3.3v version, logic level shifter woes.

A project log for Cypress PSOC 4 + ESP8266 WS2812 RGB XMAS Lights

802.11 WIFI enabled RGB LED Strips, using the ESP8266 and $4 Psoc 4 dev board.

charliexcharliex 01/03/2015 at 06:130 Comments

The old BS138 bi directional logic level shifter can't hack 800khz., 400khz is fine, the 10K's make it too slow.

time for a M74VHC1GT125DF2G