usb_dfu: fix U_ID decoding
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@ -328,11 +328,11 @@ void usb_dfu_setup(void)
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for (uint8_t i = 0; i < LENGTH(usb_serial) - 1; i++) { // write the serial
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uint32_t id; // current ID part
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if (i < 8) {
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id = DESIG_UNIQUE_ID0;
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id = DESIG_UNIQUE_ID2;
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} else if (i < 16) {
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id = DESIG_UNIQUE_ID1;
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} else {
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id = DESIG_UNIQUE_ID2;
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id = (DESIG_UNIQUE_ID0 << 16) + (DESIG_UNIQUE_ID0 >> 16);
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}
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// transform into character
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char c = (id >> ((7 - (i % 8)) * 4)) & 0x0f; // get nibble
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