Louise Newberry / Mbed OS Nucleo_usbhost_quadrature_encoder

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Dependencies:   USBHOST

main.cpp@1:ab916b5c1a4d, 2017-08-19 (annotated)

Committer:
geekylou
Date:
Sat Aug 19 19:48:20 2017 +0000
Revision:
1:ab916b5c1a4d
Parent:
0:d0c521cb6c90
Child:
2:095eb20f0d3b
Add steam controller support.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
geekylou 0:d0c521cb6c90 1 #include "mbed.h"
geekylou 0:d0c521cb6c90 2 #include "USBHostMSD.h"
geekylou 0:d0c521cb6c90 3 #include "USBHostMouse.h"
geekylou 0:d0c521cb6c90 4 #include "USBHostKeyboard.h"
geekylou 1:ab916b5c1a4d 5 #include "USBHostSteamController.h"
geekylou 0:d0c521cb6c90 6 #include "FATFileSystem.h"
geekylou 0:d0c521cb6c90 7 #include <stdlib.h>
geekylou 0:d0c521cb6c90 8
geekylou 1:ab916b5c1a4d 9 int x_cur = 0;
geekylou 1:ab916b5c1a4d 10 int y_cur = 0;
geekylou 0:d0c521cb6c90 11
geekylou 0:d0c521cb6c90 12 DigitalOut led(LED1);
geekylou 0:d0c521cb6c90 13 DigitalOut led2(LED2);
geekylou 0:d0c521cb6c90 14 DigitalOut led3(LED3);
geekylou 0:d0c521cb6c90 15 DigitalOut led4(A0);
geekylou 0:d0c521cb6c90 16
geekylou 0:d0c521cb6c90 17
geekylou 1:ab916b5c1a4d 18 void onMouseEvent(uint8_t buttons, int16_t x, int16_t y, int8_t z) {
geekylou 0:d0c521cb6c90 19 //printf("buttons: %d, x: %d, y: %d, z: %d\r\n", buttons, x, y, z);
geekylou 0:d0c521cb6c90 20
geekylou 0:d0c521cb6c90 21 led = buttons & 1;
geekylou 0:d0c521cb6c90 22 led4 = buttons & 0x2;
geekylou 0:d0c521cb6c90 23
geekylou 0:d0c521cb6c90 24 while (x != 0 || y != 0)
geekylou 0:d0c521cb6c90 25 {
geekylou 0:d0c521cb6c90 26 if (x >0)
geekylou 0:d0c521cb6c90 27 {
geekylou 0:d0c521cb6c90 28 x--;
geekylou 0:d0c521cb6c90 29 x_cur = (x_cur+1) & 3;
geekylou 0:d0c521cb6c90 30 }
geekylou 0:d0c521cb6c90 31 else if (x < 0)
geekylou 0:d0c521cb6c90 32 {
geekylou 0:d0c521cb6c90 33 x++;
geekylou 0:d0c521cb6c90 34 x_cur = (x_cur-1) & 3;
geekylou 0:d0c521cb6c90 35 }
geekylou 0:d0c521cb6c90 36
geekylou 0:d0c521cb6c90 37 if (y >0)
geekylou 0:d0c521cb6c90 38 {
geekylou 0:d0c521cb6c90 39 y--;
geekylou 0:d0c521cb6c90 40 y_cur = (y_cur+1) & 3;
geekylou 0:d0c521cb6c90 41 }
geekylou 0:d0c521cb6c90 42 else if (y < 0)
geekylou 0:d0c521cb6c90 43 {
geekylou 0:d0c521cb6c90 44 y++;
geekylou 0:d0c521cb6c90 45 y_cur = (y_cur-1) & 3;
geekylou 0:d0c521cb6c90 46 }
geekylou 0:d0c521cb6c90 47
geekylou 0:d0c521cb6c90 48 //printf("x %d y %d\r\n", x, y);
geekylou 0:d0c521cb6c90 49
geekylou 0:d0c521cb6c90 50
geekylou 0:d0c521cb6c90 51 led2 = ((x_cur + 1)/2) & 1;
geekylou 0:d0c521cb6c90 52 led3 = (x_cur/2) & 0x1;
geekylou 0:d0c521cb6c90 53
geekylou 0:d0c521cb6c90 54 //led = ((y_cur + 1)/2) & 1;
geekylou 0:d0c521cb6c90 55 //led4 = (y_cur/2) & 0x1;
geekylou 0:d0c521cb6c90 56
geekylou 0:d0c521cb6c90 57 Thread::wait(1);
geekylou 0:d0c521cb6c90 58 }
geekylou 0:d0c521cb6c90 59 }
geekylou 1:ab916b5c1a4d 60
geekylou 1:ab916b5c1a4d 61 void onJSEvent(uint32_t buttons, int8_t x, int8_t y, int16_t x_b, int16_t y_b) {
geekylou 1:ab916b5c1a4d 62 //printf("buttons: %x, x: %d, y: %d, x_b: %d y_b:%d\r\n", buttons, x, y, x_b, y_b);
geekylou 1:ab916b5c1a4d 63
geekylou 1:ab916b5c1a4d 64 led = buttons & 1;
geekylou 1:ab916b5c1a4d 65 led4 = buttons & 0x2;
geekylou 1:ab916b5c1a4d 66
geekylou 1:ab916b5c1a4d 67 Thread::wait(1);
geekylou 1:ab916b5c1a4d 68 }
geekylou 0:d0c521cb6c90 69
geekylou 0:d0c521cb6c90 70 void mouse_task(void const *) {
geekylou 0:d0c521cb6c90 71
geekylou 0:d0c521cb6c90 72 USBHostMouse mouse;
geekylou 0:d0c521cb6c90 73 printf("mouse started\n");
geekylou 0:d0c521cb6c90 74 while(1) {
geekylou 0:d0c521cb6c90 75
geekylou 0:d0c521cb6c90 76 // try to connect a USB mouse
geekylou 0:d0c521cb6c90 77 while(!mouse.connect())
geekylou 0:d0c521cb6c90 78 Thread::wait(500);
geekylou 0:d0c521cb6c90 79
geekylou 0:d0c521cb6c90 80 // when connected, attach handler called on mouse event
geekylou 0:d0c521cb6c90 81 mouse.attachEvent(onMouseEvent);
geekylou 0:d0c521cb6c90 82
geekylou 0:d0c521cb6c90 83 // wait until the mouse is disconnected
geekylou 0:d0c521cb6c90 84 while(mouse.connected())
geekylou 0:d0c521cb6c90 85 Thread::wait(500);
geekylou 0:d0c521cb6c90 86 printf("mouse seen disconnected\n");
geekylou 0:d0c521cb6c90 87 }
geekylou 0:d0c521cb6c90 88 }
geekylou 0:d0c521cb6c90 89 void onKey(uint8_t key) {
geekylou 0:d0c521cb6c90 90 printf("Key: %c\r\n", key);
geekylou 0:d0c521cb6c90 91 }
geekylou 0:d0c521cb6c90 92 void keyboard_task(void const *) {
geekylou 0:d0c521cb6c90 93
geekylou 0:d0c521cb6c90 94 USBHostKeyboard keyboard;
geekylou 0:d0c521cb6c90 95
geekylou 0:d0c521cb6c90 96 while(1) {
geekylou 0:d0c521cb6c90 97 // try to connect a USB keyboard
geekylou 0:d0c521cb6c90 98 while(!keyboard.connect())
geekylou 0:d0c521cb6c90 99 Thread::wait(500);
geekylou 0:d0c521cb6c90 100
geekylou 0:d0c521cb6c90 101 // when connected, attach handler called on keyboard event
geekylou 0:d0c521cb6c90 102 keyboard.attach(onKey);
geekylou 0:d0c521cb6c90 103
geekylou 0:d0c521cb6c90 104 // wait until the keyboard is disconnected
geekylou 0:d0c521cb6c90 105 while(keyboard.connected())
geekylou 0:d0c521cb6c90 106 Thread::wait(500);
geekylou 0:d0c521cb6c90 107 }
geekylou 0:d0c521cb6c90 108 }
geekylou 0:d0c521cb6c90 109
geekylou 1:ab916b5c1a4d 110 void steamctrl_task(void const *) {
geekylou 1:ab916b5c1a4d 111
geekylou 1:ab916b5c1a4d 112 USBHostSteamController steam_controller;
geekylou 1:ab916b5c1a4d 113
geekylou 1:ab916b5c1a4d 114 while(1) {
geekylou 1:ab916b5c1a4d 115 // try to connect a USB keyboard
geekylou 1:ab916b5c1a4d 116 while(!steam_controller.connect())
geekylou 1:ab916b5c1a4d 117 Thread::wait(500);
geekylou 1:ab916b5c1a4d 118
geekylou 1:ab916b5c1a4d 119 // when connected, attach handler called on keyboard event
geekylou 1:ab916b5c1a4d 120 steam_controller.attachEvent(onJSEvent);
geekylou 1:ab916b5c1a4d 121
geekylou 1:ab916b5c1a4d 122 // wait until the keyboard is disconnected
geekylou 1:ab916b5c1a4d 123 while(steam_controller.connected())
geekylou 1:ab916b5c1a4d 124 Thread::wait(500);
geekylou 1:ab916b5c1a4d 125 }
geekylou 1:ab916b5c1a4d 126 }
geekylou 1:ab916b5c1a4d 127
geekylou 0:d0c521cb6c90 128
geekylou 0:d0c521cb6c90 129
geekylou 0:d0c521cb6c90 130 void msd_task(void const *) {
geekylou 0:d0c521cb6c90 131
geekylou 0:d0c521cb6c90 132 USBHostMSD msd;
geekylou 0:d0c521cb6c90 133 int i = 0;
geekylou 0:d0c521cb6c90 134 FATFileSystem fs("usb");
geekylou 0:d0c521cb6c90 135 int err;
geekylou 0:d0c521cb6c90 136 printf("wait for usb memory stick insertion\n");
geekylou 0:d0c521cb6c90 137 while(1) {
geekylou 0:d0c521cb6c90 138
geekylou 0:d0c521cb6c90 139 // try to connect a MSD device
geekylou 0:d0c521cb6c90 140 while(!msd.connect()) {
geekylou 0:d0c521cb6c90 141 Thread::wait(500);
geekylou 0:d0c521cb6c90 142 }
geekylou 0:d0c521cb6c90 143 if (fs.mount(&msd) != 0) continue;
geekylou 0:d0c521cb6c90 144 else
geekylou 0:d0c521cb6c90 145 printf("file system mounted\n");
geekylou 0:d0c521cb6c90 146
geekylou 0:d0c521cb6c90 147 if (!msd.connect()) {
geekylou 0:d0c521cb6c90 148 continue;
geekylou 0:d0c521cb6c90 149 }
geekylou 0:d0c521cb6c90 150
geekylou 0:d0c521cb6c90 151 // in a loop, append a file
geekylou 0:d0c521cb6c90 152 // if the device is disconnected, we try to connect it again
geekylou 0:d0c521cb6c90 153
geekylou 0:d0c521cb6c90 154 // append a file
geekylou 0:d0c521cb6c90 155 File file;
geekylou 0:d0c521cb6c90 156 err = file.open(&fs, "test1.txt", O_WRONLY | O_CREAT |O_APPEND);
geekylou 0:d0c521cb6c90 157
geekylou 0:d0c521cb6c90 158 if (err == 0) {
geekylou 0:d0c521cb6c90 159 char tmp[100];
geekylou 0:d0c521cb6c90 160 sprintf(tmp,"Hello fun USB stick World: %d!\r\n", i++);
geekylou 0:d0c521cb6c90 161 file.write(tmp,strlen(tmp));
geekylou 0:d0c521cb6c90 162 sprintf(tmp,"Goodbye World!\r\n");
geekylou 0:d0c521cb6c90 163 file.write(tmp,strlen(tmp));
geekylou 0:d0c521cb6c90 164 file.close();
geekylou 0:d0c521cb6c90 165 } else {
geekylou 0:d0c521cb6c90 166 printf("FILE == NULL\r\n");
geekylou 0:d0c521cb6c90 167 }
geekylou 0:d0c521cb6c90 168 Thread::wait(500);
geekylou 0:d0c521cb6c90 169 printf("again\n");
geekylou 0:d0c521cb6c90 170 // if device disconnected, try to connect again
geekylou 0:d0c521cb6c90 171 while (msd.connected()) {
geekylou 0:d0c521cb6c90 172 Thread::wait(500);
geekylou 0:d0c521cb6c90 173 }
geekylou 0:d0c521cb6c90 174 while (fs.unmount() < 0) {
geekylou 0:d0c521cb6c90 175 Thread::wait(500);
geekylou 0:d0c521cb6c90 176 printf("unmount\n");
geekylou 0:d0c521cb6c90 177 }
geekylou 0:d0c521cb6c90 178 }
geekylou 0:d0c521cb6c90 179 }
geekylou 0:d0c521cb6c90 180
geekylou 0:d0c521cb6c90 181 int main() {
geekylou 0:d0c521cb6c90 182 Thread msdTask(msd_task, NULL, osPriorityNormal, 1024 * 4);
geekylou 0:d0c521cb6c90 183 Thread mouseTask(mouse_task, NULL, osPriorityNormal, 1024* 4);
geekylou 1:ab916b5c1a4d 184 Thread steamctrlTask(steamctrl_task, NULL, osPriorityNormal, 1024* 4);
geekylou 1:ab916b5c1a4d 185 //Thread keyboardTask(keyboard_task, NULL, osPriorityNormal, 1024 * 4);
geekylou 0:d0c521cb6c90 186
geekylou 0:d0c521cb6c90 187 int x,y = 0;
geekylou 0:d0c521cb6c90 188 for(y=-10; y<10; y++)
geekylou 0:d0c521cb6c90 189 {
geekylou 0:d0c521cb6c90 190 x = y & 3;
geekylou 0:d0c521cb6c90 191 printf("phase %d[%d] %d\r\n",((x + 1)/2) & 1, x, (x/2) & 0x1 );
geekylou 0:d0c521cb6c90 192 }
geekylou 0:d0c521cb6c90 193 while(1) {
geekylou 0:d0c521cb6c90 194 //led=!led;
geekylou 0:d0c521cb6c90 195 Thread::wait(500);
geekylou 0:d0c521cb6c90 196 }
geekylou 0:d0c521cb6c90 197 }