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stm32/mboot: Expand device descriptor to make it easier to understand.
Signed-off-by: Damien George <damien@micropython.org>
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@ -1024,10 +1024,20 @@ __ALIGN_BEGIN static const uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __AL
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};
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};
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static const uint8_t dev_descr[0x12] = {
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static const uint8_t dev_descr[0x12] = {
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0x12, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x40,
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0x12, // bLength
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0x01, // bDescriptorType: Device
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0x00, 0x01, // USB version: 1.00
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0x00, // bDeviceClass
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0x00, // bDeviceSubClass
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0x00, // bDeviceProtocol
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0x40, // bMaxPacketSize
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LOBYTE(MBOOT_USB_VID), HIBYTE(MBOOT_USB_VID),
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LOBYTE(MBOOT_USB_VID), HIBYTE(MBOOT_USB_VID),
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LOBYTE(MBOOT_USB_PID), HIBYTE(MBOOT_USB_PID),
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LOBYTE(MBOOT_USB_PID), HIBYTE(MBOOT_USB_PID),
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0x00, 0x22, 0x01, 0x02, 0x03, 0x01
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0x00, 0x22, // bcdDevice: 22.00
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0x01, // iManufacturer
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0x02, // iProduct
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0x03, // iSerialNumber
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0x01, // bNumConfigurations: 1
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};
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};
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// This may be modified by USBD_GetDescriptor
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// This may be modified by USBD_GetDescriptor
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