Changing Power-up Default
After power
‑
up the bit I/O unit is configured to input mode. In this
case, the I/O pins have a defined logical high level because of the
built-in 10 kΩ pull-up resistors.
Default setting
If you want to change the power-up default, you can set the I/O pins
to a defined logical low level by connecting a 1 kΩ pull-down resistor
from ground to each I/O pin.
Changing the setting
s
Signal Connection to External Devices
t
170
s
DS1103 Hardware Installation and Configuration November 2014
Summary of Contents for DS1103
Page 10: ...s Contents t 10 s DS1103 Hardware Installation and Configuration November 2014 ...
Page 28: ...s Before You Start t 28 s DS1103 Hardware Installation and Configuration November 2014 ...
Page 52: ...s Installing the Hardware t 52 s DS1103 Hardware Installation and Configuration November 2014 ...
Page 160: ...s Mapping of I O Signals t 160 s DS1103 Hardware Installation and Configuration November 2014 ...
Page 218: ...s Troubleshooting t 218 s DS1103 Hardware Installation and Configuration November 2014 ...
Page 219: ...Data Sheets DS1103 Hardware Installation and Configuration November 2014 219 t ...
Page 226: ...s Data Sheets t 226 s DS1103 Hardware Installation and Configuration November 2014 ...
Page 302: ...s Index t 302 s DS1103 Hardware Installation and Configuration November 2014 ...