diff --git a/README.md b/README.md
index 95307b6..b08b365 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,18 @@ serial: /dev/serial/by-id/usb-1a86_USB2.0-Serial-if00-port0
 baud: 250000
 ```
 
-`250000` is fastest transfer supported by Ender 3 board.  It needs to match baud setting in `make menuconfig` low-level settings.
+`250000` is fastest transfer supported by Ender 3 board.  It needs to match baud setting in `make menuconfig` low-level settings:
+
+```
+[*] Enable extra low-level configuration options
+    Micro-controller Architecture (Atmega AVR)  --->
+    Processor model (atmega1284p)  --->
+    Processor speed (16Mhz)  --->
+    Communication interface (UART0)  --->
+[ ] Compile for simulavr software emulation
+(250000) Baud rate for serial port
+()  GPIO pins to set at micro-controller startup
+```
 
 ```bash
 cd ~/klipper