Update README.md

Author: ncat-system

README.md

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-# NesCat
+# NesCat 0.5
+
+NESCAT by Nathalis
+prototype version: 0.5 (c)2020
 Enhanced version Nintendo Emulator for ESP32
+
+Requirements: ESP32 WEMOS D1 MINI, SD7789 LCD, MICROSD CARD slot,
+PCM5102 I2S AUDIO MODULE, OTHER PARTS...
+
+
+### FEATURES:
+
+- MicroSD card support
+- 240*240 1.3" LCD ST7789 display                  
+- Composite TV OUT Video PAL
+- I2S AUDIO support PCM5102 module
+- PS2 (USB) KEYBOARD support (wireless not work)
+- huge NES ROMs up to 512kB (read from FLASH)
+- PS4 DualShock BlueTooth Gamepad (experimental)
+
+Only for personal & educational use! 
+