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NXP Semiconductors

UM10744

OM13500 & OM13500A user manual

UM10744

All information provided in this document is subject to legal disclaimers.

User manual

Rev. 1 — 23.September 2013

9 of 14

Fig 3.

PCB layout

The LPCXpresso board and battery holder are on the reverse side of the base board.

Содержание OM13500

Страница 1: ...CA9620 segment driver The OM13500A is the same board but instead of PCA9620 PCA8537 is mounted The latter has a reduced number of segment outputs and therefore is not able to drive all display element...

Страница 2: ...ject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 23 September 2013 2 of 14 Contact information For more information please visit http www nxp com For sales office addresses...

Страница 3: ...us The PCA8537 can be easily connected to a microcontroller by either the two line I2 C bus PCA8537AH or a three line bidirectional SPI bus PCA8537BH Communication overheads are minimized using a disp...

Страница 4: ...document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 23 September 2013 4 of 14 2 Board description and layout Fig 1 shows the top view of the board Fig 1 Top vie...

Страница 5: ...is not used This external voltage VLCD_EXT can be adjusted using potentiometer POT1 PCA9620 and PCA8537 include a temperature compensated internal VLCD generator The third power supply option allows...

Страница 6: ...d by NXP Code Red Technologies and Embedded Artists includes an integrated JTAG debugger LPC Link so there is no need for a separate JTAG debug probe The target portion of the board can connect to exp...

Страница 7: ...ddition a few SMD 0 resistors are mounted for I2 C address selection The expectation is that these will seldom be removed but it allows selecting a different I2 C slave address for PCA9620 resistors R...

Страница 8: ...OM13500 OM13500A user manual UM10744 User manual UM10744 Rev 1 23 September 2013 All information provided in this document is subject to legal disclaimers 8 of 14 NXP B V 2013 All rights reserved Fig...

Страница 9: ...M10744 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 23 September 2013 9 of 14 Fig 3 PCB layout The LPCXpresso board and...

Страница 10: ...for PCA8537 I2CWrite 0 PCA9620_ADDR I2CWrite 1 0b10000000 control byte I2CWrite 2 0xCC Internal oscillator no CLKOUT I2CWrite 3 0b10000000 control byte I2CWrite 4 0xC3 Charge pump enabled Vlcd 3 Vdd I...

Страница 11: ...uments listed below provide further useful information They are available at NXP s website www nxp com 1 LPCXPresso Getting started with NXP LPCXpresso 2 PCA9620 Product data sheet 3 PCA8537 Product d...

Страница 12: ...ty for any assistance with applications or customer product design It is customer s sole responsibility to determine whether the NXP Semiconductors product is suitable and fit for the customer s appli...

Страница 13: ...0744 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 23 September 2013 13 of 14 7 List of figures Fig 1 Top view of OM13500...

Страница 14: ...office addresses please send an email to salesaddresses nxp com Date of release 23 September 2013 Document identifier UM10744 8 Contents 1 Introduction 3 2 Board description and layout 4 2 1 Power Su...

Страница 15: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information NXP OM13500UL OM13500AUL...