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TUD_CDC_ECM_DESCRIPTOR macro
Syntax
#define TUD_CDC_ECM_DESCRIPTOR(_itfnum, _desc_stridx, _mac_stridx, _ep_notif, _ep_notif_size, _epout, _epin, _epsize, _maxsegmentsize) \
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8, TUSB_DESC_INTERFACE_ASSOCIATION, _itfnum, 2, TUSB_CLASS_CDC, CDC_COMM_SUBCLASS_ETHERNET_CONTROL_MODEL, 0, 0,\
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9, TUSB_DESC_INTERFACE, _itfnum, 0, 1, TUSB_CLASS_CDC, CDC_COMM_SUBCLASS_ETHERNET_CONTROL_MODEL, 0, _desc_stridx,\
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5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_HEADER, U16_TO_U8S_LE(0x0120),\
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5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_UNION, _itfnum, (uint8_t)((_itfnum) + 1),\
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13, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_ETHERNET_NETWORKING, _mac_stridx, 0, 0, 0, 0, U16_TO_U8S_LE(_maxsegmentsize), U16_TO_U8S_LE(0), 0,\
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7, TUSB_DESC_ENDPOINT, _ep_notif, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_notif_size), 1,\
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9, TUSB_DESC_INTERFACE, (uint8_t)((_itfnum)+1), 0, 0, TUSB_CLASS_CDC_DATA, 0, 0, 0,\
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9, TUSB_DESC_INTERFACE, (uint8_t)((_itfnum)+1), 1, 2, TUSB_CLASS_CDC_DATA, 0, 0, 0,\
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7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
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7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0