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UM10572

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User manual

Rev. 1 — 7 June 2012

11 of 16

NXP Semiconductors

UM10572

PCA9955 demonstration board OM13330

Fig 8.

Device configuration screen for LEDOUT

Fig 9.

Device configuration screen for LED output current setting

Содержание PCA9955

Страница 1: ...ract The OM13330 is an add on to 9 pin connector of the NXP I2C demo board 2005 1 or Fm I2C bus development board This daughter board makes it easy to test and design with the PCA9955 a 16 channel Fas...

Страница 2: ...manual Rev 1 7 June 2012 2 of 16 Contact information For more information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com NXP Semiconductors UM1...

Страница 3: ...lities of the PCA9955 On board RGB and White LEDs for visual experience Convenient test points for easy scope measurements and signal access USB interface to the host PC No external power supply requi...

Страница 4: ...tware allows the user to select one of the I2C bus devices on the board from a menu and also provides a Universal mode I2C Expert mode to allow users to create their own I2C bus commands with the same...

Страница 5: ...ould be disconnected from your PC before connecting the OM13330 board on to it The OM13330 board has a 14 pin male connector J2 that connects to the 14 pin male connector J1 on the Win I2CUSB board as...

Страница 6: ...3 and J5 5 pin are for connection to PCA9665 PCU9669 mini boards and cascade the second PCA9955 demo board J1 selects VDD power for PCA9955 connected 1 2 for VDD 3 3 V and connected 2 3 for VDD 5 V SW...

Страница 7: ...rom another I2C slave PCA PCU9955 demo board 1 2 3 5 V 3 3 V 4 5 SCL_USCL_1 J4 C6 10 F CON9 female 6 7 SDA_USDA_1 GND 8 9 RESET C7 10 F 9 pin connector to from I2C 2005 1 demo board for PCA9952 PCA995...

Страница 8: ...bus devices on the board I2C bus frequency is controlled through the Options menu or by double clicking on the frequency symbol on the bottom of the window 8 1 Color mixing and dimming LEDs 1 From th...

Страница 9: ...s control LED output delay offset IREFALL is control output current for all LEDs as shown in Figure 10 4 Click the LEDOUT configuration screen and select PWMn GRPPWM for LED 1 3 see Figure 8 5 Click t...

Страница 10: ...bject to legal disclaimers NXP B V 2012 All rights reserved User manual Rev 1 7 June 2012 10 of 16 NXP Semiconductors UM10572 PCA9955 demonstration board OM13330 Fig 6 Device configuration screen for...

Страница 11: ...legal disclaimers NXP B V 2012 All rights reserved User manual Rev 1 7 June 2012 11 of 16 NXP Semiconductors UM10572 PCA9955 demonstration board OM13330 Fig 8 Device configuration screen for LEDOUT F...

Страница 12: ...cument is subject to legal disclaimers NXP B V 2012 All rights reserved User manual Rev 1 7 June 2012 12 of 16 NXP Semiconductors UM10572 PCA9955 demonstration board OM13330 Fig 10 Device configuratio...

Страница 13: ...up control dimming box to change the mode to Group control blinking 2 To set a blink cycle click the Other configuration screen and move the GRPFREQ bar to select blinking frequency as well as the GRP...

Страница 14: ...conductors www nxp com documents data_sheet PCA9952_PCA9955 pdf 2 UM10206 I2C Demonstration Board 2005 1 Quick Start Guide NXP Semiconductors www nxp com documents user_manual UM10206 pdf Table 2 Abbr...

Страница 15: ...onductors products and NXP Semiconductors accepts no liability for any assistance with applications or customer product design It is customer s sole responsibility to determine whether the NXP Semicon...

Страница 16: ...es 3 3 Getting started 3 3 1 Assumptions 3 3 2 Static handling requirements 3 3 3 Minimum system requirements 3 3 4 Power requirements 3 4 Installation 4 4 1 I2C demo board 2005 1 and WIN I2CUSB Lite...