diff --git a/firmware/cis/LA-PCM.cis.ihex b/firmware/cis/LA-PCM.cis.ihex
new file mode 100644
index 0000000..a0ff0c7
--- /dev/null
+++ b/firmware/cis/LA-PCM.cis.ihex
@@ -0,0 +1,20 @@
+:100000000105D4F953E9FF17035338FF20040FC04B
+:1000100002002102060315390401416C6C69656414
+:100020002054656C657369732C4B2E4B00457468C6
+:1000300065726E6574204C414E20436172640043CA
+:10004000656E747265434F4D004C412D50434D0019
+:10005000FF1A0602100000020B1B08810108E06075
+:1000600000021F1B08820108E06020021F1B08839A
+:100070000108E06040021F1B08840108E060600284
+:100080001F1B08850108E06080021F1B088601080D
+:10009000E060A0021F1B08870108E060C0021F1B70
+:1000A00008880108E060E0021F1B08890108E06081
+:1000B00000031F1B088A0108E06020031F1B088B38
+:1000C0000108E06040031F1B088C0108E06060032A
+:1000D0001F1B088D0108E06080031F1B088E0108AC
+:1000E000E060A0031F1B088F0108E060C0031F1B16
+:0D00F00008900108E060E0031F1400FF000D
+:00000001FF
+#
+# Replacement CIS for Allied Telesis LA-PCM
+#