NXP Semiconductors OM11059 Скачать руководство пользователя страница 1 | Manualshive

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NXP Semiconductors OM11059 Скачать руководство пользователя страница 1

UM10699

User manual for SPI-bus RTC demoboard OM11059

Rev. 1 — 04 April 2013

User manual

Document information

Info

Content

Keywords

PCF86063BTL, OM11059, demoboard, how to get started, SPI-bus,

RTC, Real-Time Clock, tuning

Abstract

User manual for the RTC SPI-bus demoboard OM11059 which contains

PCF85063BTL

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Содержание OM11059

Страница 1: ...1059 Rev 1 04 April 2013 User manual Document information Info Content Keywords PCF86063BTL OM11059 demoboard how to get started SPI bus RTC Real Time Clock tuning Abstract User manual for the RTC SPI...

Страница 2: ...ubject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 04 April 2013 2 of 12 Contact information For more information please visit http www nxp com For sales office addresses p...

Страница 3: ...bus must be hooked up A separate demoboard and a user manual are available for the I2 C bus RTCs PCF85063ATL and PCF85063TP OM11059A and UM10698 2 Key features The RTC PCF85063BTL with SPI bus is moun...

Страница 4: ...cuit avoiding long lines which may pick up noise Avoid any tracks with high frequency signals fast edges close to the RTC quartz or quartz interconnect The interface uses a three line standard SPI pro...

Страница 5: ...I bus interface No need to solder the tiny package to a breadboard 100 mil connector for straight forward connections There are quartzes on the market with different load capacitance CL 12 5 pF is mos...

Страница 6: ...ts could be lost During access the time registers of the RTC are frozen and after the read or write sequence is completed a seconds increment is executed if required The clock tracks the actual time f...

Страница 7: ...000 0011 set 12 hour mode and select option for 12 5 pF quartz 0000 0010 set 12 hour mode and select option for 7 pF quartz CE chip disable CE chip enable Register address 0000 0100 address pointer to...

Страница 8: ...at the CLKOUT pin The offset is calculated in ppm as f ppm 106 f 32768 32768 Consult the offset table in the data sheet Take the correction value and write it into the register 02h The correction is...

Страница 9: ...provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 04 April 2013 9 of 12 1 Characteristic if tuned to 32 768 kHz at 25 C 2 Characteristic if t...

Страница 10: ...iability 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...

Страница 11: ...mers NXP B V 2013 All rights reserved User manual Rev 1 04 April 2013 11 of 12 7 List of figures Fig 1 Block diagram of the PCF85063BTL RTC 3 Fig 2 Interfacing to microcontroller 4 Fig 3 Picture and l...

Страница 12: ...o salesaddresses nxp com Date of release 04 April 2013 Document identifier UM10699 8 Contents 1 Introduction 3 2 Key features 3 2 1 PCF85063BTL 3 3 Hardware set up 4 3 1 General requirements for the R...

Страница 13: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information NXP OM11059 598 OM11059UL...

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