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prod/doc/: added scope screen shots to analysis; show crystal as alt GND for clk
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@ -5,6 +5,7 @@ GENERATED=index.html setup.html flash.html test.html analysis.html \
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atben-A-small.png atusb-A-small.png \
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atben-B-small.png atusb-B-small.png \
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atrf-path-small.png
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ORIGINAL=atben-clkm.png atusb-clkm.png atusb-clk.png
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DL=http://downloads.qi-hardware.com/people/werner/wpan/tmp
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@ -61,7 +62,7 @@ atrf-path-small.png: \
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atrf-path.png
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convert -scale 50% $< $@
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upload: $(GENERATED) $(DOWNLOADS)
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upload: $(GENERATED) $(DOWNLOADED) $(ORIGINAL)
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rsync -e ssh $^ \
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www-data@downloads.qi-hardware.com:werner/wpan/prod/
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@ -24,6 +24,8 @@
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<SECTION ref="orientation" title="Component orientation">
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@@@
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<!-- ====================================================================== -->
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@ -42,7 +44,7 @@ On <B>atusb</B>, there is also the USB voltage domain at nominally 5.0 V.
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<P>
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Voltages should be tested in the following order: USB, then I/O, then
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digital, and finally analog. The table below gives the permissible
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ranges. Any voltages outside of these ranges indicate a problem.
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ranges. Any voltages outside these ranges indicate a problem.
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<P>
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<TABLE frame="border" cellpadding="2">
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<TR><TH>Domain<TH>Nominal<TH>Minimum<TH>Maximum
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@ -51,7 +53,6 @@ ranges. Any voltages outside of these ranges indicate a problem.
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<TR><TD>Digital<TD>1.8 V<TD>1.7 V<TD>1.9 V
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<TR><TD>Analog<TD>1.8 V<TD>1.7 V<TD>1.9 V
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</TABLE>
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<P>
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<!-- ---------------------------------------------------------------------- -->
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@ -170,9 +171,13 @@ atrf-txrx -d net:ben -C 1
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This configures <B>atben</B> as a promiscuous receiver. The reception
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of any IEEE 802.15.4 frame or pressing Ctrl-C will terminate the command.
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<P>
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The clock signal (CLKM) is available on the test pad shown here:
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The clock signal (CLKM) is available on the test pad shown on the image
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on the left, and it should look roughly as shown in the screen shot on
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the right:
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<P>
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<A href="atben-A.png"><IMG src="atben-A-small.png"></A>
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<A href="atben-A.png"><IMG src="atben-A-small.png" align="left"></A>
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<IMG src="atben-clkm.png">
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<P>
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<TABLE frame="border" cellpadding="2">
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<TR><TH align="left">Clock<TH align="left">Action
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@ -201,6 +206,14 @@ either as the direct output from the transceiver (CLKM) or after passing
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a low-pass filter (CLK):
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<P>
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<A href="atusb-A.png"><IMG src="atusb-A-small.png"></A>
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<IMG src="atusb-clkm.png">
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<IMG src="atusb-clk.png">
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<P>
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The left screen shot shows the clock (CLKM) before the low-pass filter
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while the right screen shows the clock (CLK) after the the low-pass
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filter.
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<P>
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<TABLE frame="border" cellpadding="2">
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<TR><TH align="left">Clock<TH align="left">Action
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BIN
prod/doc/atben-clkm.png
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BIN
prod/doc/atben-clkm.png
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After Width: | Height: | Size: 5.3 KiB |
@ -30,7 +30,7 @@ Single
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2 1 0 3 4 7 55 -1 -1 0.000 0 0 -1 1 0 2
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5 1 3.00 60.00 120.00
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1800 3735 2835 3735
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# B
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# AB
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2 1 0 3 0 7 55 -1 -1 0.000 0 0 -1 1 0 2
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5 1 3.00 60.00 120.00
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9225 3825 4725 3825
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@ -38,7 +38,7 @@ Single
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2 1 0 3 4 7 55 -1 -1 0.000 0 0 -1 1 0 2
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5 1 3.00 60.00 120.00
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1800 4005 2835 4005
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# B
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# AB
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2 4 0 2 0 7 56 -1 15 0.000 0 0 7 0 0 5
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5040 4095 4590 4095 4590 3555 5040 3555 5040 4095
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2 2 0 0 0 7 99 -1 20 0.000 0 0 -1 0 0 5
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@ -49,7 +49,7 @@ Single
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4 2 4 50 -1 18 24 0.0000 4 300 1200 1890 4725 CLKM\001
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# B
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4 1 0 55 -1 18 24 0.0000 4 300 555 5625 1935 I/O\001
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# B
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# AB
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4 0 0 55 -1 18 24 0.0000 4 300 915 9315 3960 GND\001
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# B
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4 1 0 55 -1 18 24 0.0000 4 390 1410 2880 1935 Analog\001
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BIN
prod/doc/atusb-clk.png
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BIN
prod/doc/atusb-clk.png
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After Width: | Height: | Size: 4.9 KiB |
BIN
prod/doc/atusb-clkm.png
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BIN
prod/doc/atusb-clkm.png
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Binary file not shown.
After Width: | Height: | Size: 5.1 KiB |
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