diff --git a/STM32F1/libraries/SPI/examples/spi_slave/spi_slave.ino b/STM32F1/libraries/SPI/examples/spi_slave/spi_slave.ino index 64f8d50..71865c5 100644 --- a/STM32F1/libraries/SPI/examples/spi_slave/spi_slave.ino +++ b/STM32F1/libraries/SPI/examples/spi_slave/spi_slave.ino @@ -1,7 +1,7 @@ -// SPI slave example -// STM32 acts as a SPI slave an reads 8 bit data frames over SPI -// The data sent to the master is a simple count (0, 1, 2, 3) that is incremented -// each time a data frame is received. +// SPI full-duplex slave example +// STM32 acts as a SPI slave and reads 8 bit data frames over SPI. +// Master also gets a reply from the slave, which is a a simple count (0, 1, 2, 3) +// that is incremented each time a data frame is received. // Serial output is here for debug #include