From f049a4bc987cfc8c17667ffed003d151b162f47f Mon Sep 17 00:00:00 2001
From: Christophe Painchaud <shellescape@gmail.com>
Date: Thu, 18 Mar 2021 22:21:04 +0100
Subject: [PATCH] SX127x::setOokPeakThresholdDecrement

---
 src/modules/SX127x/SX127x.cpp | 12 ++++++++++++
 src/modules/SX127x/SX127x.h   | 11 ++++++++++-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/modules/SX127x/SX127x.cpp b/src/modules/SX127x/SX127x.cpp
index ef495e67..21bc79e7 100644
--- a/src/modules/SX127x/SX127x.cpp
+++ b/src/modules/SX127x/SX127x.cpp
@@ -860,6 +860,18 @@ int16_t SX127x::setOokFixedOrFloorThreshold(short int value) {
   return(state);
 }
 
+int16_t SX127x::setOokPeakThresholdDecrement(short int value) {
+  // check active modem
+  if(getActiveModem() != SX127X_FSK_OOK) {
+    return(ERR_WRONG_MODEM);
+  }
+
+  int16_t state = ERR_NONE;
+  state = _mod->SPIsetRegValue(SX127X_REG_OOK_AVG, value, 7, 5, 5);
+
+  return(state);
+}
+
 
 
 int16_t SX127x::setOOK(bool enableOOK) {
diff --git a/src/modules/SX127x/SX127x.h b/src/modules/SX127x/SX127x.h
index 94a1bbcf..fae2b2d6 100644
--- a/src/modules/SX127x/SX127x.h
+++ b/src/modules/SX127x/SX127x.h
@@ -862,12 +862,21 @@ class SX127x: public PhysicalLayer {
     /*!
       \brief Selects the type of threshold in the OOK data slicer
 
-      \param SX127X_OOK_THRESH_FIXED, SX127X_OOK_THRESH_PEAK(default), SX127X_OOK_THRESH_AVERAGE
+      \param type SX127X_OOK_THRESH_FIXED, SX127X_OOK_THRESH_PEAK(default), SX127X_OOK_THRESH_AVERAGE
 
       \returns \ref status_codes
     */
     int16_t setOokThresholdType(uint8_t type);
 
+    /*!
+      \brief Period of decrement of the RSSI threshold in the OOK demodulator
+
+      \param value use defines SX127X_OOK_PEAK_THRESH_DEC_X_X_CHIP
+
+      \returns \ref status_codes
+    */
+    int16_t setOokPeakThresholdDecrement(short int value);
+
     /*!
       \brief Fixed threshold for the Data Slicer in OOK mode
              Floor threshold for the Data Slicer in OOK when Peak mode is used