Looks to me like Tensorflow itself changed.
And there is a new tflite version, and in sources I found SPACE_TO_BATCH and BATCH_TO_SPACE
I will give EdgeImpuls a try, but this will take some time.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Looks to me like Tensorflow itself changed.
And there is a new tflite version, and in sources I found SPACE_TO_BATCH and BATCH_TO_SPACE
I will give EdgeImpuls a try, but this will take some time.