soybean-hust

s_eot signal not asserted for spi transactions without any data. E.g. NOR flash write enable, write disable commands. Thus programs using IRQ will lost such event interrupts.

spk_clk_div = 0 is generating spi clk @half clk frequency, and sdo missed first spi_clk rising edge thus first bit(s) was not latched correctly by slave. Delay en by 1...