NXP Semiconductors PCA9955, Руководство пользователя, Страница: 4 / 16

UM10572 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
User manual Rev. 1 — 7 June 2012 4 of 16
NXP Semiconductors
UM10572
PCA9955 demonstration board OM13330
4. Installation
4.1 I2C demo board 2005-1 and WIN-I2CUSB Lite software
The OM13330 is a daughter card to the OM6275 I2C demo board 2005-1. You can
download the WIN-I2CUSB Lite Software, the OM6275 user manual UM10206, and find
ordering information at the NXP web site
ics.nxp.com/support/boards/i2c20051/ .
The Win-I2CUSB Lite software from The Boardshop runs on Windows 98SE, ME, 2000,
and XP, and is compatible with any PC hardware having a minimum of a Pentium
processor and a USB port. The software allows the user to select one of the I
2
C-bus
devices on the board from a menu and also provides a Universal mode (I2C Expert mode)
to allow users to create their own I
2
C-bus commands with the same I
2
C-bus devices.
4.2 OM13330 connection to I2C demo board 2005-1
The I2C demo board 2005-1 should be disconnected from your PC before mounting the
OM13330 board on to it. The OM13330 board has a 9-pin female connector (J4) that
connects to the JP1 male connector on the I2C demo board 2005-1 as shown in
Figure 1 .
With both boards facing you, with USB connector on the right-hand side as shown in the
Figure 1 , connect the OM13330 board to the I2C demo board 2005-1 before connecting
the USB cable. Once the board is connected, connect the USB cable and start the
WIN-I2CUSB Lite software. You are now ready to evaluate the PCA9955.
Fig 1. PCA9955 demo board (OM13330) mounting to the I2C demo board 2005-1 (OM6275)