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Add alt settings support in DFU class.

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This commit is contained in:
Mengsk
2021-07-05 17:56:21 +02:00
parent 2ae19ce40d
commit c2d8ed3fd1
5 changed files with 56 additions and 41 deletions
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8
examples/device/dfu/src/usb_descriptors.c
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@@ -87,7 +87,7 @@ enum
ITF_NUM_TOTAL
};
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_DFU_MODE_DESC_LEN)
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + 2 * TUD_DFU_MODE_DESC_LEN)
#define FUNC_ATTRS (DFU_FUNC_ATTR_CAN_UPLOAD_BITMASK | DFU_FUNC_ATTR_CAN_DOWNLOAD_BITMASK)
@@ -97,7 +97,8 @@ uint8_t const desc_configuration[] =
TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, 100),
// Interface number, string index, attributes, detach timeout, transfer size */
TUD_DFU_MODE_DESCRIPTOR(ITF_NUM_DFU_MODE, 0, FUNC_ATTRS, 1000, CFG_TUD_DFU_TRANSFER_BUFFER_SIZE),
TUD_DFU_MODE_DESCRIPTOR(ITF_NUM_DFU_MODE, 0, 4, FUNC_ATTRS, 1000, CFG_TUD_DFU_TRANSFER_BUFFER_SIZE),
TUD_DFU_MODE_DESCRIPTOR(ITF_NUM_DFU_MODE, 1, 5, FUNC_ATTRS, 1000, CFG_TUD_DFU_TRANSFER_BUFFER_SIZE),
};
// Invoked when received GET CONFIGURATION DESCRIPTOR
@@ -120,7 +121,8 @@ char const* string_desc_arr [] =
"TinyUSB", // 1: Manufacturer
"TinyUSB Device", // 2: Product
"123456", // 3: Serials, should use chip ID
"TinyUSB DFU", // 4: DFU
"FLASH", // 4: DFU Partition 1
"EEPROM", // 5: DFU Partition 2
};
static uint16_t _desc_str[32];