Breakout for JLink Base Compact

[ijager]

Requirements:

• 20 pins (2x10) header for connecting with JLink Base Compact (bonus points for Notch)
• 6 pins REDFIT connector (see SKEDD-jtag+uart)
• UART breakout 4 pins 2.54 pitch with pinout: GND - TX - RX - VCC
• Optional picoblade connector (see SKEDD-jtag+uart)

Steps:

• Figure out pinout for Jlink
• Find connectors and footprints
• Make schematic
• Make layout

[ijager]

Similar to https://www.digikey.co.uk/en/products/detail/olimex-ltd/ARM-JTAG-20-10/3471401 but with a different pin mapping

[ijager]

pins for 6 pins REDFIT connector: SWDIO, SWCLK, RX, TX, GND, VCC