diff --git a/README.md b/README.md
index 8494b3e..8ef213e 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-This firmware template is designed for development boards based around [STM32 F1 series micro-controller](http://www.st.com/web/en/catalog/mmc/FM141/SC1169/SS1031).
+This firmware implements the Maxim DS2432 1k-Bit Protected 1-Wire EEPROM with SHA-1 Engine using a development board based around [STM32 F1 series micro-controller](http://www.st.com/web/en/catalog/mmc/FM141/SC1169/SS1031).
 
 project
 =======
@@ -6,12 +6,19 @@ project
 summary
 -------
 
-*describe project purpose*
+Maxim DS2432 1k-Bit Protected 1-Wire EEPROM with SHA-1 Engine based on the datasheet
 
 technology
 ----------
 
-*described electronic details*
+This is a example application using the 1-Wire slave library
+
+Following DS2432 features are not implemented:
+- PF flag
+- Load First Secret function command
+- Compute Next Secret function command
+- Copy Scratchpad function command
+- prevent reading secret memory by returning 0xaa or 0x55
 
 board
 =====