Testing 6DOF USB HID joystick device.
Dependencies: USBDevice USBJoystick mbed
Diff: main.cpp
- Revision:
- 1:346022f10041
- Parent:
- 0:e43878690c0e
- Child:
- 2:e9926793544d
--- a/main.cpp Thu Jan 05 14:23:14 2017 +0000
+++ b/main.cpp Fri Jan 13 07:11:30 2017 +0000
@@ -32,79 +32,98 @@
USBJoystick joystick;
// Variables for Heartbeat and Status monitoring
-DigitalOut myled1(LED1);
-DigitalOut myled2(LED2);
-DigitalOut myled3(LED3);
-DigitalOut heartbeatLED(LED4);
+PwmOut myled1(LED1);
+PwmOut myled2(LED2);
+PwmOut myled3(LED3);
+PwmOut heartbeatLED(LED4);
+
+AnalogIn joyXin(A0);
+AnalogIn joyYin(A1);
+AnalogIn joyZin(A2);
+AnalogIn joyRxin(A3);
+AnalogIn joyRyin(A4);
+AnalogIn joyRzin(A5);
Ticker heartbeat;
Serial pc(USBTX, USBRX); // tx, rx
-// Heartbeat monitor
-void pulse() {
- heartbeatLED = !heartbeatLED;
+int16_t map(int32_t x, int32_t in_min, int32_t in_max, int32_t out_min, int32_t out_max) // found here: C:\Program Files (x86)\Arduino\hardware\arduino\avr\cores\arduino\WMath.cpp
+{
+ return (int16_t)((x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min);
+}
+
+float mapf(float x, float in_min, float in_max, float out_min, float out_max) {
+ return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}
-void heartbeat_start() {
- heartbeatLED=1;
- heartbeat.attach(&pulse, 0.5);
-}
-
-void heartbeat_stop() {
- heartbeat.detach();
-}
+// Heartbeat monitor
+//void pulse() {
+// heartbeatLED = !heartbeatLED;
+//}
+//
+//void heartbeat_start() {
+// heartbeatLED=1;
+// heartbeat.attach(&pulse, 0.5);
+//}
+//
+//void heartbeat_stop() {
+// heartbeat.detach();
+//}
int main() {
uint16_t i = 0;
- int16_t throttle = 0;
- int16_t rudder = 0;
int16_t x = 0;
int16_t y = 0;
- int32_t radius = 120;
- int32_t angle = 0;
+ int16_t z = 0;
+ int16_t rx = 0;
+ int16_t ry = 0;
+ int16_t rz = 0;
uint8_t tmp = 0;
- uint32_t buttons = 0;
- uint8_t hat = 0;
+ uint32_t buttons = 0;
+ uint8_t hat = 0;
pc.printf("Hello World from Joystick!\n\r");
- heartbeat_start();
+// heartbeat_start();
while (1) {
- // Basic Joystick
- throttle = (i >> 8) & 0xFF; // value -127 .. 128
- rudder = (i >> 8) & 0xFF; // value -127 .. 128
+ // 6DOF Joystick with buttons and a hat
-#if (BUTTONS4 == 1)
- buttons = (i >> 8) & 0x0F; // value 0 .. 15, one bit per button
-#endif
-#if (BUTTONS8 == 1)
- buttons = (i >> 8) & 0xFF; // value 0 .. 255, one bit per button
-#endif
-#if (BUTTONS32 == 1)
- tmp = (i >> 8) & 0xFF; // value 0 .. 255, one bit per button
+#if (BUTTONS4 == 1)
+ buttons = (i >> 8) & 0x0F; // value 0 .. 15, one bit per button
+#endif
+#if (BUTTONS8 == 1)
+ buttons = (i >> 8) & 0xFF; // value 0 .. 255, one bit per button
+#endif
+#if (BUTTONS32 == 1)
+ tmp = (i >> 8) & 0xFF; // value 0 .. 255, one bit per button
buttons = (( tmp << 0) & 0x000000FF);
buttons = buttons | ((~tmp << 8) & 0x0000FF00);
buttons = buttons | (( tmp << 16) & 0x00FF0000);
buttons = buttons | ((~tmp << 24) & 0xFF000000);
-#endif
+#endif
-#if (HAT4 == 1)
- hat = (i >> 8) & 0x03; // value 0, 1, 2, 3 or 4 for neutral
+#if (HAT4 == 1)
+ hat = (i >> 8) & 0x03; // value 0, 1, 2, 3 or 4 for neutral
#endif
#if (HAT8 == 1)
hat = (i >> 8) & 0x07; // value 0..7 or 8 for neutral
-#endif
- i++;
-
- x = cos((double)angle*3.14/180.0)*radius; // value -127 .. 128
- y = sin((double)angle*3.14/180.0)*radius; // value -127 .. 128
- angle += 3;
+#endif
+ i++;
+
+// joystick.move(joyXin, joyYin, joyZin, joyRxin, joyRyin, joyRzin);
- joystick.update(throttle, rudder, x, y, buttons, hat);
- wait(0.001);
+ x = map(joyXin.read_u16(), 0, 65535, -32768, 32768); // value -32768 .. 32767
+ y = map(joyYin.read_u16(), 0, 65535, -32768, 32768);
+ z = map(joyZin.read_u16(), 0, 65535, -32768, 32768);
+ rx = map(joyRxin.read_u16(), 0, 65535, -32768, 32768);
+ ry = map(joyRyin.read_u16(), 0, 65535, -32768, 32768);
+ rz = map(joyRzin.read_u16(), 0, 65535, -32768, 32768);
+
+ myled1 = mapf(x, -32768, 32768, 0, 1.0);
+
+ joystick.update(x, y, z, rx, ry, rz, buttons, hat);
+ wait(0.005);
}
-
- pc.printf("Bye World!\n\r");
}
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