User manual

37
Communication Interfaces
The interfaces and links are optional and are implemented depending on your
configuration.
5.1. SPI Interface
The SPI interface on the SPI board is a direct link to the receiver module.
The SPI interface available with the USB, CAN and SERIAL board is a port connected
to MCU but not implemented for the moment.
5.1.1. SPI Basics
The SPI interface uses the configuration mode 0; where, data is captured on the
rising edge of the clock signal and outputted on the falling.
Figure 19: Standard SPI timing diagram
The Table 13 presents the basic clock signal modes.