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ll40ls: fix LIDAR-Lite v3 initialization (#12453)

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This commit is contained in:
dvornikov-aa
2019-07-31 13:00:30 -04:00
committed by Daniel Agar
parent 1600b0fd82
commit e9397eeb75
1 changed files with 2 additions and 2 deletions
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src/drivers/distance_sensor/ll40ls/LidarLiteI2C.cpp
+2 -2
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@@ -189,8 +189,8 @@ int LidarLiteI2C::probe()
check for unit id. It would be better if
we had a proper WHOAMI register
*/
if (read_reg(LL40LS_UNIT_ID_HIGH, id_high) == OK && id_high > 0 &&
read_reg(LL40LS_UNIT_ID_LOW, id_low) == OK && id_low > 0) {
if (read_reg(LL40LS_UNIT_ID_HIGH, id_high) == OK &&
read_reg(LL40LS_UNIT_ID_LOW, id_low) == OK) {
_unit_id = (uint16_t)((id_high << 8) | id_low) & 0xFFFF;
goto ok;
}