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Minor end-of-the-day Zmodem changes

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This commit is contained in:
Gregory Nutt 2013-07-15 17:11:09 -06:00
parent b6778bf21d
commit 4dd3ecb5a2
1 changed files with 3 additions and 4 deletions
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7
system/zmodem/README.txt
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@ -65,7 +65,6 @@ Using NuttX Zmodem with a Linux Host
using 9600 baud for the data transfers -- high rates may result in data
overruns):
$ sudo stty -F /dev/ttyS0 raw # Puts the TTY in raw transfer mode
$ sudo stty -F /dev/ttyS0 9600 # Select 9600 BAUD
$ sudo stty -F /dev/ttyS0 crtscts # Enables CTS/RTS handshaking
$ sudo stty -F /dev/ttyS0 # Show the TTY configuration
@ -106,7 +105,6 @@ Using NuttX Zmodem with a Linux Host
9600 baud for the data transfers -- high rates may result in data
overruns):
$ sudo stty -F /dev/ttyS0 raw # Puts the TTY in raw transfer mode
$ sudo stty -F /dev/ttyS0 9600 # Select 9600 BAUD
$ sudo stty -F /dev/ttyS0 crtscts # Enables CTS/RTS handshaking
$ sudo stty -F /dev/ttyS0 # Show the TTY configuration
@ -178,7 +176,8 @@ Using NuttX Zmodem with a Linux Host
Limit the transmit window size to N bytes (ZMODEM).
UPDATE: I have verified that with debug off and at lower serial
BAUD (1200), the transfers of large fails succeed without errors.
BAUD (2400), the transfers of large fails succeed without errors.
You may need the Linux sz -O option to keep it from timing out
in these low BAUD transfers.
in these low BAUD transfers. I do not consider this a "solution"
to the problem.