

Pico DAP Fullsize
A CMSIS-DAP Device for the Pi Pico, based on free-dap
- Size
- 25 × 65 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 8
- Nets
- 63
- Pads
- 120
- Tracks, vias
- 17, 0
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 19 Nov 2024
- Updated
- 22 Feb 2025
Overview
Pico DAP Fullsize is an open-source printed circuit board by ADBeta, from the ADBeta/Pico-DAP repository on GitHub. It is a 2-layer board of 25 × 65 mm with 8 parts on 63 nets, routed with 17 tracks and 0 vias.
Its parts include 4 diodes, 2 connectors and 1 IC. It belongs with the RP2040 boards of this library.
README
README.mdPico-DAP
Pico-DAP is a CMSIS-DAP and Virtual COM Port (VCP) Device for programming
ARM based Microcontrollers, based on the RP2040 Raspberry Pi Pico
architecture, using the Pico-SDK toolchain.
This reason for this project is to perfect the CMSIS-DAP device handling for
one specific device, without the worry of porting in the future.
The project is open to the community and any ideas you have.
Flashing
pico-dap.bin and pico-dap.uf2 files are available in the
Binaries directory.
Use the .uf2 if you are flashing via USB bootloader, or .bin if you are
flashing via SWD.
PCBs
Pico-DAP-Zero
The original PCB for this project, using an aftermarket Pico Zero Development board
TODO
- Move free-dap to a Pico-SDK Project
- Make a PCB for the regular Pico
- Make a PCB for a bare RP2040
- Change USB VID and PID
Possible Changes
- Add CH32V SWIO Support
- Make specific JTAG USB Adatper
ADBeta (c) 2024
Parts
8| Qty | Value | Footprint | References |
|---|---|---|---|
| 1 | 3K3 | Resistor_SMD:R_Array_Convex_4x0603 | RN1 |
| 1 | CONN_PROG | Footprints:Conn_2x5_Dual_Side | J1 |
| 1 | CONN_UART | Footprints:Conn_2x2_Dual_Side | J2 |
| 1 | DAP_STATUS | LED_SMD:LED_0402_1005Metric_Pad0.77x0.64mm_HandSolder | D3 |
| 1 | PWR | LED_SMD:LED_0402_1005Metric_Pad0.77x0.64mm_HandSolder | D1 |
| 1 | Pico | Footprints:RPi_Pico_SMD_TH | U1 |
| 1 | SWCLK | LED_SMD:LED_0402_1005Metric_Pad0.77x0.64mm_HandSolder | D4 |
| 1 | VCP_STATUS | LED_SMD:LED_0402_1005Metric_Pad0.77x0.64mm_HandSolder | D2 |
Questions
How big is the Pico DAP Fullsize PCB?
It measures 25 × 65 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Pico DAP Fullsize use?
8 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Pico DAP Fullsize KiCad files?
From the ADBeta/Pico-DAP repository on GitHub, at the commit this page was made from: the board is PCB/Pico-DAP-Fullsize/Pico-DAP-Fullsize.kicad_pcb and its schematic PCB/Pico-DAP-Fullsize/Pico-DAP-Fullsize.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Pico DAP Fullsize design in my own project?
Its repository states no licence, so its author keeps all rights: ask ADBeta before reusing the design.
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