Ordered board still have its old nomenclature printed KIT_A2G_TC387_3.3V_TFT With this general purpose AURIX™ TC387_3.3 V_TFT evaluation board, customers can quickly start developing, evaluating and testing their software. The board features various communication interfaces such as CAN FD, Gigab...
but according to datasheet of DAC122S085 it seems that these digital samples must be sent to DAC device one by one (see below decription). For example, SLSO must be set low when transfer start and set high when tranfer is finished, after this tranfer round, ...