TT054 Loncar Octal Current Source

Owned by Jim MacArthur
Last updated: Mar 17, 2022
2 min read

8 channels of single-direction current sources into ground (not sinks).  Uses TTCS8P_1550F as the base board:



I went with the M4 (TTSAME51) processor in case we needed future bandwidth to close loops.

Schematic of base board:


The DAC is the TTDAC8554.  Schematics:



Arduino code:


Copyright © 2024 The President and Fellows of Harvard College * Accessibility * Support * Request Access * Terms of Use