S9S12XS256J0CAL Datasheet, PDF (460/738 Pages) Freescale Semiconductor, Inc – Microcontrollers

Serial Peripheral Interface (S12SPIV5)
15.4.7.5.2 SPIF
SPIF occurs when new data has been received and copied to the SPI data register. After SPIF is set, it does
not clear until it is serviced. SPIF has an automatic clearing process, which is described in
Section 15.3.2.4, “SPI Status Register (SPISR)”.
15.4.7.5.3 SPTEF
SPTEF occurs when the SPI data register is ready to accept new data. After SPTEF is set, it does not clear
until it is serviced. SPTEF has an automatic clearing process, which is described in Section 15.3.2.4, “SPI
Status Register (SPISR)”.
S12XS Family Reference Manual, Rev. 1.13
460
Freescale Semiconductor