miniterm: fix double use of CTRL-T + s
use z for suspend instead
fixes #497
diff --git a/serial/tools/miniterm.py b/serial/tools/miniterm.py
index 2ec155e..13d0cdd 100644
--- a/serial/tools/miniterm.py
+++ b/serial/tools/miniterm.py
@@ -589,7 +589,7 @@
#~ elif c == '\x0c': # CTRL+L -> cycle linefeed mode
elif c in 'pP': # P -> change port
self.change_port()
- elif c in 'sS': # S -> suspend / open port temporarily
+ elif c in 'zZ': # S -> suspend / open port temporarily
self.suspend_port()
elif c in 'bB': # B -> change baudrate
self.change_baudrate()