[chirp_devel] [PATCH 1 of 3] [UV-2501] Fix spmute for BTech UV-2501 and similar radio models

[Jim Unroe]

# HG changeset patch
# User Jim Unroe <rock.unroe at gmail.com>
# Date 1605997130 18000
#      Sat Nov 21 17:18:50 2020 -0500
# Node ID a4f9774963e81a9e5cee2afd5d62fe0fcb26c15d
# Parent  fa2dd598fe76ed49818d838d9fa31e0f2fb1407b
[UV-2501] Fix spmute for BTech UV-2501 and similar radio models

This patch fixes spmute in the btech driver structure that supports
the the following (and similar) models.

BTech UV-2501, UV-2501+220, UV-5001
WACCOM MINI-8900
QYT KT-UV980, KT8900, KT8900R
LUITON LT-588UV
Jetstream JT2705M
Juentai JT-6188 Mini, JT-6188 Plus
Sainsonic GT-890
Zastone MP-300

Related to #8463

diff -r fa2dd598fe76 -r a4f9774963e8 chirp/drivers/btech.py
--- a/chirp/drivers/btech.py	Sat Nov 21 15:43:55 2020 -0500
+++ b/chirp/drivers/btech.py	Sat Nov 21 17:18:50 2020 -0500
@@ -3038,8 +3038,8 @@
   u8 unknown0:4,
      scode:4;
   u8 unknown1:2,
-     spmute:1,
-     unknown2:3,
+     spmute:2,
+     unknown2:2,
      optsig:2;
   u8 unknown3:3,
      scramble:1,