diff --git a/doc/TWI_CABLE_ASSY_NOTES.md b/doc/TWI_CABLE_ASSY_NOTES.md
index 1e11140..0e96dad 100644
--- a/doc/TWI_CABLE_ASSY_NOTES.md
+++ b/doc/TWI_CABLE_ASSY_NOTES.md
@@ -73,6 +73,15 @@ View:
 
 * Male plug solder cups viewed from assembly face
 
+Harris 9 Pin Portable Accessory Connector
+-----------------------------------------
+
+![pinout](pic/harris_9_pin_port_accy.png)
+
+View:
+
+* Female jack contacts from mating face (radio side)
+
 AC100
 -----
 
@@ -158,3 +167,16 @@ Pinout:
 * DB15 pin 7 - Hirose Pin 4
 * DB15 pin 8 - 2k Resistor - Hirose Pin 2
 * DB15 pin 13 - Hirose Pin 2
+
+AC109
+-----
+
+* 6 pin female jack Hirose to male Harris 9 pin portable accessory connector
+* Equivalent to Harris 12082-0400-A1 cable
+
+Pinout:
+
+* Accessory Pin 3 - 20k Resistor - Hirose Pin 4
+* Accessory Pin 5 - Hirose Pin 4
+* Accessory Pin 6 - Hirose Pin 2
+* Accessory Pin 9 - Hirose Pin 4
diff --git a/doc/pic/harris_9_pin_port_accy.png b/doc/pic/harris_9_pin_port_accy.png
new file mode 100644
index 0000000..84f458d
Binary files /dev/null and b/doc/pic/harris_9_pin_port_accy.png differ
diff --git a/hw/Master BOM.xlsx b/hw/Master BOM.xlsx
index ee8e992..1dad788 100644
Binary files a/hw/Master BOM.xlsx and b/hw/Master BOM.xlsx differ