diff --git a/micropython/esp32-image/image.bin b/micropython/esp32-image/image.bin
new file mode 100644
index 0000000..5985f1c
Binary files /dev/null and b/micropython/esp32-image/image.bin differ
diff --git a/micropython/esp32-image/notes.txt b/micropython/esp32-image/notes.txt
new file mode 100644
index 0000000..594acec
--- /dev/null
+++ b/micropython/esp32-image/notes.txt
@@ -0,0 +1,6 @@
+# flashing
+esptool.py --port /dev/ttyUSB0 erase_flash
+esptool.py --chip esp32 --port /dev/ttyUSB0 write_flash -z 0x1000 image.bin
+
+# creating an image
+esptool.py --port /dev/ttyUSB0 --baud 115200 read_flash 0x1000 4000000 image.bin