diff --git a/firmware/Makefile b/firmware/Makefile
index 240cb70..e17315e 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -1,8 +1,8 @@
-NAME=esp8266-20180511-v1.9.4.bin
+NAME=esp8266-1m-20210418-v1.15.bin
 
 flash:
 	wget -c http://micropython.org/resources/firmware/${NAME}
-	esptool.py -p /dev/ttyUSB0 write_flash 0 ${NAME}
+	esptool.py -p /dev/ttyUSB0 write_flash --flash_size=1MB 0 ${NAME}
 
 erase:
 	esptool.py -p /dev/ttyUSB0 erase_flash
@@ -15,3 +15,9 @@ upload:
 console:
 	echo "Ctrl-A + Ctrl-Q to close Picocom"
 	picocom -b115200 /dev/ttyUSB0
+
+clone_read:
+	esptool.py -p /dev/ttyUSB0  read_flash 0 0x100000 clone.bin
+
+clone_write:
+	esptool.py -p /dev/ttyUSB0 write_flash --flash_size=1MB 0 clone.bin