usb_usb: Fix initialize procedure

converter/usb_usb/Makefile

@@ -93,6 +93,7 @@ OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 MOUSEKEY_ENABLE = yes	# Mouse keys
 EXTRAKEY_ENABLE = yes	# Media control and System control
 CONSOLE_ENABLE = yes	# Console for debug
+#COMMAND_ENABLE = yes    # Commands for debug and configuration
 #NKRO_ENABLE = yes	# USB Nkey Rollover
 
 # Boot Section Size in bytes
@@ -101,7 +102,11 @@ CONSOLE_ENABLE = yes	# Console for debug
 #   LUFA bootloader  4096
 OPT_DEFS += -DBOOTLOADER_SIZE=4096
 
+#LDFLAGS += -Wl,--relax
 
+#OPT_DEFS += -DNO_ACTION_TAPPING
+#OPT_DEFS += -DNO_ACTION_LAYER
+#OPT_DEFS += -DNO_ACTION_MACRO
 
 SRC =  \
        keymap_common.c \

converter/usb_usb/main.cpp

@@ -56,7 +56,6 @@ static void LUFA_setup(void)
 static void HID_setup()
 {
     if (usb_host.Init() == -1) {
-        debug("HID init: failed\n");
         LED_TX_OFF;
     }
 
@@ -72,35 +71,27 @@ int main(void)
     LED_TX_ON;
 
     debug_enable = true;
-/*
-    debug_matrix = true;
-    debug_keyboard = true;
-    debug_mouse = true;
-*/
 
     host_set_driver(&lufa_driver);
     keyboard_init();
 
     LUFA_setup();
+    HID_setup();
+    /* NOTE: Don't insert time consuming job here.
+     * It'll cause unclear initialization failure when DFU reset(worm start).
+     */
     sei();
 
-uint8_t ret;
     // wait for startup of sendchar routine
     while (USB_DeviceState != DEVICE_STATE_Configured) ;
     if (debug_enable) {
         _delay_ms(1000);
     }
 
-    debug("init: start\n");
-    HID_setup();
-    
     debug("init: done\n");
 
 uint16_t timer;
-// to see loop pulse with oscillo scope
-DDRF = (1<<7);
     for (;;) {
-PORTF ^= (1<<7);
         keyboard_task();
 
 timer = timer_read();