91 void spi_struct_para_init(spi_parameter_struct *spi_struct)  in spi_struct_para_init()  argument
94     spi_struct->device_mode          = SPI_SLAVE;  in spi_struct_para_init()
95     spi_struct->trans_mode           = SPI_TRANSMODE_FULLDUPLEX;  in spi_struct_para_init()
96     spi_struct->frame_size           = SPI_FRAMESIZE_8BIT;  in spi_struct_para_init()
97     spi_struct->nss                  = SPI_NSS_HARD;  in spi_struct_para_init()
98     spi_struct->clock_polarity_phase = SPI_CK_PL_LOW_PH_1EDGE;  in spi_struct_para_init()
99     spi_struct->prescale             = SPI_PSC_2;  in spi_struct_para_init()
100     spi_struct->endian               = SPI_ENDIAN_MSB;  in spi_struct_para_init()
126 ErrStatus spi_init(uint32_t spi_periph, spi_parameter_struct *spi_struct)  in spi_init()  argument
141         reg1 |= spi_struct->device_mode;  in spi_init()
143         reg1 |= spi_struct->trans_mode;  in spi_init()
145         reg1 |= spi_struct->nss;  in spi_init()
147         reg1 |= spi_struct->endian;  in spi_init()
149         reg1 |= spi_struct->clock_polarity_phase;  in spi_init()
151         reg1 |= spi_struct->prescale;  in spi_init()
154 …if((SPI_FRAMESIZE_8BIT != spi_struct->frame_size) && (SPI_FRAMESIZE_16BIT != spi_struct->frame_siz…  in spi_init()
157             reg1 |= (spi_struct->frame_size & SPI_FRAMESIZE_MASK);  in spi_init()
165         reg2 |= spi_struct->device_mode;  in spi_init()
167         reg2 |= spi_struct->trans_mode;  in spi_init()
169         reg2 |= spi_struct->nss;  in spi_init()
171         reg2 |= spi_struct->endian;  in spi_init()
173         reg2 |= spi_struct->clock_polarity_phase;  in spi_init()
175         reg2 |= spi_struct->prescale;  in spi_init()
180         reg3 |= spi_struct->frame_size;  in spi_init()