ad5626: Move into the "dac" subdirectory.

This is not technically SPI as such (just a sync/clocked protocol).
It's a custom DAC protocol with SCLK, SDIN, CS#, CLR#, and LDAC# pins.

2 files changed, 34 insertions, 0 deletions

diff --git a/dac/ad5626/README b/dac/ad5626/README
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+-------------------------------------------------------------------------------
+Analog Devices AD5626
+-------------------------------------------------------------------------------
+
+This is a set of example captures of an Analog Devices AD5626 12-bit nanoDAC.
+
+Details:
+https://www.analog.com/media/en/technical-documentation/data-sheets/AD5626.pdf
+
+
+Logic analyzer setup
+--------------------
+
+The logic analyzer used was ADALM2000 (at 5MHz):
+
+  Probe       AD5626
+  ------------------
+  0           SCLK
+  1           SDIN
+  2           CS#
+
+
+Probing
+-------
+
+The sigrok command line used was:
+
+  sigrok-cli -i - -I binary:numchannels=16:samplerate=5mhz -C 0-2 -o <file>
+
+
+ad5626_write_dac.sr
+-------------------
+
+m2kcli digital auto -c buffer_size=10000 nb_samples=5000000 format=binary | sigrok-cli -i - -I binary:numchannels=16:samplerate=5mhz -o ad5626_write_dac.sr -C 0-2
diff --git a/dac/ad5626/ad5626_write_dac.sr b/dac/ad5626/ad5626_write_dac.sr
new file mode 100644
index 0000000..dd8a8b5
--- /dev/null
+++ b/dac/ad5626/ad5626_write_dac.sr