Related Manuals for Texas Instruments TPS65910
Summary of Contents for Texas Instruments TPS65910
- Page 1 TPS65910 User Guide for OMAPL-137, OMAPL- 138, and TMS320C674x Family of Processors User's Guide Literature Number: SWCU071B December 2010 – Revised October 2015...
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Page 2: Table Of Contents
Power-Up Sequencing ........Power-Up Sequence for OMAPL-138 and TMS320C6742/6/8 Processors ..............Power-Up Sequence for OMAPL-137 Processor ................... Power-Up Sequence for TPS65910 Getting Started With TPS65910 and OMAPL-137, OMAPL-138, and TMS320C6742/6/8 ........................Processors ......................First Initialization ................Event Management Through Interrupts .......................... - Page 3 List of Figures ............. OMAPL-137 Power Supply Connections With TPS65910 ..........OMAPL-138, TMS320C6742/6/8 Power Connections With TPS65910 ....................Power-Up Timing Diagram List of Tables ............Power Rail Requirements for OMAPL-138, TMS320C6742/6/8 ................Power Rail Requirements for OMAPL-137 ..................Power-Up Sequence for TPS65910 ...................
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Page 4: Introduction
(PMIC) and TI OMAPL, TMS320C674x processors. Introduction This user's guide can be used as a reference for connectivity between the TPS65910 PMIC and TI OMAPL, TMS320C674x processors. This user guide does not provide details about the power resources or the functionality of the device. -
Page 5: Platform Connection
SDASR_EN2 PWRHOLD GPIOx PowerPadä SWCU071-001 Figure 1. OMAPL-137 Power Supply Connections With TPS65910 SWCU071B – December 2010 – Revised October 2015 TPS65910 User Guide For OMAPL-137, OMAPL-138, and TMS320C674x Family of Processors Submit Documentation Feedback Copyright © 2010–2015, Texas Instruments Incorporated... - Page 6 NOTE: If only 1.8 V operation is required, then these domains can be merged with 1.8 V on VIO. Figure 2. OMAPL-138, TMS320C6742/6/8 Power Connections With TPS65910 At power up, the maximum current capability (default setting) of the DCDC converters is as follows: TPS65910 User Guide For OMAPL-137, OMAPL-138, and TMS320C674x SWCU071B –...
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Page 7: Power-Up Sequencing
The following sections show the power-up sequence requirement for OMAPL-138 and TMS320C6742/6/8 processors. To power on the system, the user must press and release the PWRON switch (generating a negative pulse). The BOOT pads on the TPS65910 must be connected as follows: •... -
Page 8: Power-Up Sequence For Tps65910
PWRHOLD transitions to high when VIO powers up. Power-Up Sequence for TPS65910 To satisfy the power-up requirements for the OMAPL-138 and TMS320C6742/4/6 processorsprocessor, the TPS65910 powers up with the default sequence when in the EEPROM boot mode configuration (BOOT0 = 0 and BOOT1 = 1) (see Table 3). -
Page 9: Power-Up Timing Diagram
LDO time slot VDAC_REG LDO voltage selection 1.8 V EEPROM LDO time slot SWCU071B – December 2010 – Revised October 2015 TPS65910 User Guide For OMAPL-137, OMAPL-138, and TMS320C674x Family of Processors Submit Documentation Feedback Copyright © 2010–2015, Texas Instruments Incorporated... -
Page 10: Getting Started With Tps65910 And Omapl-137, Omapl-138, And Tms320C6742/6/8 Processors
Getting Started With TPS65910 and OMAPL-137, OMAPL-138, and TMS320C6742/6/8 Processors www.ti.com Table 4. EEPROM Configuration for TPS65910 (continued) Register Description Option Selected VPLL_REG LDO voltage selection 1.8 V EEPROM LDO time slot VAUX1_REG LDO voltage selection 1.8 V EEPROM LDO time slot... -
Page 11: Event Management Through Interrupts
Getting Started With TPS65910 and OMAPL-137, OMAPL-138, and TMS320C6742/6/8 Processors www.ti.com 4.1.3 Backup Battery Configuration If the system has a backup battery, set the BBCHEN bit to 1 in the BBCH_REG register, to enable backup battery charging. The maximum voltage to which the backup battery is charged is set by the BBSEL bits. - Page 12 Getting Started With TPS65910 and OMAPL-137, OMAPL-138, and TMS320C6742/6/8 Processors www.ti.com 4.2.4 INT_STS_REG.HOTDIE_IT INT_STS_REG.HOTDIE_IT indicates that the temperature of die is reaching the limit. Software must take action to decrease the power consumption before automatic shutdown. 4.2.5 INT_STS_REG.VMBDCH_IT INT_STS_REG.VMBDCH_IT idicates that the input supply is low and the processor must prepare a shutdown to prevent losing data.
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Page 13: Revision History
DEVCTRL2_REG option selected "Active Low" by 1. NOTE: Page numbers for previous revisions may differ from page numbers in the current version. SWCU071B – December 2010 – Revised October 2015 Revision History Submit Documentation Feedback Copyright © 2010–2015, Texas Instruments Incorporated... - Page 14 STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, or documentation (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms and conditions set forth herein. Acceptance of the EVM is expressly subject to the following terms and conditions.
- Page 15 FCC Interference Statement for Class B EVM devices NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
- Page 16 【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの 措置を取っていただく必要がありますのでご注意ください。 1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用 いただく。 2. 実験局の免許を取得後ご使用いただく。 3. 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ ンスツルメンツ株式会社 東京都新宿区西新宿６丁目２４番１号 西新宿三井ビル 3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧くださ い。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page SPACER EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS.
- Page 17 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2015, Texas Instruments Incorporated...
- Page 18 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue.
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