TPL5100EVM

User's Guide SNAU148A – JUNE 2013 – Revised JULY 2013 TPL5100EVM User's Guide 1 Introduction The Texas Instruments TPL5100EVM evaluation module (EVM) allows a designer to configure the delay timers of the TPL5100 and measure its very low current consumption. Moreover the TPL5100EVM is ready to be connected to the Launchpads of MSP430, Stellaris and C2000, in order to test its watchdog, timer cycling and power cycling features. Figure 1. The LMP91010 Evaluation Board 2 Setup This section describes how to properly connect, set up and use the TPL5100EVM. SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback TPL5100EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 1 Setup 2.1 www.ti.com INPUT/OUTPUT CONNECTORS AND JUMPER DESCRIPTION I_SEL selects the current consumption measurement method: Open, current consumption measured with DMM connected between TP1 and VDD test points. 3-2 shorted, current consumption = Voltage drop on R_SH divided by R_SH 1-2 R_SH bypass 5-pin header connector to bring out MOS_DRV, TCAL, DONE, VDD_µC, and GND signals. 4 positions SPDT to set the D0, D1, D2 logic values and the source of PGOOD signal (refer to Table 1) IO S1 Table 1. S1 Description Description Slider position PG_SEL D2 D1 D0 Value Top 0 Bottom 1 or External PGOOD Top 0 Bottom 1 Top 0 Bottom 1 Top 0 Bottom 1 In case the PGOOD is provided by an external power supply, set PG_SEL=1, Remove the REPG resistor and connect a power supply to the EXT_PGOOD test point. VCC RST J1_10 J11_20 SUPPLY VDD TP1 EXT_PGOOD GND BT 2.2 2- pin female connector to plug the TPL5100EVM into MSP430 launchpad. 2- pin female connector to plug the TPL5100EVM into MSP430 launchpad. 10-pin female connector to plug the TPL5100EVM into MSP430 launchpad. 10-pin female connector to plug the TPL5100EVM into MSP430 launchpad. test point to connect external supply voltage in alternative to the coin cell battery. test point to monitor VDD pin of TPL5100. test point to monitor the external supply voltage or coin cell battery voltage. test point to connect external voltage supply for PGOOD signal. test point of the ground, connect here the GND of the power supplies. coin cell 2032 battery holder. EVALUATION BOARD CONFIGURATION The evaluation board can work standalone or plugged in to MSP430 launchpad, the following steps are in common for both usages. • Set the desired delay, configuring S1 (from position 2 to 4). • Set the POWER GOOD source, configuring S1 (position 1), if you set external source connect the voltage source between the EXT_PGOOD and GND test points; do not turn on this voltage source. Refer to the data sheet regarding the allowable voltage range. This can be found on the MSP430 LaunchPad Wiki (MSP430 LaunchPad (MSP-EXP430G2) Wiki). • Configure I_SEL as explained in Section 2.1. • Plug the evaluation board into the launchpad according to Table 2 2.2.1 EVM Plugged into MSP430 Launchpad • 2 Load the code present in Section 5 of this User™s Guide, into the MSP430 of the launchpad. Refer to the MSP430 launchpad documentation (MSP430 LaunchPad (MSP-EXP430G2) Wiki) for more details. TPL5100EVM User's Guide SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Supply Current Measurement www.ti.com • • • • • Remove the jumpers VCC and RST of J3 header of the launchpad Set the desired delay, configuring S1 (from position 2 to 4). Set the POWER GOOD source, configuring S1 (position 1), if you set external source connect the voltage source between the EXT_PGOOD and GND test points; do not turn on this voltage source. Refer to the data sheet regarding the allowable voltage range. This can be found on the MSP430 LaunchPad Wiki (MSP430 LaunchPad (MSP-EXP430G2) Wiki). Configure I_SEL as explained in Section 2.1. Plug the eval board in to the launchpad according to Table 2 Table 2. TPL5100EVM to Launchpad Connection • • 2.2.1.1 TPL5100EVM MSP430 Launchpad J1_10 J1 J11_20 J2 VCC VCC of J3 RST RST of J3 Insert a 2032 coin cell battery in the battery holder (BT) or alternatively connect a voltage source between the SUPPLY and GND test points. DO NOT CONNECT THE COIN CELL BATTERY AND THE VOLTAGE SOURCE TO SUPPLY THE EVALUATION BOARD AT SAME TIME. Power on the voltage sources connected to the EVM. SOFTWARE OF THE MSP430 The code in Section 5 of this User's Guide, once loaded into the MSP430 of the launchpad, performs the following features: • At power on, the red LED present on the Launchpad is turned ON. • The red LED is turned off when the TPL5100 turns off the MSP430. 2.2.2 EVM Standalone • • • • 3 Connect your micro controller to IO header, in order to manage the I/O signal of the DUT. Insert a 2032 coin cell battery in the battery holder (BT), or alternatively connect a voltage source between the SUPPLY and GND test points. DO NOT CONNECT THE COIN CELL BATTERY AND THE VOLTAGE SOURCE TO SUPPLY THE EVALUATION BOARD AT SAME TIME. Power on the voltage sources connected to the EVM. DO NOT LEAVE DONE PIN (4th pin of IO header) FLOATING. If supervisor feature is not needed, connect DONE pin to GND. Supply Current Measurement The TPL5100EVM offers 2 ways to measure the current consumption of the DUT. First, disconnect the TPL5100 from the launchpad or your micro controller, in order to not load the digital output pins of the DUT. 3.1 DIRECT MEASUREMENT • • • • Leave the I_SEL 3-pin header open. DO NOT LEAVE DIGITAL INPUT PINS FLOATING, for instance: – Short the DONE pin (4th pin of IO header) to GND – Set PGOOD =1 (see Table 1) Connect a Digital Multi Meter, configured as the current meter (able to measure nA), between TP1 and VDD test points. Read the current consumption on the DMM. SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback TPL5100EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 3 Bill of Materials (BOM) 3.2 INDIRECT MEASUREMENT • • Short pin 2 and 3 of I_SEL. DO NOT LEAVE DIGITAL INPUT PINS FLOATING, for instance: – Short the DONE pin (4th pin of IO header) to GND – Set PGOOD =1 (see Table 1) Connect a Digital Multi Meter, configured as the voltage meter, between TP1 and VDD test points. Read the voltage drop on the R_SH on the DMM. The current consumption is simply the voltage drop on R_SH, divided by 1Mohm. • • • 4 www.ti.com Bill of Materials (BOM) Table 3. Bill of Material TPL5100EVM 5 DESIGNATO R DESCRIPTION PART NUMBER MANUFACTURER QUANTITY BT HOLDER COINCELL 2032 RETAINRCLIP BS-7 Memory Protection Devices 1 C1, C2 CAP CER 0.1UF 6.3V 10% X5R 0402 C1005X5R0J104K05 0BA TDK 2 EXT_PGOOD , SUPPLY, TP1, VDD TEST POINT PC MINI .040 5000 Keystone 4 GND TEST POINT PC MINI .040 5001 Keystone 1 IO CONN HEADER 5POS .100 TSW-105-07-G-S Samtec, Inc. 1 I_SEL CONN HEADER 3POS .100 TSW-103-07-G-S Samtec, Inc. 1 J1_10, J11_20 Connector, Receptacle, 100mil, 10x1, Gold plated, TH SSW-110-01-G-S Samtec, Inc. 2 R2, R3 RES 1.0K OHM 1/16W 5% 0402 SMD CRCW04021K00JNE D Vishay-Dale 2 R4 RES 49.9K OHM 1/16W 1% 0402 SMD CRCW040249K9FKE D Vishay-Dale 1 REPG RES 0.0 OHM 1/16W JUMP 0402 SMD CRCW04020000Z0E D Vishay-Dale 1 RST, VCC CONN RECEPT 2POS .100 VERT DUAL 5-534206-1 TE Connectivity 2 R_SH RES 1.00M OHM 1/10W 1% 0603 SMD CRCW06031M00FKE A Vishay-Dale 1 S1 SWITCH SPDT GOLD 206-124 CTS Electrocomponents 1 SH-J1 SHUNT JUMPER .1 969102-0000-DA 3M 1 U1 Nano Power Programmable Timer TPL5100DGS Texas Instruments 1 Example of Source Code for MSP430 present in the launchpad #include volatile unsigned int DONE=1; void main(void) { WDTCTL = WDTPW + WDTHOLD + WDTNMI + WDTNMIES; P1DIR P1DIR P1DIR P2DIR P2DIR 4 |= |= &= &= |= BIT0; BIT6; ~BIT3; ~BIT0; BIT4; // WDT off NMI hi/lo // Set P1.0 to output direction RED LED // Set P1.6 to output direction GREEN LED // Set P1.3 S2 button to input // Set P2.0 (WAKE) to input // Set P2.4 (Done) to output direction TPL5100EVM User's Guide SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Example of Source Code for MSP430 present in the launchpad www.ti.com P1OUT |= BIT0; __delay_cycles(25000); P1OUT &= ~BIT0; // RED LED ON // delay 25ms // Clear P1.0 RED LED Off //BUTTON P1REN |= P1IE |= P1IES |= P1IFG &= // // // // S2 configuration BIT3; BIT3; BIT3; ~BIT3; Pull-up resistor enabled P1.3 interrupt enabled P1.3 Hi/Lo edge P1.3 IFG cleared // WAKE signal P2IE |= BIT0; P2IES &= ~BIT0; P2IFG &= ~BIT0; // P2.0 interrupt enabled // P2.0 Lo/Hi edge // P2.0 IFG cleared // DONE signal P2OUT |= BIT4; __delay_cycles(100); P2OUT &= ~BIT4; // Done High // delay 100u // Done Low IE1 |= NMIIE; // Enable NMI _BIS_SR(LPM4_bits + GIE); // Enter LPM4 with Interrupt enabled } #pragma vector=NMI_VECTOR __interrupt void nmi_ (void) { P1OUT |= BIT0; __delay_cycles(200000); P1OUT &= ~BIT0; // P1.0 Red Led On // delay 200ms // P1.0 Red Led Off if (DONE==1) { P2OUT |= BIT4; __delay_cycles(100); P2OUT &= ~BIT4; } IFG1 &= ~NMIIFG; IE1 |= NMIIE; // Done On // delay 100us // Done Off // Re-clear NMI flag in case bounce // Enable NMI } // Port 2 interrupt service routine #pragma vector=PORT2_VECTOR __interrupt void Port_2(void) { P1OUT |= BIT6; __delay_cycles(200000); P1OUT &= ~BIT6; if (DONE==1) { P2OUT |= BIT4; __delay_cycles(100); P2OUT &= ~BIT4; } P2IES &= ~BIT0; P2IFG &= ~BIT0; // P1.6 Red Green On // delay 200ms // P1.6 Red Green Off // Done On // delay 100us // Done Off // P1.4 Lo/Hi edge // P1.4 IFG cleared } // Port 1 interrupt service routine #pragma vector=PORT1_VECTOR __interrupt void Port_1(void) { SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback TPL5100EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 5 Example of Source Code for MSP430 present in the launchpad if (DONE == 1) { DONE = 0; } else { DONE = 1; } P1IFG &= ~BIT3; P1IES |= BIT3; www.ti.com // enabled/disabled and viceverasa DONE signal // P1.3 IFG cleared // P1.3 Hi/Lo edge } 6 TPL5100EVM User's Guide SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated www.ti.com Appendix A Schematic SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback Schematic Copyright © 2013, Texas Instruments Incorporated 7 www.ti.com Appendix B Layout Figure 2. Layout, Top Layer, Silkscreen 8 Layout SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Appendix B www.ti.com Figure 3. Layout, Bottom Layer, Silkscreen SNAU148A – JUNE 2013 – Revised JULY 2013 Submit Documentation Feedback Layout Copyright © 2013, Texas Instruments Incorporated 9 EVALUATION BOARD/KIT/MODULE (EVM) ADDITIONAL TERMS Texas Instruments (TI) provides the enclosed Evaluation Board/Kit/Module (EVM) under the following conditions: The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user indemnifies TI from all claims arising from the handling or use of the goods. Should this evaluation board/kit not meet the specifications indicated in the User’s Guide, the board/kit may be returned within 30 days from the date of delivery for a full refund. THE FOREGOING LIMITED WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES. Please read the User's Guide and, specifically, the Warnings and Restrictions notice in the User's Guide prior to handling the product. This notice contains important safety information about temperatures and voltages. For additional information on TI's environmental and/or safety programs, please visit www.ti.com/esh or contact TI. No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine, process, or combination in which such TI products or services might be or are used. TI currently deals with a variety of customers for products, and therefore our arrangement with the user is not exclusive. TI assumes no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein. REGULATORY COMPLIANCE INFORMATION As noted in the EVM User’s Guide and/or EVM itself, this EVM and/or accompanying hardware may or may not be subject to the Federal Communications Commission (FCC) and Industry Canada (IC) rules. For EVMs not subject to the above rules, this evaluation board/kit/module is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consumer use. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES-003 rules, which are designed to provide reasonable protection against radio frequency interference. Operation of the equipment may cause interference with radio communications, in which case the user at his own expense will be required to take whatever measures may be required to correct this interference. General Statement for EVMs including a radio User Power/Frequency Use Obligations: This radio is intended for development/professional use only in legally allocated frequency and power limits. Any use of radio frequencies and/or power availability of this EVM and its development application(s) must comply with local laws governing radio spectrum allocation and power limits for this evaluation module. It is the user’s sole responsibility to only operate this radio in legally acceptable frequency space and within legally mandated power limitations. Any exceptions to this are strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization. For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant Caution This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC Interference Statement for Class A EVM devices This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. FCC Interference Statement for Class B EVM devices 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. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the equipment and receiver. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. For EVMs annotated as IC – INDUSTRY CANADA Compliant This Class A or B digital apparatus complies with Canadian ICES-003. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Concerning EVMs including radio transmitters This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Concerning EVMs including detachable antennas Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication. This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated. Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this device. Cet appareil numérique de la classe A ou B est conforme à la norme NMB-003 du Canada. Les changements ou les modifications pas expressément approuvés par la partie responsable de la conformité ont pu vider l’autorité de l'utilisateur pour actionner l'équipement. Concernant les EVMs avec appareils radio Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Le présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le manuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur. SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER 【Important Notice for Users of EVMs for RF Products in Japan】 】 This development kit is NOT certified as Confirming to Technical Regulations of Radio Law of Japan If you use this product in Japan, you are required by Radio Law of Japan to follow the instructions below with respect to this product: 1. 2. 3. Use this product in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for Enforcement of Radio Law of Japan, Use this product only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product, or Use of this product only after you obtained the Technical Regulations Conformity Certification as provided in Radio Law of Japan with respect to this product. Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. 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It is intended solely for use for preliminary feasibility evaluation in laboratory/development environments by technically qualified electronics experts who are familiar with the dangers and application risks associated with handling electrical mechanical components, systems and subsystems. It should not be used as all or part of a finished end product. Your Sole Responsibility and Risk. You acknowledge, represent and agree that: 1. 2. 3. 4. You have unique knowledge concerning Federal, State and local regulatory requirements (including but not limited to Food and Drug Administration regulations, if applicable) which relate to your products and which relate to your use (and/or that of your employees, affiliates, contractors or designees) of the EVM for evaluation, testing and other purposes. You have full and exclusive responsibility to assure the safety and compliance of your products with all such laws and other applicable regulatory requirements, and also to assure the safety of any activities to be conducted by you and/or your employees, affiliates, contractors or designees, using the EVM. Further, you are responsible to assure that any interfaces (electronic and/or mechanical) between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard. Since the EVM is not a completed product, it may not meet all applicable regulatory and safety compliance standards (such as UL, CSA, VDE, CE, RoHS and WEEE) which may normally be associated with similar items. You assume full responsibility to determine and/or assure compliance with any such standards and related certifications as may be applicable. You will employ reasonable safeguards to ensure that your use of the EVM will not result in any property damage, injury or death, even if the EVM should fail to perform as described or expected. You will take care of proper disposal and recycling of the EVM’s electronic components and packing materials. Certain Instructions. It is important to operate this EVM within TI’s recommended specifications and environmental considerations per the user guidelines. Exceeding the specified EVM ratings (including but not limited to input and output voltage, current, power, and environmental ranges) may cause property damage, personal injury or death. If there are questions concerning these ratings please contact a TI field representative prior to connecting interface electronics including input power and intended loads. Any loads applied outside of the specified output range may result in unintended and/or inaccurate operation and/or possible permanent damage to the EVM and/or interface electronics. Please consult the EVM User's Guide prior to connecting any load to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative. During normal operation, some circuit components may have case temperatures greater than 60°C as long as the input and output are maintained at a normal ambient operating temperature. These components include but are not limited to linear regulators, switching transistors, pass transistors, and current sense resistors which can be identified using the EVM schematic located in the EVM User's Guide. When placing measurement probes near these devices during normal operation, please be aware that these devices may be very warm to the touch. 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