Motorola Piccolo-XR Owner's Manual page 38

The DIOS PIU and Piccolo-XR Units
Downloading new software to a Piccolo–XR unit
1. Connect the PIU adapter RS232 port to the computer
using the FTN6597B cable (see Figure 21).
2. Connect the PIU adapter unit to an external 12VDC
battery or to an internal 9V battery. (See page 12 for
power options).
3. Connect the Piccolo–XR unit to an external 6 V DC
power source. (See Power Connections on page 23.)
4. Use the P4 connector (programming) of the
FKN8171B cable to connect the Piccolo–XR unit to
the Adapter port of the PIU unit.
5. Use the Distributed I/O Service Toolkit Downloader.
For additional information, please refer to the online help of the
DIOS Service Toolkit.
Piccolo-XR
+ -
Programming
P4
P5
Figure 21
PIU Adapter – Piccolo–XR Downloading Mode
Connections
The grounding connector is also used as an ON/OFF
NOTE!
switch, and the unit cannot be powered on without
connecting it. (See Figure 9.)
32
PIU Adapter
RS232
+ -
Cable
Connectors
Toolkit PC
GND
RS485
RS232
To PC
Adapter To
Piccolo XR