From d6a528f9a03fe338e30d93f306e0482612e02e3e Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Mon, 22 Jan 2018 16:27:39 +1100 Subject: Add short delays before detaching from the USB bus in the bootloaders (thanks to NicoHood). --- Bootloaders/CDC/BootloaderCDC.h | 1 + Bootloaders/DFU/BootloaderDFU.c | 3 +++ Bootloaders/HID/BootloaderHID.c | 3 +++ Bootloaders/HID/BootloaderHID.h | 1 + Bootloaders/MassStorage/BootloaderMassStorage.c | 3 +++ Bootloaders/MassStorage/BootloaderMassStorage.h | 1 + Bootloaders/Printer/BootloaderPrinter.c | 3 +++ Bootloaders/Printer/BootloaderPrinter.h | 1 + 8 files changed, 16 insertions(+) (limited to 'Bootloaders') diff --git a/Bootloaders/CDC/BootloaderCDC.h b/Bootloaders/CDC/BootloaderCDC.h index 0d31c99c4..3c19bdfd5 100644 --- a/Bootloaders/CDC/BootloaderCDC.h +++ b/Bootloaders/CDC/BootloaderCDC.h @@ -43,6 +43,7 @@ #include #include #include + #include #include #include "Descriptors.h" diff --git a/Bootloaders/DFU/BootloaderDFU.c b/Bootloaders/DFU/BootloaderDFU.c index b13917f45..cafbd572b 100644 --- a/Bootloaders/DFU/BootloaderDFU.c +++ b/Bootloaders/DFU/BootloaderDFU.c @@ -191,6 +191,9 @@ int main(void) while (RunBootloader || WaitForExit) USB_USBTask(); + /* Wait a short time to end all USB transactions and then disconnect */ + _delay_us(1000); + /* Reset configured hardware back to their original states for the user application */ ResetHardware(); diff --git a/Bootloaders/HID/BootloaderHID.c b/Bootloaders/HID/BootloaderHID.c index e5b7d3258..a1f3e6718 100644 --- a/Bootloaders/HID/BootloaderHID.c +++ b/Bootloaders/HID/BootloaderHID.c @@ -84,6 +84,9 @@ int main(void) while (RunBootloader) USB_USBTask(); + /* Wait a short time to end all USB transactions and then disconnect */ + _delay_us(1000); + /* Disconnect from the host - USB interface will be reset later along with the AVR */ USB_Detach(); diff --git a/Bootloaders/HID/BootloaderHID.h b/Bootloaders/HID/BootloaderHID.h index 63f89a622..1984af893 100644 --- a/Bootloaders/HID/BootloaderHID.h +++ b/Bootloaders/HID/BootloaderHID.h @@ -43,6 +43,7 @@ #include #include #include + #include #include #include "Descriptors.h" diff --git a/Bootloaders/MassStorage/BootloaderMassStorage.c b/Bootloaders/MassStorage/BootloaderMassStorage.c index 071e86bba..81a8dc424 100644 --- a/Bootloaders/MassStorage/BootloaderMassStorage.c +++ b/Bootloaders/MassStorage/BootloaderMassStorage.c @@ -169,6 +169,9 @@ int main(void) USB_USBTask(); } + /* Wait a short time to end all USB transactions and then disconnect */ + _delay_us(1000); + /* Disconnect from the host - USB interface will be reset later along with the AVR */ USB_Detach(); diff --git a/Bootloaders/MassStorage/BootloaderMassStorage.h b/Bootloaders/MassStorage/BootloaderMassStorage.h index 30a3164ef..3241e81a4 100644 --- a/Bootloaders/MassStorage/BootloaderMassStorage.h +++ b/Bootloaders/MassStorage/BootloaderMassStorage.h @@ -41,6 +41,7 @@ #include #include #include + #include #include #include "Descriptors.h" diff --git a/Bootloaders/Printer/BootloaderPrinter.c b/Bootloaders/Printer/BootloaderPrinter.c index 6fde80290..da4162172 100644 --- a/Bootloaders/Printer/BootloaderPrinter.c +++ b/Bootloaders/Printer/BootloaderPrinter.c @@ -401,6 +401,9 @@ int main(void) USB_USBTask(); } + /* Wait a short time to end all USB transactions and then disconnect */ + _delay_us(1000); + /* Disconnect from the host - USB interface will be reset later along with the AVR */ USB_Detach(); diff --git a/Bootloaders/Printer/BootloaderPrinter.h b/Bootloaders/Printer/BootloaderPrinter.h index 54d96e0bc..78f938c68 100644 --- a/Bootloaders/Printer/BootloaderPrinter.h +++ b/Bootloaders/Printer/BootloaderPrinter.h @@ -41,6 +41,7 @@ #include #include #include + #include #include "Descriptors.h" #include "BootloaderAPI.h" -- cgit v1.2.3