Nuvoton ARM ARM926EL-S Page 24 User Manual Download | Manualshive

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NuMaker-emWin-RDK-N9H20

Mar. 26, 2021

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Rev 1.11

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9H20

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Power Schematic

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Summary of Contents for ARM ARM926EL-S

Page 1: ...ual property of Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton Nuvoton is providing this document only for reference purposes of NuMicro microcontroller bas...

Page 2: ...0 Signal integrity SI 11 Power supply and power filter design consideration 12 2 3 1 DDR MVDD Core Power 1 8V Design 12 2 3 2 I O 3 3V Power Design 13 Main Clock 12MHz Design Suggestion 14 RESET Layou...

Page 3: ...nector for USB 2 0 high speed device controller for communication with PC and the board also has a debugging UART port for system programming or debugging About display the NuMaker emWin RDK N9H20 dem...

Page 4: ...dify or only make simple changes could get a completed HMI hardware product quickly The following figures show the NuMaker emWin RDK N9H20 demo board in which the PCB integrated Nuvoton N9H20K51N 32 b...

Page 5: ...jumper 7 NAND FLASH 8 N9H20K51N 9 LCD FC CON RGB 24bits with TP 10 SPI NOR FLASH 11 XTAL_12MHz 12 USBD CON 13 DC 5V CON 14 IO Power 3 3V 15 Reserved test point TPx for GPIOx TP1 GPD0 TP2 GPD1 TP3 GPD2...

Page 6: ...xternal 12MHz crystal oscillation circuit Recommended crystal connection mode and device parameters as shown in the figure below Note The chosen capacitance needs to match the load capacitance of the...

Page 7: ...following circuitry to implement reset signal The NuMaker emWin RDK N9H20 demo board reset circuity and related passive device parameters as shown in the following figure 1 3 4 Power on Setting The p...

Page 8: ...L 8K L H 4K L L 2K 1 3 5 Power Desing Notes NuMaker emWin RDK N9H20 demo board power supply design have the below considerations For system core power 1 8V design it is recommended to select DC DC par...

Page 9: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 9 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL Note Yellow line is I O 3 3V Blue line is core 1 8V Purple line is nRST signal...

Page 10: ...ance and system quality have some suggestions as the below please follow USB USB differential Line have 3 conditions as far as possible 1 equal length 2 equal width and 3 Equidistant To do 90ohm 10 im...

Page 11: ...ease place more via holes to GND to ensure that the top surface and the bottom surface of the GND copper skin connectivity Ensure that there is no island of GND copper skin as far as possible to ensur...

Page 12: ...placement quantity Capacity material recommended to use X7R material placing quantity suggest that the corresponding chip should have at least one 104pF capacitors at the each supply pin and some spe...

Page 13: ...terial recommended to use X7R material placing quantity suggest that the corresponding chip should have at least one 104pF capacitors at the each supply pin and some special entrances suggest placing...

Page 14: ...estion The 12MHz oscillator is the heart of the N9H20K51N chip and should be preferred in layout Layout Basic principles As close as possible to the chip pin trace lines shoud be straight doesn t be b...

Page 15: ...ut Suggestion For system ESD capability and stability the RESET signal design and layout traces routing are worth a comprehensive consideration to do that best protection Schematic details please refe...

Page 16: ...rd is powered by DC 5V and is accessed by the CON9 DC Power Jack The demo board system block as the figure System start up Mode switching by Normal USB recovery mode jumper i e Jumper Switch R64 insta...

Page 17: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 17 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL...

Page 18: ...the system supply port CON3 Communication Interface UART0 uses TP16 GPA10 URTX TP17 GPA11 URRX are combined with UART0 serial port serial port level is standard TTL communication baud rate is 115200bp...

Page 19: ...9H20 USER MANUAL 4 TEST REPORT Power consumption Condition CPU 192MHz emWin demo code is running Non OS emWin 4 3 LCD 5V 335mA Non OS emWin without LCD 5V 98mA ESD Test Report Contact PCB GND LCD meta...

Page 20: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 20 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL EFT Test Result EFT 4000V 5 0KHz pass EMI Test Result EN55032 Test Result Pass...

Page 21: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 21 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL...

Page 22: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 22 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL 5 NUMAKER EMWIN RDK N9H20 DEMO BOARD SCHEMATIC N9H20 Schematic...

Page 23: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 23 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL LCD Schematic...

Page 24: ...NuMaker emWin RDK N9H20 Mar 26 2021 Page 24 of 25 Rev 1 11 NUMAKER ENWIN RDK N9H20 USER MANUAL Power Schematic...

Page 25: ...uman life bodily injury or severe property damage Such applications are deemed Insecure Usage Insecure usage includes but is not limited to equipment for surgical implementation atomic energy control...

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