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UFSx RJ-45 Connector Pinout Info
1 - Vpp
2 - GND
3 - M-Bus
4 - Tx
5 - Rx
6 - IBI
7 - P3v - Power (3 volt)
8 - P5v - Power (5 volt)
and the drawing for the k750i pinouts and connected:
1 - Vpp to k750 pin 8(vppflash)
2 - GND to k750 pin 9(gnd)
3 - M-Bus to k750 pin 6(dtms)
4 - Rx to k750 pin 11(cfms) should be pin 10
5 - Tx to k750 pin 10(ctms) should be pin 11
6 - IBI to k750 pin 5(dfms)
7 - P3v - Power (3 volt)
8 - P5v - Power (5 volt) to k750 pin 12(ign)