Hi, silly question: did you put pull-ups on the bus lines?
Best regards, Hannes > Am 30.04.2018 um 14:10 schrieb Rene Doss <[email protected]>: > > > > > Hallo, > > I what to use my FT2232H for a I2C Master. Should be a simple task with > the following > > https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0ahUKEwjUvr7M-OHaAhUILFAKHd_MDvIQFggqMAA&url=http%3A%2F%2Fwww.ftdichip.com%2FSupport%2FDocuments%2FAppNotes%2FAN_255_USB%2520to%2520I2C%2520Example%2520using%2520the%2520FT232H%2520and%2520FT201X%2520devices.pdf&usg=AOvVaw0oXv754fyrRV5xnAl7nnz4 > > This document descibe what I need. > I have written some code and see the I2C message on my oscilloscope. > Thats so nice. > But I get not the NACK it is allways an ACK. (no slave in the bus). > > Now is in in the function SendByteAndCheckACK() a function calls > FT_GetQueueStatus. > > ftStatus = FT_GetQueueStatus(ftHandle, &dwNumInputBuffer); > > I do not see the function FT_GetQueueStatus in libftdi. Has this an > other name? > Or use FTDI an other polling mechanismus? > > René Doss > > > > > -- > libftdi - see http://www.intra2net.com/en/developer/libftdi for details. > To unsubscribe send a mail to [email protected] > -- libftdi - see http://www.intra2net.com/en/developer/libftdi for details. To unsubscribe send a mail to [email protected]
