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tfmini: If the distance is 0xFFFF, a negative value is returned

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murata 2022-01-26 18:12:16 +09:00 committed by Daniel Agar
parent 274d0d65c6
commit 3b277667ff
1 changed files with 5 additions and 1 deletions
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6
src/drivers/distance_sensor/tfmini/tfmini_parser.cpp
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@ -159,7 +159,11 @@ int tfmini_parse(char c, char *parserbuf, unsigned *parserbuf_index, TFMINI_PARS
unsigned int t2 = parserbuf[3];
t2 <<= 8;
t2 += t1;
*dist = ((float)t2) / 100;
if (t2 < 0xFFFFu) {
*dist = ((float)t2) / 100;
}
*state = TFMINI_PARSE_STATE::STATE6_GOT_CHECKSUM;
*parserbuf_index = 0;
ret = 0;