Reply
Posts: 4
Registered: ‎03-17-2017

I2C communication with SI1145 UV light

hello guys. I have weird waveform for my Si1145 UV light sensor. can you guys confirm for you pleasesss. I sent 0xc0, 0x00,oxc1, and i am trying to read data from sensor. please correct me if i did wrong. i need help !!1111.png

Posts: 2,872
Registered: ‎02-07-2002

Re: I2C communication with SI1145 UV light

Can you explain why it looks weird to you?

Posts: 4
Registered: ‎03-17-2017

Re: I2C communication with SI1145 UV light

i am trying to read uv index from si1145. I don't know what binary bits to expect.
Posts: 2,872
Registered: ‎02-07-2002

Re: I2C communication with SI1145 UV light

How can it look weird if you don't know what to expect?

Posts: 4
Registered: ‎03-17-2017

Re: I2C communication with SI1145 UV light

the value i got from arduino is quite different then the binary bits that i got from PIC24f.

Posts: 298
Registered: ‎09-22-2009

Re: I2C communication with SI1145 UV light

What values are you getting?