Dependents:   HoverboardTest RobotArmControl

Files at this revision

API Documentation at this revision

Comitter:
knaka
Date:
Sat Dec 18 11:19:14 2010 +0000
Parent:
1:2fde37da31b9
Commit message:

Changed in this revision

TexLCDP.lib Show diff for this revision Revisions of this file
WiiNunchuck.cpp Show annotated file Show diff for this revision Revisions of this file
WiiNunchuck.h Show annotated file Show diff for this revision Revisions of this file
main.cpp Show diff for this revision Revisions of this file
mbed.bld Show diff for this revision Revisions of this file
diff -r 2fde37da31b9 -r 9652195745e8 TexLCDP.lib
--- a/TexLCDP.lib	Tue Nov 23 05:50:09 2010 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-http://mbed.org/users/pom911/code/TexLCDP/#cb784b022ec8
diff -r 2fde37da31b9 -r 9652195745e8 WiiNunchuck.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WiiNunchuck.cpp	Sat Dec 18 11:19:14 2010 +0000
@@ -0,0 +1,115 @@
+#include "mbed.h"
+#include "WiiNunchuck.h"
+
+WiiNunchuck::WiiNunchuck(PinName p_sda, PinName p_scl):i2c(p_sda, p_scl)
+{
+    WiiNunInitFlag = init();
+    timer.start();
+}
+
+
+bool WiiNunchuck::init()
+{
+    bool result = false; 
+    unsigned char cmd[] = {NUNCHUCK_REGADDR, 0x00};    
+    if (i2c.write(NUNCHUCK_ADDR, (const char*)cmd, sizeof(cmd)) == I2C_ACK) {
+        result = true;
+    }
+    return result;
+}
+
+
+void WiiNunchuck::read()
+{
+    int i;
+    
+    if(timer.read_ms() < 50) return;
+    
+    if(!WiiNunInitFlag) {
+        WiiNunInitFlag = init();
+    }
+    
+    if(WiiNunInitFlag) {
+        const unsigned char cmd[] = {0x00};
+        if (i2c.write(NUNCHUCK_ADDR, (const char*)cmd, sizeof(cmd)) == I2C_ACK) {
+            wait(I2C_READ_DELAY);
+            if (i2c.read(NUNCHUCK_ADDR, readBuf, sizeof(readBuf)) == I2C_ACK) {
+                for(i = 0; i < NUNCHUCK_READLEN; ++i) {
+                    readBuf[i] = (readBuf[i] ^ 0x17) + 0x17;
+                }
+                joyX = readBuf[Joy_X];
+                joyY = readBuf[Joy_Y];
+                accX = readBuf[Acc_X] << 2;
+                accY = readBuf[Acc_Y] << 2;
+                accZ = readBuf[Acc_Z] << 2;
+                
+                if(readBuf[Button] & 0x01) {
+                    buttonZ = 0;
+                } else {
+                    buttonZ = 1;
+                }
+                if(readBuf[Button] & 0x02) {
+                    buttonC = 0;
+                } else {
+                    buttonC = 1;
+                }
+                if(readBuf[Button] & 0x04) accX += 1;
+                if(readBuf[Button] & 0x08) accX += 2;
+                if(readBuf[Button] & 0x10) accY += 1;
+                if(readBuf[Button] & 0x20) accY += 2;
+                if(readBuf[Button] & 0x40) accZ += 1;
+                if(readBuf[Button] & 0x80) accZ += 2;
+           }
+        }
+    }
+    timer.reset();
+}
+
+
+unsigned char WiiNunchuck::joyx()
+{
+    read();
+    return joyX;
+}
+
+
+unsigned char WiiNunchuck::joyy()
+{
+    read();
+    return joyY;
+}
+
+
+int WiiNunchuck::accx()
+{
+    read();
+    return accX;
+}
+
+
+int WiiNunchuck::accy()
+{
+    read();
+    return accY;
+}
+
+
+int WiiNunchuck::accz()
+{
+    read();
+    return accZ;
+}
+
+
+bool WiiNunchuck::buttonc()
+{
+    read();
+    return buttonC;
+}
+
+
+bool WiiNunchuck::buttonz()
+{
+    read();
+    return buttonZ;
+}
diff -r 2fde37da31b9 -r 9652195745e8 WiiNunchuck.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WiiNunchuck.h	Sat Dec 18 11:19:14 2010 +0000
@@ -0,0 +1,44 @@
+#ifndef WII_NUNCHUCK_H
+#define WII_NUNCHUCK_H
+
+#include "mbed.h"
+
+// I2C
+#define NUNCHUCK_ADDR     0xA4  // 0x52 << 1
+#define NUNCHUCK_REGADDR  0x40  // 
+#define NUNCHUCK_READLEN  0x06  //
+#define I2C_ACK 0
+#define I2C_READ_DELAY  0.01
+
+#define Joy_X   0
+#define Joy_Y   1
+#define Acc_X   2
+#define Acc_Y   3
+#define Acc_Z   4
+#define Button  5
+
+class WiiNunchuck {
+public:
+    WiiNunchuck(PinName p_sda, PinName p_scl);
+    //read();
+    unsigned char joyx();
+    unsigned char joyy();
+    int accx();
+    int accy();
+    int accz();
+    bool buttonc();
+    bool buttonz();
+private:
+    I2C i2c;
+    Timer timer;
+    bool WiiNunInitFlag; //= false;
+    char readBuf[NUNCHUCK_READLEN];
+    unsigned char joyX, joyY;
+    int accX, accY, accZ;
+    bool buttonC, buttonZ;
+    bool init();
+    void read();
+};
+
+
+#endif
\ No newline at end of file
diff -r 2fde37da31b9 -r 9652195745e8 main.cpp
--- a/main.cpp	Tue Nov 23 05:50:09 2010 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,92 +0,0 @@
-//
-// WiiNunchuck
-//  
-
-#include "mbed.h"
-#include "TextLCD.h"
-
-// I2C
-#define NUNCHUCK_ADDR     0xA4  // 0x52 << 1
-#define NUNCHUCK_REGADDR  0x40  // 
-#define NUNCHUCK_READLEN  0x06  //
-#define I2C_ACK 0
-#define I2C_READ_DELAY  0.01
-
-#define Joy_X   0
-#define Joy_Y   1
-#define Acc_X   2
-#define Acc_Y   3
-#define Acc_Z   4
-#define Button  5
-
-bool WiiNunInitFlag = false;
-int joyX = 0, joyY = 0, accX = 0, accY = 0, accZ = 0, buttonC = 0, buttonZ = 0;
-char readBuf[NUNCHUCK_READLEN];
-I2C WiiNun(p9, p10);
-
-TextLCD lcd(p24, p26, p27, p28, p29, p30);
-
-bool WiiNunInit()
-{
-    bool result = false; 
-    unsigned char cmd[] = {NUNCHUCK_REGADDR, 0x00};    
-    if (WiiNun.write(NUNCHUCK_ADDR, (const char*)cmd, sizeof(cmd)) == I2C_ACK) {
-        result = true;
-    }
-    return result;
-}
-
-void WiiNunRead()
-{
-    int i;
-    
-    if(!WiiNunInitFlag) {
-        WiiNunInitFlag = WiiNunInit();
-    }
-    
-    if(WiiNunInitFlag) {
-        const unsigned char cmd[] = {0x00};
-        if (WiiNun.write(NUNCHUCK_ADDR, (const char*)cmd, sizeof(cmd)) == I2C_ACK) {
-            wait(I2C_READ_DELAY);
-            if (WiiNun.read(NUNCHUCK_ADDR, readBuf, sizeof(readBuf)) == I2C_ACK) {
-                for(i = 0; i < NUNCHUCK_READLEN; ++i) {
-                    readBuf[i] = (readBuf[i] ^ 0x17) + 0x17;
-                }
-                joyX = readBuf[Joy_X];
-                joyY = readBuf[Joy_Y];
-                accX = readBuf[Acc_X] << 2;
-                accY = readBuf[Acc_Y] << 2;
-                accZ = readBuf[Acc_Z] << 2;
-                
-                if(readBuf[Button] & 0x01) {
-                    buttonZ = 0;
-                } else {
-                    buttonZ = 1;
-                }
-                if(readBuf[Button] & 0x02) {
-                    buttonC = 0;
-                } else {
-                    buttonC = 1;
-                }
-                if(readBuf[Button] & 0x04) accX += 1;
-                if(readBuf[Button] & 0x08) accX += 2;
-                if(readBuf[Button] & 0x10) accY += 1;
-                if(readBuf[Button] & 0x20) accY += 2;
-                if(readBuf[Button] & 0x40) accZ += 1;
-                if(readBuf[Button] & 0x80) accZ += 2;
-           }
-        }
-    }
-}
-
-
-int main() {
-    while(1) {
-        WiiNunRead();
-        lcd.cls();
-        lcd.printf("x%3d y%3d c%1d z%1d", joyX, joyY, buttonC, buttonZ);
-        lcd.locate(0, 1);
-        lcd.printf("x%d y%d z%d", accX, accY, accZ); 
-        wait(0.1);
-    }
-}
diff -r 2fde37da31b9 -r 9652195745e8 mbed.bld
--- a/mbed.bld	Tue Nov 23 05:50:09 2010 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/e2ac27c8e93e