# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1511326995 0
# Node ID c31a9cbf6ee2d47e5886ab0e57e22283d4483df5
# Parent  158fef5f4b8277e89b469370df9bef204163b522
doc/Host-tools-overview: fc-readcal documented

diff -r 158fef5f4b82 -r c31a9cbf6ee2 doc/Host-tools-overview
--- a/doc/Host-tools-overview	Wed Nov 22 04:49:29 2017 +0000
+++ b/doc/Host-tools-overview	Wed Nov 22 05:03:15 2017 +0000
@@ -124,6 +124,14 @@
 		predate ETM, and with Mot C1xx original firmwares.  It works
 		through rvinterf.
 
+fc-readcal	This program attempts to read a bunch of RF calibration tables
+		out of a running firmware through Test Mode commands: first
+		tms 1, then rfpw 7 for each band, then rftr and ttr commands to
+		read various tables.  The primary intended purpose is extracting
+		RF calibration or static configuration data from alien
+		firmwares.  Please beware that the tms 1 and rfpw 7 commands
+		sent by this tool are highly disruptive to normal GSM operation.
+
 fc-rgbconv	A simple aid for phone UI development that converts RGB color
 		values between human-intuitive 8:8:8 format and the 5:6:5 format
 		used by the color LCDs in the phones targeted by FreeCalypso.