My bet would be that you have a bug related to java bytes being signed. To get a value between 0-255 from a byte type, use (value & 0xff) On Jun 7, 2015 04:35, "Gabor Schilten" <[email protected]> wrote:
> Hi, > > With your advice I got something working! > (Compete i2c noob here) > > Distance works up to 80 cm or so, after that I get negative values. Any > suggestions? > > Best regards, > > Gabor > > On Sat, 6 Jun 2015 07:52 Ytai Ben-Tsvi <[email protected]> wrote: > >> I2C is easy. Once you have implemented two near trivial methods, namely: >> byte readRegister(byte regnum) >> and >> void writeRegister(byte regnum, byte value) >> You can forget about I2C and start talking to the chip according to the >> information provided in >> http://kb.pulsedlight3d.com/support/solutions/articles/5000549537-control-registers >> and >> related documentation on that site. >> >> Alternatively, this sensor seems to support a different mode, where it is >> emitting PWM with bandwidth proportional to distance, so you can use this >> mode as well with PulseInput. >> >> >> On Fri, Jun 5, 2015 at 12:03 PM, Gabor Schilten <[email protected]> >> wrote: >> >>> Hi, >>> >>> I am trying to get a Lidar Lite working via the IOIO OTG board, using >>> I2C. >>> However, I'm not the most experienced I2C developer, and can;t get the >>> device to work. >>> >>> Has anyone here been playing with the same/different I2C based laser >>> distance sensor? >>> >>> Thanks, >>> >>> Gabor >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "ioio-users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/ioio-users. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "ioio-users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/ioio-users. >> For more options, visit https://groups.google.com/d/optout. >> > -- > You received this message because you are subscribed to the Google Groups > "ioio-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/ioio-users. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "ioio-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/ioio-users. For more options, visit https://groups.google.com/d/optout.
