added vCore to log output

src/drivers/displays/tDisplayDriver.cpp

@@ -66,8 +66,9 @@ void tDisplay_MinerScreen(unsigned long mElapsed)
   // Print background screen
   background.pushImage(0, 0, MinerWidth, MinerHeight, MinerScreen);
 #ifdef NERD_NOS
-  Serial.printf(">>> Completed %s share(s), %s Khashes, avg. hashrate %s GH/s, %s °C\n",
-                data.completedShares.c_str(), data.totalKHashes.c_str(), data.currentHashRate.c_str(), data.currentTemperature.c_str());
+  Serial.printf(">>> Completed %s share(s), %s Khashes, avg. hashrate %s GH/s, vCore: %smV, temp: %s °C\n",
+                data.completedShares.c_str(), data.totalKHashes.c_str(), data.currentHashRate.c_str(),
+                data.vcore.c_str(), data.currentTemperature.c_str());
 #else
   Serial.printf(">>> Completed %s share(s), %s Khashes, avg. hashrate %s KH/s\n",
                 data.completedShares.c_str(), data.totalKHashes.c_str(), data.currentHashRate.c_str());

src/drivers/nerd-nos/adc.cpp

@@ -3,7 +3,8 @@
 #include "driver/adc.h"
 #include "esp_adc_cal.h"
 
-#define ADC_CHANNEL ADC1_CHANNEL_1  // GPIO2 corresponds to ADC1 channel 1 on ESP32-S3
+#define NTC_CHANNEL ADC1_CHANNEL_1  // 10k NTC
+#define VCORE_CHANNEL ADC1_CHANNEL_2 // vcore voltage
 #define BETA 3380  // Beta value of the thermistor
 #define R0 10000   // Resistance at 25°C (10kΩ)
 #define ADC_MAX 4095  // Max ADC value for 12-bit resolution
@@ -15,7 +16,9 @@ static esp_adc_cal_characteristics_t adc1_chars;
 void nerdnos_adc_init() {
     // Configure the ADC
     adc1_config_width(ADC_WIDTH_BIT_12);  // Set ADC width (12-bit)
-    adc1_config_channel_atten(ADC_CHANNEL, ADC_ATTEN_DB_11);  // Set attenuation to read the full range of 0 to 3.3V
+    adc1_config_channel_atten(NTC_CHANNEL, ADC_ATTEN_DB_11);  // Set attenuation to read the full range of 0 to 3.3V
+    adc1_config_channel_atten(VCORE_CHANNEL, ADC_ATTEN_DB_11);  // Set attenuation to read the full range of 0 to 3.3V
+
 
     // Characterize ADC at given attenuation
     esp_adc_cal_characterize(ADC_UNIT_1, ADC_ATTEN_DB_11, ADC_WIDTH_BIT_12, 0, &adc1_chars);
@@ -23,7 +26,7 @@ void nerdnos_adc_init() {
 
 float nerdnos_get_temperature() {
     // Convert the raw ADC value to a voltage using esp_adc_cal
-    uint32_t voltage_mv = esp_adc_cal_raw_to_voltage(adc1_get_raw(ADC_CHANNEL), &adc1_chars);  // Voltage in millivolts
+    uint32_t voltage_mv = esp_adc_cal_raw_to_voltage(adc1_get_raw(NTC_CHANNEL), &adc1_chars);  // Voltage in millivolts
 
     // Convert millivolts to volts
     float voltage = voltage_mv / 1000.0;
@@ -46,3 +49,8 @@ float nerdnos_get_temperature() {
 
     return temperature_celsius;
 }
+
+float nerdnos_get_vcore() {
+    return esp_adc_cal_raw_to_voltage(adc1_get_raw(VCORE_CHANNEL), &adc1_chars);
+}
+

src/drivers/nerd-nos/adc.h

@@ -2,3 +2,4 @@
 
 void nerdnos_adc_init();
 float nerdnos_get_temperature();
+float nerdnos_get_vcore();

src/monitor.cpp

@@ -248,6 +248,10 @@ String getCurrentHashRate(unsigned long mElapsed) {
 String getCurrentTemperature() {
   return String(nerdnos_get_temperature(), 2);
 }
+
+String getCurrentVCore() {
+  return String(nerdnos_get_vcore(), 2);
+}
 #else
 String getCurrentHashRate(unsigned long mElapsed)
 {
@@ -257,6 +261,10 @@ String getCurrentHashRate(unsigned long mElapsed)
 String getCurrentTemperature() {
   return String(0.0, 2);
 }
+
+String getCurrentVCore() {
+  return String(0.0, 2);
+}
 #endif
 
 mining_data getMiningData(unsigned long mElapsed)
@@ -279,6 +287,7 @@ mining_data getMiningData(unsigned long mElapsed)
   data.totalKHashes = totalKHashes;
   data.currentHashRate = getCurrentHashRate(mElapsed);
   data.currentTemperature = getCurrentTemperature();
+  data.vcore = getCurrentVCore();
   data.templates = templates;
   data.bestDiff = best_diff_string;
   data.timeMining = timeMining;

src/monitor.h

@@ -74,6 +74,7 @@ typedef struct {
   String temp;
   String currentTime;
   String currentTemperature;
+  String vcore;
 }mining_data;
 
 typedef struct {