Name: Particle Programmer Shield for Photon
Brand: Adafruit
SKU: 2724

Logical pinout · physical placement not verified

One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.

USB
USB connection that powers the programmer shield and exposes the FT2232H USB-JTAG plus USB-UART interfaces, per Particle legacy accessories documentation.
Type · USBVoltage · USB powered; operating supply: USB
TX
Particle device Serial1 TX connection used by the FT2232H USB-UART interface; Particle documentation states the USB-UART interface is connected to TX and RX of a Particle device.
Type · UART
RX
Particle device Serial1 RX connection used by the FT2232H USB-UART interface; Particle documentation states the USB-UART interface is connected to TX and RX of a Particle device.
Type · UART
JTAG
FT2232H-backed JTAG programming/debug interface compatible with OpenOCD and Broadcom WICED IDE, per Particle documentation.
Type · Unknown
VIN
Photon shield header VIN rail exposed by the official programmer-shield Eagle schematic.
Type · Power
3V3
Photon shield header 3.3 V rail exposed by the official programmer-shield Eagle schematic.
Type · PowerVoltage · 3.3V
GND
Photon shield header ground pins exposed by the official programmer-shield Eagle schematic.
Type · GroundVoltage · 0V
D0-D7
Photon digital header pins exposed/broken out on the programmer shield; Particle documentation says unused pins are clearly marked and broken out into header holes, and the official schematic exposes D0 through D7.
Type · GPIO

Pin	Type	Function	Voltage
USB	USB	USB connection that powers the programmer shield and exposes the FT2232H USB-JTAG plus USB-UART interfaces, per Particle legacy accessories documentation.	USB powered; operating supply: USB
TX	UART	Particle device Serial1 TX connection used by the FT2232H USB-UART interface; Particle documentation states the USB-UART interface is connected to TX and RX of a Particle device.
RX	UART	Particle device Serial1 RX connection used by the FT2232H USB-UART interface; Particle documentation states the USB-UART interface is connected to TX and RX of a Particle device.
JTAG	Unknown	FT2232H-backed JTAG programming/debug interface compatible with OpenOCD and Broadcom WICED IDE, per Particle documentation.
VIN	Power	Photon shield header VIN rail exposed by the official programmer-shield Eagle schematic.
3V3	Power	Photon shield header 3.3 V rail exposed by the official programmer-shield Eagle schematic.	3.3V
GND	Ground	Photon shield header ground pins exposed by the official programmer-shield Eagle schematic.	0V
D0-D7	GPIO	Photon digital header pins exposed/broken out on the programmer shield; Particle documentation says unused pins are clearly marked and broken out into header holes, and the official schematic exposes D0 through D7.

Logical pinout · physical placement not verified

One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.

Pin details

8 connections

USB
USB connection that powers the programmer shield and exposes the FT2232H USB-JTAG plus USB-UART interfaces, per Particle legacy accessories documentation.
USBVoltage · USB powered; operating supply: USB
TX
Particle device Serial1 TX connection used by the FT2232H USB-UART interface; Particle documentation states the USB-UART interface is connected to TX and RX of a Particle device.
UART
RX
Particle device Serial1 RX connection used by the FT2232H USB-UART interface; Particle documentation states the USB-UART interface is connected to TX and RX of a Particle device.
UART
JTAG
FT2232H-backed JTAG programming/debug interface compatible with OpenOCD and Broadcom WICED IDE, per Particle documentation.
Unknown
VIN
Photon shield header VIN rail exposed by the official programmer-shield Eagle schematic.
Power
3V3
Photon shield header 3.3 V rail exposed by the official programmer-shield Eagle schematic.
PowerVoltage · 3.3V
GND
Photon shield header ground pins exposed by the official programmer-shield Eagle schematic.
GroundVoltage · 0V
D0-D7
Photon digital header pins exposed/broken out on the programmer shield; Particle documentation says unused pins are clearly marked and broken out into header holes, and the official schematic exposes D0 through D7.
GPIO

Start wiring

Shield

Confirm the data interface matches your host board.

Module pins: VIN, 3V3, GND, TX, RX. Schematik maps them to your board in the app.

Add-ons

269 other options

About 270 add-ons across Pi HATs, Arduino shields, and FeatherWings. The same function — motor control, PoE, display — usually ships once per host connector family. Get the host board right first.

View all 269

Related groups

4 groups

Arduino

About 75 boards across every Arduino generation: 5V Uno/Mega/GIGA, 3.3V MKR and Portenta, plus DFRduino and Bluno compatibles. Confirm the voltage rail before stacking any shield.

Boards · Arduino boards · 77 parts

ESP32

Wi-Fi and Bluetooth on a single chip, in every shape from Espressif DevKitC to Adafruit Feathers with STEMMA QT, DFRobot FireBeetles tuned for battery life, and Seeed XIAOs under a thumbnail.

Boards · ESP32 boards · 159 parts

Other MCUs

Specialists: Teensy for high-clock audio and USB, Adafruit SAMD boards running CircuitPython or the Arduino IDE, proper STM32 eval kits, and the micro:bit classroom ecosystem. Schematik builds target ESP32, Arduino Uno, and Pico; come here when you have a specific reason to.

Boards · Other MCU boards · 229 parts

Pi Pico

The Raspberry Pi MCU line — Pico, Pico 2, and third-party boards on the same silicon — plus a deep bench of Pico-pinout displays, loggers, and radio modules that do nothing without a Pico plugged in.

Boards · Pico & RP2040 boards · 43 parts