From 39a5c822a2a2e798e2e39ff8a98b7af84253026c Mon Sep 17 00:00:00 2001
From: Joey Castillo <jose.castillo@gmail.com>
Date: Sat, 28 Aug 2021 12:50:18 -0400
Subject: add tinyusb

---
 tinyusb/examples/host/cdc_msc_hid/src/main.c | 128 +++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100755 tinyusb/examples/host/cdc_msc_hid/src/main.c

(limited to 'tinyusb/examples/host/cdc_msc_hid/src/main.c')

diff --git a/tinyusb/examples/host/cdc_msc_hid/src/main.c b/tinyusb/examples/host/cdc_msc_hid/src/main.c
new file mode 100755
index 00000000..a14be05e
--- /dev/null
+++ b/tinyusb/examples/host/cdc_msc_hid/src/main.c
@@ -0,0 +1,128 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.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 <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "bsp/board.h"
+#include "tusb.h"
+
+//--------------------------------------------------------------------+
+// MACRO CONSTANT TYPEDEF PROTYPES
+//--------------------------------------------------------------------+
+void led_blinking_task(void);
+
+extern void cdc_task(void);
+extern void hid_app_task(void);
+
+/*------------- MAIN -------------*/
+int main(void)
+{
+  board_init();
+
+  printf("TinyUSB Host CDC MSC HID Example\r\n");
+
+  tusb_init();
+
+  while (1)
+  {
+    // tinyusb host task
+    tuh_task();
+    led_blinking_task();
+
+#if CFG_TUH_CDC
+    cdc_task();
+#endif
+
+#if CFG_TUH_HID
+    hid_app_task();
+#endif
+  }
+
+  return 0;
+}
+
+//--------------------------------------------------------------------+
+// USB CDC
+//--------------------------------------------------------------------+
+#if CFG_TUH_CDC
+CFG_TUSB_MEM_SECTION static char serial_in_buffer[64] = { 0 };
+
+void tuh_mount_cb(uint8_t dev_addr)
+{
+  // application set-up
+  printf("A device with address %d is mounted\r\n", dev_addr);
+
+  tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // schedule first transfer
+}
+
+void tuh_umount_cb(uint8_t dev_addr)
+{
+  // application tear-down
+  printf("A device with address %d is unmounted \r\n", dev_addr);
+}
+
+// invoked ISR context
+void tuh_cdc_xfer_isr(uint8_t dev_addr, xfer_result_t event, cdc_pipeid_t pipe_id, uint32_t xferred_bytes)
+{
+  (void) event;
+  (void) pipe_id;
+  (void) xferred_bytes;
+
+  printf(serial_in_buffer);
+  tu_memclr(serial_in_buffer, sizeof(serial_in_buffer));
+
+  tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // waiting for next data
+}
+
+void cdc_task(void)
+{
+
+}
+
+#endif
+
+//--------------------------------------------------------------------+
+// TinyUSB Callbacks
+//--------------------------------------------------------------------+
+
+//--------------------------------------------------------------------+
+// Blinking Task
+//--------------------------------------------------------------------+
+void led_blinking_task(void)
+{
+  const uint32_t interval_ms = 1000;
+  static uint32_t start_ms = 0;
+
+  static bool led_state = false;
+
+  // Blink every interval ms
+  if ( board_millis() - start_ms < interval_ms) return; // not enough time
+  start_ms += interval_ms;
+
+  board_led_write(led_state);
+  led_state = 1 - led_state; // toggle
+}
-- 
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