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manual: document DDS and SPI RTIO channels

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Sebastien Bourdeauducq 2016-03-10 22:38:49 +08:00
parent 065cbfbb8a
commit 878ab9a39b
1 changed files with 9 additions and 0 deletions
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doc/manual/core_device.rst
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@ -50,6 +50,10 @@ With the QC1 hardware, the TTL lines are mapped as follows:
| 19 | TTL15 | Clock |
+--------------+------------+--------------+
There are no SPI channels.
The DDS bus is on channel 20.
NIST CLOCK
++++++++++
@ -105,6 +109,9 @@ To avoid I/O contention, the startup kernel should first program the TCA6424A ex
See :mod:`artiq.coredevice.i2c` for more details.
There are no SPI channels.
The QC2 hardware has two DDS buses, on channels TODO for LPC and TODO for HPC.
Pipistrello
-----------
@ -149,3 +156,5 @@ Interface Type 2 (SPI) and 2A (expanded SPI):
+==============+========+========+========+========+
| 23 | PMOD_0 | PMOD_1 | PMOD_2 | PMOD_3 |
+--------------+--------+--------+--------+--------+
The DDS bus is on channel 24.