The best adaptor I have seen for the esp-01 is a chunk of IDE/ATA cable ribbon connector with 90 degree header pins soldered to it... http://imgur.com/a/GGvUO

The best adaptor I have seen for the esp-01 is a chunk of IDE/ATA cable ribbon connector with 90 degree header pins soldered to it... http://imgur.com/a/GGvUO http://imgur.com/a/GGvUO