diff --git a/README.md b/README.md
index cf71fc9..330afa6 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,14 @@
[](http://www.youtube.com/watch?v=EnLS2lJF1Ls "Battery Gauges")
+** TinyWifiScanner.ino **
+
+A small WiFi scanner and battery meter for the Heltec WiFi Kit 8 - Click to watch demo video:
+
+[](http://www.youtube.com/watch?v=5GtzhiT66i0 "TinyWiFiScanner")
+
# Useful links
-Use the following guide to setup the arduino environment for the wifi kit 8: [https://robotzero.one/heltec-wifi-kit-8/](https://robotzero.one/heltec-wifi-kit-8/)
\ No newline at end of file
+Use the following guide to setup the arduino environment for the wifi kit 8: [https://robotzero.one/heltec-wifi-kit-8/](https://robotzero.one/heltec-wifi-kit-8/)
+
+Simple how to set up for access point mode or station mode: [https://lastminuteengineers.com/creating-esp8266-web-server-arduino-ide/](https://lastminuteengineers.com/creating-esp8266-web-server-arduino-ide/)
\ No newline at end of file
diff --git a/README.md b/README.md
index cf71fc9..330afa6 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,14 @@
[](http://www.youtube.com/watch?v=EnLS2lJF1Ls "Battery Gauges")
+** TinyWifiScanner.ino **
+
+A small WiFi scanner and battery meter for the Heltec WiFi Kit 8 - Click to watch demo video:
+
+[](http://www.youtube.com/watch?v=5GtzhiT66i0 "TinyWiFiScanner")
+
# Useful links
-Use the following guide to setup the arduino environment for the wifi kit 8: [https://robotzero.one/heltec-wifi-kit-8/](https://robotzero.one/heltec-wifi-kit-8/)
\ No newline at end of file
+Use the following guide to setup the arduino environment for the wifi kit 8: [https://robotzero.one/heltec-wifi-kit-8/](https://robotzero.one/heltec-wifi-kit-8/)
+
+Simple how to set up for access point mode or station mode: [https://lastminuteengineers.com/creating-esp8266-web-server-arduino-ide/](https://lastminuteengineers.com/creating-esp8266-web-server-arduino-ide/)
\ No newline at end of file
diff --git a/TinyWiFiScanner.ino b/TinyWiFiScanner.ino
new file mode 100755
index 0000000..d927f7f
--- /dev/null
+++ b/TinyWiFiScanner.ino
@@ -0,0 +1,219 @@
+/*
+ This sketch demonstrates how to scan WiFi networks.
+ The API is almost the same as with the WiFi Shield library,
+ the most obvious difference being the different file you need to include:
+*/
+#include "ESP8266WiFi.h"
+#include <Arduino.h>
+#include <U8g2lib.h>
+
+#ifdef U8X8_HAVE_HW_SPI
+#include <SPI.h>
+#endif
+#ifdef U8X8_HAVE_HW_I2C
+#include <Wire.h>
+#endif
+
+U8G2_SSD1306_128X32_UNIVISION_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ 16, /* clock=*/ 5, /* data=*/ 4);
+ADC_MODE(ADC_VCC);
+
+void setup() {
+ Serial.begin(115200);
+
+ // sceen stuff
+ pinMode(10, OUTPUT);
+ pinMode(9, OUTPUT);
+ digitalWrite(10, 0);
+ digitalWrite(9, 0);
+ u8g2.begin();
+ u8g2.enableUTF8Print();
+
+ Serial.println("Setup done");
+
+ getBatteryLevel();
+
+ // Set WiFi to station mode and disconnect from an AP if it was previously connected
+ WiFi.mode(WIFI_STA);
+ WiFi.disconnect();
+ delay(100);
+}
+
+void getBatteryLevel() {
+ u8g2.setFont(u8g2_font_8x13_mf);
+
+ uint32_t getVcc = ESP.getVcc();
+ Serial.println(getVcc);
+
+ // printing getVcc to screen
+ /*
+ String batvol2 = "";
+ batvol2 += getVcc;
+ char batChr[batvol2.length()+1];
+ batvol2.toCharArray(batChr, batvol2.length()+1);
+ u8g2.drawStr(0,10,batChr);
+ */
+
+ float measuredvbat = getVcc; // for actual voltage
+ measuredvbat /= 1024; // convert to voltage
+ Serial.println(measuredvbat);
+
+ //printing actual votage to screen
+ /*
+ String batvol = "";
+ batvol += measuredvbat;
+ char batChr2[batvol.length()+1];
+ batvol.toCharArray(batChr2, batvol.length()+1);
+ u8g2.drawStr(0,20,batChr2);
+ */
+
+ int percent = map(getVcc, 2300, 3000, 1, 11); // turn vcc into batt perentage (yea I know it's not that accurate due to dropoff rate)
+ if(percent > 11){ percent = 11; }
+ if(percent < 1){ percent = 1; }
+
+ u8g2.setFont(u8g_font_unifont);
+ //u8g.setFont(u8g_font_osb21);
+ u8g2.drawFrame(111,24,15,8);
+ u8g2.drawBox(113,26,percent,4); //3rd param is %(1-11)
+ u8g2.drawBox(126,26,2,4);
+
+}
+
+void drawScrollString(int16_t offset, const char *s){
+ static char buf[36]; // should for screen with up to 256 pixel width
+ size_t len;
+ size_t char_offset = 0;
+ u8g2_uint_t dx = 0;
+ size_t visible = 0;
+
+ u8g2.setDrawColor(0); // clear the scrolling area
+ u8g2.drawBox(0, 30, u8g2.getDisplayWidth()-1, u8g2.getDisplayHeight()-1);
+ u8g2.setDrawColor(1); // set the color for the text
+
+ len = strlen(s);
+ if ( offset < 0 )
+ {
+ char_offset = (-offset)/8;
+ dx = offset + char_offset*8;
+ if ( char_offset >= u8g2.getDisplayWidth()/8 )
+ return;
+ visible = u8g2.getDisplayWidth()/8-char_offset+1;
+ strncpy(buf, s, visible);
+ buf[visible] = '\0';
+ u8g2.setFont(u8g2_font_6x10_mf);
+ u8g2.drawStr(char_offset*8-dx, 30, buf);
+ }
+ else
+ {
+ char_offset = offset / 8;
+ if ( char_offset >= len )
+ return; // nothing visible
+ dx = offset - char_offset*8;
+ visible = len - char_offset;
+ if ( visible > u8g2.getDisplayWidth()/8+1 )
+ visible = u8g2.getDisplayWidth()/8+1;
+ strncpy(buf, s+char_offset, visible);
+ buf[visible] = '\0';
+ u8g2.setFont(u8g2_font_6x10_mf);
+ u8g2.drawStr(-dx, 30, buf);
+ }
+
+}
+
+void loop() {
+ //u8g2.clearBuffer(); // only need this if you want "scanning..." on a clear screen!
+
+ int16_t offset = -(int16_t)u8g2.getDisplayWidth();
+ int16_t len = strlen("Scanning...");
+ for(;;) // then do the scrolling
+ {
+
+ drawScrollString(offset, "Scanning..."); // no clearBuffer required, screen will be partially cleared here
+ getBatteryLevel();
+ u8g2.sendBuffer(); // transfer internal memory to the display
+
+ delay(20);
+ offset+=2;
+ if ( offset > len*8+1 )
+ break;
+ }
+ u8g2.sendBuffer();
+
+ Serial.println("scan start");
+
+ // WiFi.scanNetworks will return the number of networks found
+ int n = WiFi.scanNetworks();
+ Serial.println("scan done");
+ if (n == 0) {
+ Serial.println("no networks found");
+ } else {
+ Serial.print(n);
+ Serial.println(" networks found");
+
+ for (int i = 0; i < n; ++i) {
+ // Print SSID and RSSI for each network found
+ Serial.print(i + 1);
+ Serial.print(": ");
+ Serial.print(WiFi.SSID(i));
+
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_8x13_mf);
+ char ssid[WiFi.SSID(i).length()+1];
+ WiFi.SSID(i).toCharArray(ssid, WiFi.SSID(i).length()+1);
+ u8g2.drawStr(0,9,ssid);
+ u8g2.print(WiFi.SSID(i));
+
+ Serial.print(" (");
+ Serial.print(WiFi.RSSI(i));
+ Serial.print(")");
+ Serial.println((WiFi.encryptionType(i) == ENC_TYPE_NONE) ? " " : "*");
+ u8g2.setFont(u8g2_font_6x12_mf);
+
+ switch(WiFi.encryptionType(i)){
+ case ENC_TYPE_NONE:
+ u8g2.drawStr(0,21,"Open");
+ break;
+ case ENC_TYPE_WEP:
+ u8g2.drawStr(0,21,"WEP");
+ break;
+ case ENC_TYPE_TKIP:
+ u8g2.drawStr(0,21,"WPA/PSK");
+ break;
+ case ENC_TYPE_CCMP:
+ u8g2.drawStr(0,21,"WPA2/PSK");
+ break;
+ case ENC_TYPE_AUTO:
+ u8g2.drawStr(0,21,"WPA/WPA2/PSK");
+ break;
+ default:
+ u8g2.drawStr(0,21,"Unknown Encryption");
+ break;
+ }
+
+ u8g2.setFont(u8g2_font_6x10_mf);
+ String chStr = "";
+ chStr += WiFi.channel(i);
+ char chan[chStr.length()+1];
+ chStr.toCharArray(chan, chStr.length()+1);
+
+ String rssiStr = "";
+ rssiStr += WiFi.RSSI(i);
+ char rssi[rssiStr.length()+1];
+ rssiStr.toCharArray(rssi, rssiStr.length()+1);
+ String toWrite = "ch: "+chStr+" dB: "+rssiStr;
+
+ char chrWrite[toWrite.length()+1];
+ toWrite.toCharArray(chrWrite, toWrite.length()+1);
+
+ u8g2.drawStr(0,32,chrWrite);
+
+ getBatteryLevel();
+
+ u8g2.sendBuffer();
+ delay(2000); // was 2000
+ }
+ }
+ Serial.println("");
+
+ // Wait a bit before scanning again
+ delay(1000);
+}