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update

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constrain rssi before dBm2range().
This commit is contained in:
githubDLG 2020-08-26 13:28:18 +08:00
parent fa15955144
commit 0827f5a206
1 changed files with 2 additions and 2 deletions
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4
src/main/io/spektrum_rssi.c
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@ -91,7 +91,7 @@ static const dbm_table_t dbmTable[] = {
// Convert dBm to Range % // Convert dBm to Range %
static int8_t dBm2range (int8_t dBm) { static int8_t dBm2range (int8_t dBm) {
int8_t retval = 0; int8_t retval = dbmTable[0].reportAs;
for ( uint8_t i = 1; i < ARRAYLEN(dbmTable); i++ ) { for ( uint8_t i = 1; i < ARRAYLEN(dbmTable); i++ ) {
if (dBm >= dbmTable[i].dBm) { if (dBm >= dbmTable[i].dBm) {
@ -144,7 +144,7 @@ void spektrumHandleRSSI(volatile uint8_t spekFrame[]) {
#ifdef USE_SPEKTRUM_RSSI_PERCENT_CONVERSION #ifdef USE_SPEKTRUM_RSSI_PERCENT_CONVERSION
// Do an dBm to percent conversion with an approxatelly linear distance // Do an dBm to percent conversion with an approxatelly linear distance
// and map the percentage to RSSI RC channel range // and map the percentage to RSSI RC channel range
spekChannelData[rssi_channel] = (uint16_t)(map(dBm2range (rssi), spekChannelData[rssi_channel] = (uint16_t)(map(dBm2range (constrain(rssi, SPEKTRUM_RSSI_MIN, SPEKTRUM_RSSI_MAX)),
0, 100, 0, 100,
0,resolution)); 0,resolution));
#else #else