• Snap Accessory Decoder PCB [09111254] ($3.00)
• Servo Accessory Decoder PCB [09111255] ($3.00)
• PIC16F18146-I/SO programmed for the Snap Accessory Decoder [0911125P.HEX] ($10.00)
• PIC16F18146-I/SO programmed for the Servo Accessory Decoder [0911125V.HEX] ($10.00)
• Snap-type Accessory Decoder kit ($40.00)
• DCC Accessory Decoder software (Free)
• DCC Accessory Decoder PCB patterns (PDF download) [09111254-5] (Free)

Kit parts list

	4 × 4-pin tactile switch, black 6×6x5mm (1mm actuator)
	1 × 22µH 1.3A 6×6mm inductor (SRN6028-220M or NRS6028T220M)
	1 × Servo Accessory Decoder PCB [09111255]

Connectors

	1 × jumper shunt
	1 × 2-pin male header (2.54mm pitch)
	1 × 12-pin male right-angle header (2.54mm pitch)
	1 × 4-way vertical polarised header with matching plug & pins (2.54mm pitch)
	2 × 2-way mini horizontal terminal block, 5.08mm pitch (blue, small, Philips)

Semiconductors

	1 × PIC16F18146-I/SO programmed for the Servo Accessory Decoder [0911125V.HEX]
	1 × 3mm green diffused LED
	1 × 3mm red diffused LED
	6 × 1N5819 40V 1A schottky diode (DO-41)
	1 × ‎MCP16311(T)-E/MS‎ buck regulator (MSOP-8)

Through-hole Capacitors

3 × 100µF 25V electrolytic

SMD Capacitors

	3 × 1µF 50V M3216/1206 X7R
	2 × 100nF 50V M3216/1206 X7R

SMD Resistors

	2 × 100kΩ ±1% M3216/1206 ¼W
	1 × 56kΩ ±1% SMD M3216/1206 ¼W
	4 × 10kΩ ±1% M3216/1206 ¼W
	2 × 1kΩ ±1% M3216/1206 ¼W
	4 × 470Ω ±1% M3216/1206 ¼W