Update readme.md

Vrisha213 · Jun 1, 2024 · bda138d · bda138d
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diff --git a/IOT(Internet of Things)/Basic/Automated_Billing_System/readme.md b/IOT(Internet of Things)/Basic/Automated_Billing_System/readme.md
@@ -14,7 +14,7 @@ The project involves creating an automated billing system using ESP32 and MFRC52
 8. Arduino IDE - Software
 
 ## The circuit diagram is as shown
-![circuit](https://github.com/Vrisha213/Project-Guidance/assets/74671946/cadfe1e1-0a9a-4178-b9cf-28ce008be874)
+![circuit](https://github.com/Vrisha213/Project-Guidance/assets/74671946/5ad2ac2d-8202-4d4f-935e-20bfb2dd2aea)
 
 ## The implementation diagram is as shown
 ![setup (1) (1) (1)](https://github.com/Vrisha213/Project-Guidance/assets/74671946/1e68a67f-29c2-41cd-b2be-e6bf6be39241)