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Diff: spi_functions.cpp
- Revision:
- 6:4d64960c7908
- Parent:
- 2:ac580453441f
- Child:
- 8:2196f2f75947
--- a/spi_functions.cpp Thu Jul 06 14:15:42 2017 +0000 +++ b/spi_functions.cpp Fri Dec 21 11:48:33 2018 +0000 @@ -44,14 +44,16 @@ // This is the basic function used to send the signals. { //sync = 1; - wait (0.5); + wait (0.001); // Changed from 0.5, DGC, 1 Oct 18 sync = 0; + wait(0.0001); // wait 100us for select line to go fully low after . + dac_port.write(data >> 8);// We have a 8 bit interface but need to write 16 bits. Two write in sequence (or use "transfer" instead) dac_port.write(data); - wait(0.000005); // + wait(0.0001); // wait 100us for select line to go fully high. sync = 1; wait (0.5);