Connect the Main Ribbon Bus cable to the Raspberry Pi's 40-pin header and to the Zynaptik module. The red wire is pin 1, so if you are looking at the case from the front, it should be on the right. | Connect the Main Ribbon Bus cable to the Raspberry Pi's 40-pin header and to the Zynaptik module. The red wire is pin 1, so if you are looking at the case from the front, it should be on the right. |