added comments

voltage-current-monitor-usb.ino

@@ -6,31 +6,38 @@
 #include "setup.h"
 #include "dseg7_7seggchan_mini_font_48p_regular.h"
 #include "dseg7_classic_mini_font_11p_regular.h"
-#include "DejaVu_Sans_Mono_font_12p_regular.h"
+#include "DialogInput_font_12p_regular.h"
 #include <hardware/adc.h>
 #include "images.h"
 
+//screen definitions
 #define SCREEN_WIDTH 128
 #define SCREEN_HEIGHT 64
 #define OLED_RESET -1
 #define SCREEN_ADDRESS 0x3C
 
+//variable definitions
 float voltage = 0;
 float current = 0;
 float wattage = 0;
-int usb_score = -1;
+int usb_score = 8;
 int uptime_min = 0;
 int uptime_sec = 0;
 
+
 Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
+
 void setup() {
-  adc_init();
-  adc_set_temp_sensor_enabled(true);
+  //adc_init();
+  //adc_set_temp_sensor_enabled(true);
   Serial.begin(115200);
+  //sets i2c pins
   Wire.setSDA(I2C_SDA);
   Wire.setSCL(I2C_SCL);
+  //i2c start
   Wire.begin();
 
+  //display init
   if(!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)){
     Serial.println("Display Error: Check Connections");
     Serial.print("SDA=");
@@ -49,6 +56,7 @@ void loop() {
 
 }
 
+//display draw function
 void drawDisplay() {
   if(!use_default_fonts){
    display.clearDisplay();