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TDC7201-ZAX-EVM: Unable to locate pins on board. R/W using Arduino Uno

Part Number: TDC7201-ZAX-EVM

I wanted to connect an arduino uno to the TDC7201-ZAX-EVM but am unable to locate the enable and interrupt pins on the board. User manual doesn't mention what the ICC are for so I'm not sure if that's what I'm looking for. I am trying to read and write to the register addresses on the chip.

  • Hello Guarav,

    Thanks for posting to the sensors forum! The enable ENABLE and INT pins can be found on the jumpers J1 and J2. If you look at the schematic of the EVM found page 18 of the users guide it will have a detailed schematic of the board, I have attached an image below for review. There are some labels next to the jumpers so they will help you figure out which way these connectors are oriented.

    I am not sure what you mean by the manual doesnt mention what the ICC are for so if you could explain what you mean by this that would be helpful. 

    If you are trying to read and write to the device registers you will need to use the SPI connections. SCLK, DOUTx, DINx, and CSx. You will also need to provide power to the device as well as a couple of other signals if you are not connecting to the MSP430F5529LP. For more in depth information about the part please refer to the datasheet which can be found at this link: https://www.ti.com/lit/ds/symlink/tdc7201.pdf

    I hope this helps!

    Best,

    Isaac

  • Thanks for pointing this out. Helped out a lot.

  • Glad to help out Gaurav!

    Best,

    Isaac