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fix #558
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@ -80,10 +80,10 @@ uint8_t const * tud_descriptor_device_cb(void)
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TUD_USBTMC_BULK_DESCRIPTORS(/* OUT = */0x01, /* IN = */ 0x81, /* packet size = */USBTMCD_MAX_PACKET_SIZE)
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#if CFG_TUD_USBTMC_ENABLE_INT_EP
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// Interrupt endpoint should be 2 bytes on a FS USB link
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// Interrupt endpoint should be 2 bytes on a FS USB link, but some microcontrollers only allow 8, 16, 32 or 64 for FS
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# define TUD_USBTMC_DESC(_itfnum) \
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TUD_USBTMC_DESC_MAIN(_itfnum, /* _epCount = */ 3), \
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TUD_USBTMC_INT_DESCRIPTOR(/* INT ep # */ 0x82, /* epMaxSize = */ 2, /* bInterval = */16u )
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TUD_USBTMC_INT_DESCRIPTOR(/* INT ep # */ 0x82, /* epMaxSize = */ 8, /* bInterval = */16u )
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# define TUD_USBTMC_DESC_LEN (TUD_USBTMC_IF_DESCRIPTOR_LEN + TUD_USBTMC_BULK_DESCRIPTORS_LEN + TUD_USBTMC_INT_DESCRIPTOR_LEN)
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#else
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