Update README.md

luyang14 · luyang14 · commit 10880066fa3a · 2022-12-02T16:38:40.000+08:00
diff --git a/README.md b/README.md
@@ -1,8 +1,10 @@
 # SFLib
 
+You can easily read and write flash storage, such as W25Q32
+
 This lib is available for ESP32\ESP8266 STM32dunio Arduino
 
-I only tested it on stM32
+I only tested it on stm32
 
 example
 ```cpp
