Yumego
Newbie level 1

Hi all, and ty to you guys if you can help me in my problem.
Can anyone help me. I have problem while i try to send SPI byte to TLC5916 SDI. All time my spi byte is 1. cant get it to 0. I'm using 5 TLC5916 like first SDO go to next SDI and last SDO comes back to ATMega32U4. I enable spi try to make all correct but tlc but alltime all outputs to high. And i want only 1 or more random outputs to high.
Can anyone help me. I have problem while i try to send SPI byte to TLC5916 SDI. All time my spi byte is 1. cant get it to 0. I'm using 5 TLC5916 like first SDO go to next SDI and last SDO comes back to ATMega32U4. I enable spi try to make all correct but tlc but alltime all outputs to high. And i want only 1 or more random outputs to high.