diff --git a/combine.py b/combine.py
new file mode 100644
index 0000000..7513ff7
--- /dev/null
+++ b/combine.py
@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+
+booloaderData = open("build/bootloader/bootloader.bin", "rb").read()
+partitionData = open("build/partitions_singleapp.bin", "rb").read()
+appData = open("build/mkrwifi1010-fw.bin", "rb").read()
+
+# calculate the output binary size, app offset 
+outputSize = 0x10000 + len(appData)
+if (outputSize % 1024):
+	outputSize += 1024 - (outputSize % 1024)
+
+# allocate and init to 0xff
+outputData = bytearray(b'\xff') * outputSize
+
+# copy data: bootloader, partitions, app
+for i in range(0, len(booloaderData)):
+	outputData[0x1000 + i] = booloaderData[i]
+
+for i in range(0, len(partitionData)):
+	outputData[0x8000 + i] = partitionData[i]
+
+for i in range(0, len(appData)):
+	outputData[0x10000 + i] = appData[i]
+
+# write out
+with open("NINA_W102.bin","w+b") as f:
+	f.seek(0)
+	f.write(outputData)