Medusa Pro 20 Pin adapter is intended to be used with Medusa Pro Box. Its pins are marked in accordance with Medusa Pro Box pinout.
This adapter has marked pinouts for JTAG and MMC interfaces, so you can easily find a required pin without checking the software. The adapter has external pads, so you can solder a wire of a required thickness. You can buy this adapter if you need few adapters with different pinouts or you just want to replace the one that has been included in Medusa Pro Box package.
Pinout:
JTAG top side
Pin1 VREF
Pin3 TRST
Pin5 TDI
Pin7 TMS
Pin9 TCK
Pin11 RTCK
Pin13 TD0
Pin15 Reset
Pin17 NC
Pin19 NC
eMMC bottom side:
Pin2 GND
Pin4 EMMc D0
Pin6 EMMc D1
Pin8 EMMc D2
Pin10 EMMc D3
Pin12 EMMC CLK
Pin14 EMMC CMD
Pin16 GND
Pin18 2.8V