ESP-12F (ESP8266) programmer

Programming fixture for ESP-12F modules.
Requires:
16 pcs. PL75-B1 spring test probes.
1 pcs. Wemos D1 mini with ESP-12F module on board.

Remove the ESP-12F module from the Wemos board (use heat gun).
Clean the Wemos board and glue (epoxy) the printed center-block to the Wemos board (assemble the full fixture to align the Wemos board and the center block while the epoxy is hardening).
Mount the test probes in the center-block and solder to Wemos board.

The ESP-12F module must be held against the test probes during the programming.