MITM);
         GattCharacteristic *charTable[] = {&ledState};
         GattService         ledService(LED_SERVICE_UUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
         ble.addService(ledService);

source/TextLCD.cpp

+/* mbed TextLCD Library, for a 4-bit LCD based on HD44780
+ * Copyright (c) 2007-2010, sford, http://mbed.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+ 
+#include "TextLCD.h"
+#include "mbed.h"
+ 
+TextLCD::TextLCD(PinName rs, PinName e, PinName d4, PinName d5,
+                 PinName d6, PinName d7, LCDType type) : _rs(rs),
+        _e(e), _d(d4, d5, d6, d7),
+        _type(type) {
+ 
+    _e  = 1;
+    _rs = 0;            // command mode
+ 
+    wait(0.015);        // Wait 15ms to ensure powered up
+ 
+    // send "Display Settings" 3 times (Only top nibble of 0x30 as we've got 4-bit bus)
+    for (int i=0; i<3; i++) {
+        writeByte(0x3);
+        wait(0.00164);  // this command takes 1.64ms, so wait for it
+    }
+    writeByte(0x2);     // 4-bit mode
+    wait(0.000040f);    // most instructions take 40us
+ 
+    writeCommand(0x28); // Function set 001 BW N F - -
+    writeCommand(0x0C);
+    writeCommand(0x6);  // Cursor Direction and Display Shift : 0000 01 CD S (CD 0-left, 1-right S(hift) 0-no, 1-yes
+    cls();
+}
+ 
+void TextLCD::character(int column, int row, int c) {
+    int a = address(column, row);
+    writeCommand(a);
+    writeData(c);
+}
+ 
+void TextLCD::cls() {
+    writeCommand(0x01); // cls, and set cursor to 0
+    wait(0.00164f);     // This command takes 1.64 ms
+    locate(0, 0);
+}
+ 
+void TextLCD::locate(int column, int row) {
+    _column = column;
+    _row = row;
+}
+ 
+int TextLCD::_putc(int value) {
+    if (value == '\n') {
+        _column = 0;
+        _row++;
+        if (_row >= rows()) {
+            _row = 0;
+        }
+    } else {
+        character(_column, _row, value);
+        _column++;
+        if (_column >= columns()) {
+            _column = 0;
+            _row++;
+            if (_row >= rows()) {
+                _row = 0;
+            }
+        }
+    }
+    return value;
+}
+ 
+int TextLCD::_getc() {
+    return -1;
+}
+ 
+void TextLCD::writeByte(int value) {
+    _d = value >> 4;
+    wait(0.000040f); // most instructions take 40us
+    _e = 0;
+    wait(0.000040f);
+    _e = 1;
+    _d = value >> 0;
+    wait(0.000040f);
+    _e = 0;
+    wait(0.000040f);  // most instructions take 40us
+    _e = 1;
+}
+ 
+void TextLCD::writeCommand(int command) {
+    _rs = 0;
+    writeByte(command);
+}
+ 
+void TextLCD::writeData(int data) {
+    _rs = 1;
+    writeByte(data);
+}
+ 
+int TextLCD::address(int column, int row) {
+    switch (_type) {
+        case LCD20x4:
+            switch (row) {
+                case 0:
+                    return 0x80 + column;
+                case 1:
+                    return 0xc0 + column;
+                case 2:
+                    return 0x94 + column;
+                case 3:
+                    return 0xd4 + column;
+            }
+        case LCD16x2B:
+            return 0x80 + (row * 40) + column;
+        case LCD16x2:
+        case LCD20x2:
+        default:
+            return 0x80 + (row * 0x40) + column;
+    }
+}
+ 
+int TextLCD::columns() {
+    switch (_type) {
+        case LCD20x4:
+        case LCD20x2:
+            return 20;
+        case LCD16x2:
+        case LCD16x2B:
+        default:
+            return 16;
+    }
+}
+ 
+int TextLCD::rows() {
+    switch (_type) {
+        case LCD20x4:
+            return 4;
+        case LCD16x2:
+        case LCD16x2B:
+        case LCD20x2:
+        default:
+            return 2;
+    }
+}

source/TextLCD.h

+/* mbed TextLCD Library, for a 4-bit LCD based on HD44780
+ * Copyright (c) 2007-2010, sford, http://mbed.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+ 
+#ifndef MBED_TEXTLCD_H
+#define MBED_TEXTLCD_H
+ 
+#include "mbed.h"
+ 
+/**  A TextLCD interface for driving 4-bit HD44780-based LCDs
+ *
+ * Currently supports 16x2, 20x2 and 20x4 panels
+ *
+ * @code
+ * #include "mbed.h"
+ * #include "TextLCD.h"
+ * 
+ * TextLCD lcd(p10, p12, p15, p16, p29, p30); // rs, e, d4-d7
+ * 
+ * int main() {
+ *     lcd.printf("Hello World!\n");
+ * }
+ * @endcode
+ */
+class TextLCD : public Stream {
+public:
+ 
+    /** LCD panel format */
+    enum LCDType {
+        LCD16x2     /**< 16x2 LCD panel (default) */
+        , LCD16x2B  /**< 16x2 LCD panel alternate addressing */
+        , LCD20x2   /**< 20x2 LCD panel */
+        , LCD20x4   /**< 20x4 LCD panel */
+    };
+ 
+    /** Create a TextLCD interface
+     *
+     * @param rs    Instruction/data control line
+     * @param e     Enable line (clock)
+     * @param d4-d7 Data lines for using as a 4-bit interface
+     * @param type  Sets the panel size/addressing mode (default = LCD16x2)
+     */
+    TextLCD(PinName rs, PinName e, PinName d4, PinName d5, PinName d6, PinName d7, LCDType type = LCD16x2);
+ 
+#if DOXYGEN_ONLY
+    /** Write a character to the LCD
+     *
+     * @param c The character to write to the display
+     */
+    int putc(int c);
+ 
+    /** Write a formated string to the LCD
+     *
+     * @param format A printf-style format string, followed by the
+     *               variables to use in formating the string.
+     */
+    int printf(const char* format, ...);
+#endif
+ 
+    /** Locate to a screen column and row
+     *
+     * @param column  The horizontal position from the left, indexed from 0
+     * @param row     The vertical position from the top, indexed from 0
+     */
+    void locate(int column, int row);
+ 
+    /** Clear the screen and locate to 0,0 */
+    void cls();
+ 
+    int rows();
+    int columns();
+ 
+protected:
+ 
+    // Stream implementation functions
+    virtual int _putc(int value);
+    virtual int _getc();
+ 
+    int address(int column, int row);
+    void character(int column, int row, int c);
+    void writeByte(int value);
+    void writeCommand(int command);
+    void writeData(int data);
+ 
+    DigitalOut _rs, _e;
+    BusOut _d;
+    LCDType _type;
+ 
+    int _column;
+    int _row;
+};
+ 
+#endif

source/main.cpp

@@ -18,6 +18,10 @@
 #include <mbed.h>
 #include "ble/BLE.h"
 #include "LEDService.h"
+#include "TextLCD.h"
+
+TextLCD lcd(p15, p16, p22, p23, p24, p25, TextLCD::LCD16x2); // rs, e, d4-d7
+
 
 //debug output
 //Serial pc(USBTX, USBRX); // tx, rx
@@ -40,11 +44,15 @@ LEDService *ledServicePtr;
 void connectionCallback(const Gap::ConnectionCallbackParams_t *params)
 {
     //printf("Connected!\r\n");
+    lcd.locate(0, 0);
+    lcd.printf("Connected!      ");
 }
 
 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
 {
     //printf("Disconnected!\r\n");
+    lcd.locate(0, 0);
+    lcd.printf("Disconnected!   ");
     (void) params;
     BLE::Instance().gap().startAdvertising();
 }
@@ -56,19 +64,24 @@ void blinkCallback(void)
 
 void passkeyDisplayCallback(Gap::Handle_t handle, const SecurityManager::Passkey_t passkey)
 {
-    printf("[*] Input passKey: ");
+    lcd.locate(0, 1);
+    lcd.printf("Key: ");
     for (unsigned i = 0; i < Gap::ADDR_LEN; i++) {
-        printf("%c ", passkey[i]);
+        lcd.printf("%c", passkey[i]);
     }
-    printf("\r\n");
+    //printf("\r\n");
 }
  
 void securitySetupCompletedCallback(Gap::Handle_t handle, SecurityManager::SecurityCompletionStatus_t status)
 {
     if (status == SecurityManager::SEC_STATUS_SUCCESS) {
         //printf("[+] Security success\r\n");
+        lcd.locate(0, 0);
+        lcd.printf("[+]Sec success");
     } else {
         //printf("[!] Security failed\r\n");
+        lcd.locate(0, 0);
+        lcd.printf("[!]Security failed");
     }
 }
 
@@ -114,15 +127,15 @@ void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
     }
 
     /* Initialize BLE security */
-    //bool enableBonding = true;
-    //bool requireMITM   = true;
-    //ble.securityManager().init(enableBonding, requireMITM, SecurityManager::IO_CAPS_DISPLAY_ONLY);
+    bool enableBonding = true;
+    bool requireMITM   = true;
+    ble.securityManager().init(enableBonding, requireMITM, SecurityManager::IO_CAPS_DISPLAY_ONLY);
 
     /* Set callback functions */
     ble.gap().onConnection(connectionCallback);
     ble.gap().onDisconnection(disconnectionCallback);
-    //ble.securityManager().onPasskeyDisplay(passkeyDisplayCallback);
-    //ble.securityManager().onSecuritySetupCompleted(securitySetupCompletedCallback);
+    ble.securityManager().onPasskeyDisplay(passkeyDisplayCallback);
+    ble.securityManager().onSecuritySetupCompleted(securitySetupCompletedCallback);
     ble.gattServer().onDataWritten(onDataWrittenCallback);
 
     bool initialValueForLEDCharacteristic = false;
@@ -150,6 +163,9 @@ int main()
     ble.onEventsToProcess(scheduleBleEventsProcessing);
     ble.init(bleInitComplete);
     //printf("[*] system start ..... \r\n");
+    //lcd.locate(0, 0);
+    lcd.printf("[*]fuckin start");
+
 
     eventQueue.dispatch_forever();