Added USB disconnect pulse for F4 / F7.

Makefile

@@ -786,13 +786,15 @@ VCP_SRC = \
             vcpf4/usbd_desc.c \
             vcpf4/usbd_usr.c \
             vcpf4/usbd_cdc_vcp.c \
-            drivers/serial_usb_vcp.c
+            drivers/serial_usb_vcp.c \
+            drivers/usb_io.c
 else ifeq ($(TARGET),$(filter $(TARGET),$(F7_TARGETS)))
 VCP_SRC = \
             vcp_hal/usbd_desc.c \
             vcp_hal/usbd_conf.c \
             vcp_hal/usbd_cdc_interface.c \
-            drivers/serial_usb_vcp.c
+            drivers/serial_usb_vcp.c \
+            drivers/usb_io.c
 else
 VCP_SRC = \
             vcp/hw_config.c \

src/main/drivers/serial_usb_vcp.c

@@ -28,8 +28,10 @@
 #if defined(STM32F4)
 #include "usb_core.h"
 #include "usbd_cdc_vcp.h"
+#include "usb_io.h"
 #elif defined(STM32F7)
 #include "vcp_hal/usbd_cdc_interface.h"
+#include "usb_io.h"
 USBD_HandleTypeDef USBD_Device;
 #else
 #include "usb_core.h"
@@ -184,10 +186,14 @@ serialPort_t *usbVcpOpen(void)
     vcpPort_t *s;
 
 #if defined(STM32F4)
+    usbGenerateDisconnectPulse();
+
     IOInit(IOGetByTag(IO_TAG(PA11)), OWNER_USB, 0);
     IOInit(IOGetByTag(IO_TAG(PA12)), OWNER_USB, 0);
     USBD_Init(&USB_OTG_dev, USB_OTG_FS_CORE_ID, &USR_desc, &USBD_CDC_cb, &USR_cb);
 #elif defined(STM32F7)
+    usbGenerateDisconnectPulse();
+
     IOInit(IOGetByTag(IO_TAG(PA11)), OWNER_USB, 0);
     IOInit(IOGetByTag(IO_TAG(PA12)), OWNER_USB, 0);
     /* Init Device Library */

src/main/drivers/usb_detection.c

@@ -1,55 +0,0 @@
-/*
- * This file is part of Cleanflight.
- *
- * Cleanflight 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.
- *
- * Cleanflight 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 Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdbool.h>
-#include <stdint.h>
-
-#include "platform.h"
-#include "io.h"
-#include "system.h"
-
-static IO_t usbDetectPin = IO_NONE;
-
-void usbCableDetectDeinit(void)
-{
-#ifdef USB_DETECT_PIN
-    IOInit(usbDetectPin, OWNER_FREE, 0);
-    IOConfigGPIO(usbDetectPin, IOCFG_IN_FLOATING);
-    usbDetectPin = IO_NONE;
-#endif
-}
-
-void usbCableDetectInit(void)
-{
-#ifdef USB_DETECT_PIN
-    usbDetectPin = IOGetByTag(IO_TAG(USB_DETECT_PIN));
-
-    IOInit(usbDetectPin, OWNER_USB_DETECT, 0);
-    IOConfigGPIO(usbDetectPin, IOCFG_OUT_PP);
-#endif
-}
-
-bool usbCableIsInserted(void)
-{
-    bool result = false;
-
-#ifdef USB_DETECT_PIN
-    result = IORead(usbDetectPin) != 0;
-#endif
-
-    return result;
-}

src/main/drivers/usb_detection.h

@@ -1,22 +0,0 @@
-/*
- * This file is part of Cleanflight.
- *
- * Cleanflight 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.
- *
- * Cleanflight 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 Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-void usbCableDetectDeinit(void);
-void usbCableDetectInit(void);
-bool usbCableIsInserted(void);

src/main/drivers/usb_io.c

@@ -20,7 +20,7 @@
 
 #include "platform.h"
 
-#ifdef USB_IO
+#ifdef USE_VCP
 
 #include "io.h"
 #include "system.h"
@@ -28,7 +28,6 @@
 #include "sdcard.h"
 
 
-
 #ifdef USB_DETECT_PIN
 static IO_t usbDetectPin = IO_NONE;
 #endif
@@ -75,5 +74,4 @@ void usbGenerateDisconnectPulse(void)
 
     IOLo(usbPin);
 }
-
 #endif

src/main/fc/fc_init.c

@@ -488,7 +488,7 @@ void init(void)
     }
 #endif
 
-#ifdef USB_CABLE_DETECTION
+#ifdef USB_DETECT_PIN
     usbCableDetectInit();
 #endif
 

src/main/target/BETAFLIGHTF3/target.h

@@ -49,8 +49,6 @@
 #define REMAP_TIM16_DMA
 #define REMAP_TIM17_DMA
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/COLIBRI_RACE/target.h

@@ -75,8 +75,6 @@
 #define USE_MAG_AK8963
 #define USE_MAG_AK8975
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/DOGE/target.h

@@ -91,7 +91,6 @@
 #define USE_BARO_BMP280
 #define USE_BARO_SPI_BMP280
 
-#define USB_IO
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/FURYF3/target.h

@@ -108,8 +108,6 @@
 // Performance logging for SD card operations:
 // #define AFATFS_USE_INTROSPECTIVE_LOGGING
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/IMPULSERCF3/target.h

@@ -27,8 +27,6 @@
 
 #define USABLE_TIMER_CHANNEL_COUNT 8
 
-#define USB_IO
-
 #define USE_EXTI
 #define MPU_INT_EXTI            PC13
 #define EXTI15_10_CALLBACK_HANDLER_COUNT 1

src/main/target/LUX_RACE/target.h

@@ -113,8 +113,6 @@
 #define ACC_MPU6500_ALIGN CW270_DEG
 #endif
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/OMNIBUS/target.h

@@ -60,8 +60,12 @@
 
 #define USB_IO
 #define USB_CABLE_DETECTION
+
 #define USB_DETECT_PIN          PB5
 
+#undef GPS
+
+
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/RCEXPLORERF3/target.h

@@ -58,8 +58,6 @@
 #define SONAR_TRIGGER_PIN           PA6   // RC_CH7 (PB0) - only 3.3v ( add a 1K Ohms resistor )
 #define SONAR_ECHO_PIN              PB1   // RC_CH8 (PB1) - only 3.3v ( add a 1K Ohms resistor )
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/RG_SSD_F3/target.h

@@ -78,8 +78,6 @@
 #define SDCARD_DMA_CHANNEL_TX_COMPLETE_FLAG DMA1_FLAG_TC3
 #define ENABLE_BLACKBOX_LOGGING_ON_SDCARD_BY_DEFAULT
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/SIRINFPV/target.h

@@ -53,8 +53,6 @@
 #define MPU6500_CS_PIN          PA4
 #define MPU6500_SPI_INSTANCE    SPI1
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/SPRACINGF3EVO/target.h

@@ -65,8 +65,6 @@
 
 //#define SONAR
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/SPRACINGF3MINI/target.h

@@ -78,8 +78,6 @@
 
 #define BRUSHED_ESC_AUTODETECT
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2
@@ -107,12 +105,13 @@
 #define UART3_TX_PIN            PB10 // PB10 (AF7)
 #define UART3_RX_PIN            PB11 // PB11 (AF7)
 
-
 #ifndef TINYBEEF3
 #define SOFTSERIAL1_RX_PIN      PA0 // PA0 / PAD3
 #define SOFTSERIAL1_TX_PIN      PA1 // PA1 / PAD4
 #endif
 
+#define USB_DETECT_PIN          PB5
+
 #define SONAR_SOFTSERIAL1_EXCLUSIVE
 
 #define USE_SPI

src/main/target/SPRACINGF3NEO/target.h

@@ -53,8 +53,6 @@
 #define USE_MAG_AK8975
 #define USE_MAG_HMC5883
 
-#define USB_IO
-
 #define USE_VCP
 #define USE_UART1
 #define USE_UART2

src/main/target/TINYFISH/target.h

@@ -46,7 +46,6 @@
 
 #if USB_VCP_ENABLED
   #define USE_VCP
-  #define USB_IO
   #define USBD_PRODUCT_STRING "tinyFISH"
   #define SERIAL_PORT_COUNT 6
 #else