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ssoe not work

Question asked by huang qingyun on Apr 12, 2019
Latest reply on Apr 15, 2019 by Daniel Martynek

when i change spi(MC9S12XEP100CAG) clock edge from faling to rising edge, the spi1 module's slave select pin PH3 does not generate chip select signal(from high level to low level). but it works well when clock edge is faling edge. i was using codewarrior processor expert to develope the mcu.