The MAX7219 is not capable of outputting any data, therefor no data out pin.
DS1302 might work with SHIFTIN/SHIFTOUT but its interface isn't really SPI.
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Re: 4 Wire SPI with Shiftin/Shiftout ?
The MAX7219 is not capable of outputting any data, therefor no data out pin.
DS1302 might work with SHIFTIN/SHIFTOUT but its interface isn't really SPI.
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