recreated repo with new structure to accomodate the bootloader project

2019-08-09 15:23:06 -04:00
commit 868a64305a
25 changed files with 10613 additions and 0 deletions
--- a/firmware/src/dancepad.c
+++ b/firmware/src/dancepad.c
@@ -0,0 +1,101 @@
+/*************************************************************************
+ * Copyright (C) 2019 by Justin Byers
+ * 
+ * This file is part of clubdance_v2.
+ *
+ * clubdance_v2 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * clubdance_v2 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with clubdance_v2.  If not, see <https://www.gnu.org/licenses/>.
+ *************************************************************************/
+/**
+ * @file dancepad.c
+ * @author Justin Byers
+ * @date 6 Aug 2019
+ * @brief Processes pad inputs and communicates with USB host.
+ */
+#include "dancepad.h"
+#include "usb.h"
+#include "usb_device_hid.h"
+#include "padhal.h"
+
+typedef union _INTPUT_CONTROLS_TYPEDEF
+{
+    struct
+    {
+        struct
+        {
+            uint8_t square:1;
+            uint8_t x:1;
+            uint8_t o:1;
+            uint8_t triangle:1;
+            uint8_t L1:1;
+            uint8_t R1:1;
+            uint8_t L2:1;
+            uint8_t R2:1;//
+            uint8_t select:1;
+            uint8_t start:1;
+            uint8_t left_stick:1;
+            uint8_t right_stick:1;
+            uint8_t home:1;
+            uint8_t :3;    //filler
+        } buttons;
+        struct
+        {
+            uint8_t hat_switch:4;
+            uint8_t :4;//filler
+        } hat_switch;
+        struct
+        {
+            uint8_t X;
+            uint8_t Y;
+            uint8_t Z;
+            uint8_t Rz;
+        } analog_stick;
+    } members;
+    uint8_t val[7];
+} INPUT_CONTROLS;
+
+// USB data must exist within the USB RAM memory space
+INPUT_CONTROLS joystick_input __at(0x500);
+
+// handle to the last data transmission - allows us to check if it completed
+USB_VOLATILE USB_HANDLE lastTransmission = 0;
+
+void DANCEPAD_Initialize()
+{
+    lastTransmission = 0;
+
+    //enable the HID endpoint
+    USBEnableEndpoint(JOYSTICK_EP, USB_IN_ENABLED | USB_HANDSHAKE_ENABLED | USB_DISALLOW_SETUP);
+}
+void DANCEPAD_Tasks()
+{
+    // do not start another transmission if the previous one isn't completed
+    if(HIDTxHandleBusy(lastTransmission))
+        return;
+    
+    /*
+     * populate & send a HID report to the host
+     */
+    //Buttons
+    joystick_input.val[0] = PADHAL_GetButtons();
+    joystick_input.val[1] = 0x00;
+    //Hat switch
+    joystick_input.val[2] = 0x08;
+    //Analog sticks
+    joystick_input.val[3] = 0x80;
+    joystick_input.val[4] = 0x80;
+    joystick_input.val[5] = 0x80;
+    joystick_input.val[6] = 0x80;
+    //Send the 8 byte packet over USB to the host.
+    lastTransmission = HIDTxPacket(JOYSTICK_EP, (uint8_t*)&joystick_input, sizeof(joystick_input));
+}