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authorWerner Almesberger <werner@almesberger.net>2016-12-26 15:26:50 (GMT)
committerWerner Almesberger <werner@almesberger.net>2016-12-26 15:28:07 (GMT)
commit8b84efc0044bc4a92dfe0805431ae97490be948f (patch)
treeaefff652b3da197b64f9086bf4de96d4c898b803
parent3c202b351dfb2a35245e650848c5e1bf7c50a689 (diff)
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iox/iox.tex, n900.map (NFC): add SWD
-rw-r--r--iox/iox.tex8
-rw-r--r--iox/n900.map2
2 files changed, 8 insertions, 2 deletions
diff --git a/iox/iox.tex b/iox/iox.tex
index 8945170..5371a77 100644
--- a/iox/iox.tex
+++ b/iox/iox.tex
@@ -912,8 +912,10 @@ EN \&\& CHIP\_EN (section 7.4.1).
\subsection{NFC}
\begin{ioxdef}
- NFC & rst & NFC\_nRESET & output & slow \\
- & int & NFC\_INT & interrupt & fast \\
+ NFC & rst & NFC\_nRESET & output & slow \\
+ & int & NFC\_INT & interrupt & fast \\
+ & swd$[0]$ & NFC\_SWD\_DIO & input/output & slow\\
+ & swd$[1]$ & NFC\_SWD\_CLK & output & slow \\
\end{ioxdef}
NFC operates at data rates of up to 848~kbps.%
@@ -922,6 +924,8 @@ While the dedicated
microcontroller can perform timing-critical operations on behalf of the
CPU, the ability to respond rapidly to NFC events may still be desirable.
+The SWD signal are for use during development and are not timing-critical.
+
% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
\subsection{Second SIM}
diff --git a/iox/n900.map b/iox/n900.map
index 8b19450..3ad97c5 100644
--- a/iox/n900.map
+++ b/iox/n900.map
@@ -63,6 +63,8 @@ GPS kill VGNSS_SENSE -
VGNSS_OVERRIDE -
NFC rst -
int -
+ swd[0] -
+ swd[1] -
SIM switch STROBE -
SEL -
CPU_nMODEM -