https://devzone.nordicsemi.com/f/nordic-q-a/9631/is-the-nrf52-development-kit-pca10040-the-same-pcba-as-the-nrf52-preview-development-kit-pca10036I was just at the Nordic nRF52 Global Tour in Atlanta and I received the nRF52 Development Kit (PCA10040). One of the Nordic engineers mentioned that the nRF52832 is at rev ES2 &quot;Engineering Sample 2&quot; and this is on PCA10040. They also mentioned that theen-USTelligent Community 13Fri, 09 Oct 2015 06:43:40 GMThttps://devzone.nordicsemi.com/thread/35599?ContentTypeID=1Fri, 09 Oct 2015 06:43:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d15abba0-708d-4095-9e24-0a541accc51a&#216;yvind Karlsen<p>Hi,</p> <p>The PCA10040 is not in full release yet, and as such all documentation is not yet available(errata, altium files etc.). You are correct that the PCA10040 contains the new ES2 chip, there may also be some slight alterations to the PCB. There are no changes to the pinout of the ES2 chip.</p> <p>Best regards,</p> <p>Øyvind</p><div style="clear:both;"></div>