I2C hd44780 модуль на расширителе PCF8574.

[Oakim]

до установил digitemp и заработало

/# opkg update

root@OpenWrt:/# opkg install digitemp
Installing digitemp (3.6.0-5) to root...
Downloading https://downloads.openwrt.org/barrier_breaker/14.07/ar71xx/generic/packages/oldpackages//digitemp_3.6.0-5_ar71xx.ipk.
Configuring digitemp.
Configuring i2c_HD44780.
sed: /www/menu.html: No such file or directory
sed: /www/menu.html: No such file or directory
Collected errors:
 * pkg_run_script: package "i2c_HD44780" postinst script returned status 1.
 * opkg_configure: i2c_HD44780.postinst returned 1.
root@OpenWrt:/# /etc/init.d/i2c_HD44780.init start
module is already loaded - i2c-dev
module is already loaded - i2c-gpio-custom
uci: Entry not found
uci: Entry not found
uci: Entry not found
uci: Entry not found
uci: Entry not found
uci: Entry not found
uci: Entry not found
uci: Entry not found

В чем причина варнингов? И какой файл изменять что бы на дисплей выводить свою инфу?

P.S. тестилка выдает на экран абру-кадабру, i2c_HD44780.init start выводит на экран /tmp/logs_i2c_HD44780