From 03b9779198d9bca4826a3b8907c541dc8d45a4d2 Mon Sep 17 00:00:00 2001
From: Fisch <interfisch@gmx.net>
Date: Sat, 22 Apr 2023 15:15:08 +0200
Subject: [PATCH] fix weight string vanishing

---
 platformio.ini |  2 +-
 src/main.cpp   | 24 ++++++++++++++----------
 2 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/platformio.ini b/platformio.ini
index f378aa9..96f267b 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -13,7 +13,7 @@ platform = atmelavr
 board = nanoatmega328
 framework = arduino
 
-monitor_speed = 9600
+monitor_speed = 115200
 
 lib_deps=
     bogde/HX711@^0.7.5
diff --git a/src/main.cpp b/src/main.cpp
index 9928802..d4e33bc 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -104,7 +104,7 @@ unsigned long time_adcwait=1000/spsadc;
 int adc_readings=1; //ca. 700ms for 5 readings, ca 75ms for 1 reading, readings=1 10times = 747ms
 
 double weight=0;
-#define ADCMEDIANVALUES_MAX 31 //needs to be uneven, maximum number, for array declaration
+#define ADCMEDIANVALUES_MAX 93 //needs to be uneven, maximum number, for array declaration
 float weightseries[ADCMEDIANVALUES_MAX]; //last n values for median filter
 uint16_t adcmedianvalues=DEFAULT_ADCMEDIANVALUES; //needs to be uneven //eeprom
 float adcFilterKeepMedianvaluesFactor=0.8; //how many lowest and highest values will be removed from the array before avaraging (as factor). 0.0 means only median is used. 1.0 means all values are used.
@@ -190,7 +190,7 @@ void updateLCD();
 
 
 void setup() {                
-  Serial.begin(9600);
+  Serial.begin(115200);
   
   pinMode(PIN_LED, OUTPUT); 
   digitalWrite(PIN_LED, HIGH);
@@ -300,7 +300,7 @@ void loop() {
   currentreading_pos++;
   currentreading_pos%=N_CURRENTREADINGS;
   
-  
+  double showweight=getWeightFiltered();
   switch(state){
   case S_SCALEDISPLAY:
     if ((getWeightSeriesMax()-getWeightSeriesMin())<LCD_BACKLIGHT_WEIGHT){
@@ -315,7 +315,9 @@ void loop() {
     lcd0=toStringBar(weight,0,1000);
     //lcd1=toWeightString(weight)+"g";
     //lcd1=toWeightString(getWeightMedian())+"g";
-    lcd1=toWeightString(getWeightFiltered())+"g";
+    
+    lcd1=toWeightString(showweight)+"g";
+    Serial.print(showweight,3); Serial.println("g");
     
     //___
     if (btn_back_press==2){ //press BACK to tare
@@ -569,7 +571,8 @@ void loop() {
   if (millis() >= time_lastadc+time_adcwait)
   {
     weight=scale.get_units(adc_readings);
-    adcmedianposition++; if (adcmedianposition>=adcmedianvalues) adcmedianposition=0;
+    adcmedianposition++;
+    adcmedianposition%=adcmedianvalues;
     weightseries[adcmedianposition]=weight; //save weight to series for medianfilter
     looptimeadc_margin=millis()-time_lastadc-time_adcwait;
     
@@ -996,15 +999,16 @@ float getWeightSeriesMax()
 }
 
 String toWeightString(double w){
-  return toWeightString(w,5,4);
+  return toWeightString(w,2,6);
 }
 String toWeightString(double w,uint8_t dec,uint8_t len){
   char outstring[16];
   char vz;
-    if(w<0)
-      vz='-';
-    else
-      vz='+';
+  if(w<0) {
+    vz='-';
+  }else{
+    vz='+';
+  }
   dtostrf(abs(w),len,dec,outstring);
   return String(vz)+""+String(outstring);
 }