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Altera_Forum
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11 years ago

How to select which SPI slave to read/write thru alt_avalon_spi_command()?

I have a design using Altera IP SPI (3 wire serial). In this design, the SPI master connects with 3 slaves. The driver provided by Altera is: nt alt_avalon_spi_command(alt_u32 base, alt_...
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Altera_Forum
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10 years ago

unlike I2C, we can specify the slave number that we need to control from the signal you send in.. but in spi is different usage... the case is only can control with the SS_N before you send any data signal , you may add more SS from the qsys under the spi core window..