From 1731d7338db14fb7d6fcdaa789fd7b99f9ec6e80 Mon Sep 17 00:00:00 2001
From: vicentebearth <bearthvicente@gmail.com>
Date: Thu, 23 Jul 2026 10:54:54 +0200
Subject: [PATCH] Update voltage-current-monitor-usb.ino

---
 voltage-current-monitor-usb.ino | 56 ++++++++++++++++++++++++++++++---
 1 file changed, 51 insertions(+), 5 deletions(-)

diff --git a/voltage-current-monitor-usb.ino b/voltage-current-monitor-usb.ino
index 83a0a2f..bd825fe 100644
--- a/voltage-current-monitor-usb.ino
+++ b/voltage-current-monitor-usb.ino
@@ -19,6 +19,8 @@ float voltage = 0;
 float current = 0;
 float wattage = 0;
 int usb_score = -1;
+int uptime_min = 0;
+int uptime_sec = 0;
 
 Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
 void setup() {
@@ -92,6 +94,24 @@ void drawDisplay() {
    }
    display.print(analogReadTemp(),1);
    display.print(" C°");
+   if(use_bitmaps){
+     display.drawBitmap(65,0,clock_bitmap,16,16,WHITE);
+     display.setCursor(82,16);
+   }
+   else{
+    display.setCursor(82,16);
+   }
+   display.drawFastVLine(62,0,16,WHITE);
+   if(uptime_min<10){
+    display.print("0");
+   }
+   display.print(uptime_min);
+   display.print(":");
+   display.setFont(&DSEG7_Classic_Mini_Regular_11);
+   if(uptime_sec < 10){
+    display.print("0");
+   }
+   display.print(uptime_sec);
    display.display();
   }
   else {
@@ -116,15 +136,41 @@ void drawDisplay() {
    if(use_bitmaps){
      display.setCursor(16,0);
      display.drawBitmap(0,0,temperature_bitmap,16,16,WHITE);
-     display.setFont(&DSEG7_Classic_Mini_Regular_11);
+     display.setFont(NULL);
+     display.setCursor(16,8);
+   }
+   else {
+    display.setCursor(0,8);
+   }
+   display.print(analogReadTemp(),1);
+   display.print(" C");
+   if(use_bitmaps){
+     display.setCursor(16,0);
+     display.drawBitmap(0,0,temperature_bitmap,16,16,WHITE);
      display.setCursor(16,16);
    }
    else {
-    display.setCursor(0,16);
+    display.setCursor(0,8);
    }
-   display.print(analogReadTemp(),1);
-   display.print(" C°");
-   display.display();
+
+   if(use_bitmaps){
+     display.drawBitmap(65,0,clock_bitmap,16,16,WHITE);
+     display.setCursor(82,8);
+   }
+   else{
+    display.setCursor(94,8);
+   }
+   display.drawFastVLine(62,0,16,WHITE);
+   if(uptime_min<10){
+    display.print("0");
+   }
+   display.print(uptime_min);
+   display.print(":");
+   display.setFont(NULL);
+   if(uptime_sec < 10){
+    display.print("0");
+   }
+   display.print(uptime_sec);
    display.display();
   }
 }