Spi Header - sparkfun ZOE-M8Q Manual

SPI Header

This sets the ZOE-M8Q apart from the SAM-M8Q. On the underside of the product as mentioned above, is a
jumper that can be closed to allow for SPI communication. The header is labeled for the pinout for SPI.
Broken Out Pins
There are four other pins broken out: Pulse per second , Reset , Safeboot , and finally the interrupt
PPS RST SAFE
pin . The first pin outputs pulse trains syncronized with the GPS or UTC time grid. The signal defaults to
INT PPS
once per second but is configurable over a wide range. Read the u-blox Receiver Protocol Specification in the
Resources tab for more information. The reset pin resets the chip. The next pin, is used to start up the IC in
SAFE
safe boot mode. The final pin can be used to wake the chip from power save mode.
INT