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Dependents: DISCO-L072CZ-LRWAN1_LoRa_PingPong DISCO-L072CZ-LRWAN1_LoRa_PingPong DISCO-L072CZ-LRWAN1_LoRa_PingPong DISCO-L072CZ-LRWAN1_LoRa_USB_Rx ... more
Revision 89:b0203b4a36ec, committed 2017-08-30
- Comitter:
- Helmut Tschemernjak
- Date:
- Wed Aug 30 12:02:09 2017 +0200
- Parent:
- 88:d120930aeb13
- Child:
- 90:d98572047c9c
- Commit message:
- Fixed calculation of the frequency error with negative numbers
Changed in this revision
| LoRa_TODO.txt | Show annotated file Show diff for this revision Revisions of this file |
| sx1276/sx1276.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/LoRa_TODO.txt Wed Aug 30 09:48:34 2017 +0200 +++ b/LoRa_TODO.txt Wed Aug 30 12:02:09 2017 +0200 @@ -48,3 +48,4 @@ The Murata’s Frequency shift using an TCXO us about 58 Hz The RFM95 against Murata is about 3300 Hz RFM95 against RFM95 testing will follow. +- Fixed calculation of the frequency error with negative numbers
--- a/sx1276/sx1276.cpp Wed Aug 30 09:48:34 2017 +0200
+++ b/sx1276/sx1276.cpp Wed Aug 30 12:02:09 2017 +0200
@@ -1121,8 +1121,8 @@
return 0;
val = (Read(REG_LR_FEIMSB) & 0b1111) << 16; // high word, 4 valid bits only
- val |= (Read(REG_LR_FEIMID) << 8) | Read(REG_LR_FEILSB); // high byte, low byte
- if (val & 0x8000) //sconvert ign bit
+ val |= ((Read(REG_LR_FEIMID) << 8) | Read(REG_LR_FEILSB)); // high byte, low byte
+ if (val & 0x80000) //convert sign bit
val |= 0xfff00000;
int32_t bandwidth = 0;
