User Guide for DIODES models including: AL58263EV2, AL58263EV2 16 Channel LED Driver, 16 Channel LED Driver, LED Driver, Driver
24 feb 2025 — The universal board is equipped with an automotive grade 32-bit Arm. M0 core MCU and integrates LIN, CAN, and UART communication.
The universal board is equipped with an automotive grade 32-bit Arm. M0 core MCU and integrates LIN, CAN, and UART communication.
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DocumentDocumentAL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL General Description This development kit features a universal control board and an AL58263 driver board, both powered via USB Type-C. The universal board is equipped with an automotive grade 32-bit Arm M0 core MCU and integrates LIN, CAN, and UART communication interfaces to provide display data to the AL58263 driver board. The AL58263 board includes 16 RGB LEDs, controlled by three integrated AL58263 ICs, enabling precise control of lighting effects. This kit supports daisy chaining of up to two driver boards, making it ideal for automotive applications such as instrument clusters, lighting, and other LED-based displays in both automotive and commercial environments. Features · AEC-Q100 Grade1 Qualified · Input Voltage VDD: 3V to 5.5V · Output Current Range 2~55mA/5V, 2~35mA/3.3V ±0.1% output current regulation capability 6-bit global current control: from 12.5% to 200% · 16 Constant-Current Sink Output Channel 16-bit grayscale resolution with Adaptive Pulse Density Modulation (APDM) control 15V-rated output channels for long LED strings Fast Transient Response--supports external grayscale clocks with double edge up to 16MHz ±1.5% (typical) LED current accuracy between channels ±3% (typical) LED current accuracy between chips Non-scramble waveform for high-power LED applications Grayscale counter reset selection Grayscale data synchronization selection · Diagnostics and Protections Error detection includes LED open, LED short, output port leakage, output short-to-GND, output short-to-power, and REXT short-to-GND Error detection LEDs at 0.1mA to avoid flickering Short detection threshold voltage selection (2/3/4/4.5V) Sleep and 0-data mode to lower down the supply current Pre-overtemperature warning · 4-Wire Serial Interface (LAT, DI, DO, DCK) 25MHz clock frequency for data transfer EMI reduction grayscale clock Cascaded capability (max 1,440 devices) External GCK watchdog Stagger outputs delay for EMI reduction · Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) · Halogen and Antimony Free. "Green" Device (Note 3) · The AL58263Q is suitable for automotive applications requiring specific change control; this part is AEC-Q100 qualified, PPAP capable, and manufactured in IATF16949 certified facilities. https://www.diodes.com/quality/product-definitions/ Applications Indoor and outdoor LED video displays Variable message signs (VMS) Traffic signs Outdoor billboard signage LCD display backlighting Specifications Parameter Input Voltage Output Current Output Voltage Dimension RoHS Compliance Value USB-C 6.725mA 5V 95mm*14mm*13mm Yes Evaluation Board Figure 1: AL58263EV2 Top View Figure 2: AL58263EV2 Bottom View Connection Instructions · DC Input: USB-C Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. 2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated's definitions of Halogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green" products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. AL58263EV2 Rev. 2 1 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL General Description This development kit offers a comprehensive solution for RGB lighting control, and features a universal control board and an AL58263 driver board, both powered via USB-C. The universal board uses an automotive-grade 32-bit Arm M0 core, designed for reliable performance in automotive environments. It integrates LIN, CAN, and UART communication interfaces to enable seamless interaction with external systems and deliver precise control data to the AL58263 driver board. The AL58263 driver boards are equipped with 16 integrated RGB LEDs on the front, controlled by three AL58263 ICs on the back. These ICs are optimized for driving high-brightness RGB LEDs with fine control over color mixing, brightness, and efficiency. They allow smooth color transitions and dimming, making them ideal for applications that demand dynamic and accurate lighting control. The kit supports daisy chaining of up to two AL58263 driver boards, enabling greater scalability in lighting setups. This development kit is ideal for commercial LED displays such as: Indoor and Outdoor LED Video Displays: High-brightness, rich color displays. Variable Message Signs (VMS): Dynamic public messaging systems. Traffic Signs: High visibility displays for road safety. Outdoor Billboard Signage: Vibrant, reliable outdoor advertisements. LCD Display Backlighting: Enhanced brightness and color for large screens. The inclusion of USB Type-C power simplifies the development process, ensuring a modern and reliable power interface. This kit provides developers with the tools needed to build high-performance RGB lighting systems for both automotive and commercial applications, offering flexibility, scalability, and precision. With durable automotive-grade components, the kit ensures reliability across a wide range of use cases, making it ideal for projects requiring dynamic and accurate RGB lighting control. AL58263EV2 Rev. 2 2 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Hardware Description The evaluation kit, as shown in Figure 3 and Table 1, includes a universal board and an AL58263Q evaluation board. The universal board is a control board equipped with an MCU and two DIP switches. Users can connect to the Nuvoton programmer via section 6 in Figure 3 for firmware updates, and the DIP switches can be used for functional testing. The AL58263 evaluation boards connect to the universal board through section 11 for demonstration purposes, with a default configuration supporting up to two daisy-chained connections. Figure 3. Evaluation Kit Top View 1 2 3 6 5 CAN BUS (option) LIN BUS (option) UART (option) 9 4 8 USB-C Universal Board 10 11 7 9 AL58263EV2 (LED strip1) AL58263EV2 (LED strip2) (optional) Section 1 2 3 4 5 6 7 8 9 10 11 Table 1: EVB Section Description Description CAN Bus communication interface female connector LIN Bus communication interface female connector UART communication interface female connector USB-C DC_IN female connector MCU online debug/program connector MCU program data connect to test pin switch Demo display animations selection Function selection Test pin System Reset button AL58263 connecting socket AL58263EV2 Rev. 2 3 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Quick Start Guide Please connect the universal board with the AL58263 development board, and then connect the USB Type-C cable between the adaptor and the universal board. As shown in Figure 4, the initial default LED display is static and retains full-color, steady lighting. Figure 4. Initial display Setting1 and Setting2 are summarized in Table 2 below: Setting1 Setting2 Pin (left to right) 00000000 10000000 01000000 00100000 00010000 00001000 00000100 00000010 Pin (left to right) 10000000 01000000 00100000 00010000 00001000 00000100 00000010 00000001 Table 2: Setting1/Setting2 table Description Static full color steady lighting Fade in/out display Gradient display Color chase display Reverse color chase display Rainbow Chase display Meteor light display Returning meteor light display Description AL58263 CMD [4] current gain AL58263 CMD [5] current gain AL58263 CMD [6] current gain AL58263 CMD [7] current gain AL58263 CMD [8] current gain AL58263 CMD [9] current gain AL58263 CMD [12] APDM/PWM mode AL58263 CMD [13] External/Internal GCK Fade in/out display Turn on setting1 pin 1, then press the RESET button. This will activate the fade-in/fade-out display, as shown in Figure 5. Figure 5. Fade in/out display Time AL58263EV2 Rev. 2 4 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Quick Start Guide (continued) Gradient display Turn on setting1 pin 2, then press the RESET button. This will activate the fade-in/fade-out display, as shown in Figure 6. Figure 6. Gradient display Color chase display Turn on setting1 pin 3, then press the RESET button. This will activate the color chase display from left to right, as shown in Figure 7. Figure 7. Color chase display Time AL58263EV2 Rev. 2 5 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Quick Start Guide (continued) Reverse color chase display Turn on setting1 pin 4, then press the RESET button. This will activate the reverse color chase display from right to left, as shown in Figure 3. Figure 3. Reverse color chase display Rainbow Chase display Turn on setting1 pin 5, then press the RESET button. This will activate the rainbow Chase display, which flows sequentially in full color from left to right, as shown in Figure 9. Figure 9. Rainbow Chase display Time AL58263EV2 Rev. 2 6 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Quick Start Guide (continued) Meteor light display Turn on setting1 pin 6, then press the RESET button. This will activate the meteor light display, which is akin to a "meteor crossing the sky" from right to left, as shown in Figure 4. Figure 4. Meteor light display Returning meteor light display Turn on setting1 pin 7, then press the RESET button. This will activate the meteor light display, which is akin to a "meteor going back and forth" from side to side, as shown in Figure 5. Figure 5. Returning meteor light display AL58263EV2 Rev. 2 7 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Software Programming Procedure The universal board uses the M0A23EC1ACU automotive 32-bit microcontroller based on Arm® Cortex®-M0 core as the control unit. You can download the latest demo program update from the Diodes official website, or modify and test your own program. Before proceeding, please make sure you have the Nu-Link Debug Adapter and ICP programming tool installed. For more details, please refer to the Nu-Link Debug Adapter User's Manual. Hardware Requirements Minimum system requirements for PC is shown in Table 3 below: Table 3: PC minimum requirements # Description 1 OS 2 CPU 3 RAM 4 Storage 5 USB Port Requirement Windows 7, Windows 10, or later (64-bit recommended) Intel Core i3 or higher 2GB RAM minimum (4GB recommended) 500MB free disk space One free USB 2.0/3.0 port Installation and Setup Installing the NuMicro ICP Programming Tool Install Nu-Link Driver: If you haven't already installed the Nu-Link driver, it can be found in the same download section from Nuvoton's website. This driver is required for the Nu-Link Debug Adapter to communicate with the PC. Download and Install: After downloading the NuMicro ICP Programming Tool, run the installer and follow the on-screen instructions to complete the setup. Hardware Connections Nu-Link to Universal Board Pin Mapping: To correctly program the M0A23EC1ACU using the Nu-Link Debug Adapter, follow this pin mapping: · Nu-Link VCC (Pin 1) Universal Board 5V · Nu-Link DAT (Pin 2) Universal Board DAT · Nu-Link CLK (Pin 4) Universal Board CLK · Nu-Link RESET (Pin 6) Universal Board RESET · Nu-Link GND (Pin 8) Universal Board GND Ensure that all connections between the Nu-Link and the universal board are accurate and secure, as shown in Figure 6. Figure 6. Hardware Connections AL58263EV2 Rev. 2 8 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Software Programming Procedure (continued) Update Firmware 1. Open NuMicro ICP Programming Tool: After hardware setup, launch the NuMicro ICP Programming Tool on your PC, as shown in Figure 13. 2. Select Target Chip: In the tool, select M0A21/M0A23 series from the device list. 3. Connect: Link the Nu-Link Debug Adaptor 4. Load Fire: Click APROM to choose the firmware hex (.hex) file, which was downloaded from the Diodes website. 5. Program the Device: Click Start to start flashing the firmware onto the M0A23EC1ACU. The software will indicate progress and completion of the process. Figure 7. NuMicro ICP Programming Tool setting #3 #1 #4 #2 #5 AL58263EV2 Rev. 2 9 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Evaluation Board Schematic Figure 8. Universal Evaluation Board Schematic AL58263EV2 Rev. 2 10 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Evaluation Board Schematic (continued) Figure 9. AL58263 Evaluation Board Schematic AL58263EV2 Rev. 2 11 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Evaluation Board Layout Universal Board Figure 10. Universal PCB Top Layer View Figure 11. Universal PCB Bottom Layer View AL58263EV2 Rev. 2 12 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Evaluation Board Layout (continued) AL58263EV2 Board Figure 128. AL58263EV2 PCB Top Layer View Figure 13. AL58263EV2 PCB Layer1 View Figure 14. AL58263EV2 PCB Layer2 View Figure 15. AL58263EV2 PCB Bottom Layer View AL58263EV2 Rev. 2 13 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL Bill of Materials Universal Evaluation Board Location D1, D2, D3, D4 U8 U6, U7 Description Schottky Diodes, If=1A, Reverse Voltage=360mV, Reverse Voltage=30V Buffers & Line Drivers QUAD 3-STATE BUFFERS OE HI 8mA VCC 4.5V 8-bit I2C-bus and SMBus I/O port with interrupt Manufacturer DIODES DIODES DIODES U4 1A LDO, VOUT=3.3V DIODES U3 1A LDO, VOUT=5V DIODES U5 LIN Transceivers LIN 2.1/SAE J2602 transceiver NXP U2 CAN Interface IC High-speed CAN transceiver U1 automotive 32-bit microcontroller based on Arm® Cortex®-M0 core, AEC Q100 Grade 1 FB1~FB9 300m ±25% 1k@100MHz 0805 Ferrite Beads C1, C3, C4, C5, C7, C10, C11, C12, C14, C15, C16, Capacitor SMD, 50 V 0.1uF X7R AEC-Q200 C17, C20~C23 C2, C6 Capacitor SMD, 50V 10uF X7R AEC-Q200 C8 Aluminum Electrolytic Capacitors SMD, Low ESR, 35V 330uF C9 Capacitor SMD, 100V 4700pF X7R 10% AEC-Q200 NXP Novoton YJYCOIN YAGEO TAIYO YUDEN Rubycon YAGEO C13, C18 Capacitor SMD, 16V 2.2uF X7R 10% AEC-Q200 YAGEO C19 J6 J7, J8, J9 Capacitor SMD, 100V 220pF X7R 10% SMD USB Connectors, USB: 5A USB 3.1 1 Horizontal attachment 16P Female SMD USB Connectors Connectors/D-Sub / VGA Connectors HRE SHOU HAN XUNPU R1, R2 Resistor SMD, 100k 1% 0.1W AEC-Q200 R3, R11, R12, R13, R14, R15, R16, R17, R18, R19, Resistor SMD, 10k 1% 0.1W AEC-Q200 R20, R21, R22, R23, R24, R25, R26 R4, R5 Resistor SMD, 60.4k 1% 1/8W AEC-Q200 PANASONIC PANASONIC YAGEO R6, R10 Resistor SMD, 100k 1% 0.1W AEC-Q200 PANASONIC R7, R8, R9 Resistor SMD, 1 5% 1W YAGEO R27 Resistor SMD, 110 1% 0.1W AEC-Q200 YAGEO U1, U2, U3 U4 LED1~, LED16 16-Channel, 16-Bit Grayscale PWM Dimming LED Driver Buffers & Line Drivers QUAD 3-STATE BUFFERS OE HI 8mA VCC 4.5V RGB LEDs ROHS DIODES DIODES Everlight FB1, FB2, FB3, FB4 Ferrite Beads 1000 OHM 25% Murata C1, C2, C3, C4 Capacitor SMD, 50 V 0.1uF X7R AEC-Q200 YAGEO R1, R2, R3 Resistor SMD, 2k 0.1% 0.1W PANASONIC R4 Resistor SMD, 110 1% 0.1W AEC-Q200 YAGEO Part Number DFLS130L-7 74AHC126T14 PI4IOE5V9554A AZ1117-3.3TRG1 AZ1117-5.0TRG1 TJA1021T TJA1051T-3 M0A23EC1ACU YI201209U102-1R0T AC0805KRX7R9BB104 UMK325AB7106KMHP 35TZV330M10X10.5 AC0603KRX7R0BB472 AC0805KKX7R7BB225 CAI0603X7R221K101JT TYPE-C 16PIN 2MD D-SUB-DR-9PCM-CB ERJ3EKF1003V ERJ3EKF1002V AC0805FR-7W60R4L ERJ3EKF1001V RC2512JK-071RL AC0603FR-07110RL AL58263 74AHC126T14 61-238/RSGBB7C-B02/ET BLM18AG102SN1D AC0805KRX7R9BB104 ERA3AEB202V AC0603FR-07110RL Package PowerDI-123-2 TSSOP-14 TSSOP-16 SOT223 SOT223 SOIC-8 SOIC-8 TSSOP28 0805 0805 1210 10x10.5 0603 0805 0603 TYPE-C 16P D-Sub 0603 0603 0805 0603 2512 0603 TSSOP-24EP TSSOP-14 SMD5050 0603 0805 0603 0603 AL58263EV2 Rev. 2 14 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved. AL58263EV2 User Guide 16-CHANNEL LED DRIVER WITH 16-BIT APDM CONTROL IMPORTANT NOTICE 1. DIODES INCORPORATED (Diodes) AND ITS SUBSIDIARIES MAKE NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO ANY INFORMATION CONTAINED IN THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY RIGHTS (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). 2. The Information contained herein is for informational purpose only and is provided only to illustrate the operation of Diodes' products described herein and application examples. Diodes does not assume any liability arising out of the application or use of this document or any product described herein. This document is intended for skilled and technically trained engineering customers and users who design with Diodes' products. Diodes' products may be used to facilitate safety-related applications; however, in all instances customers and users are responsible for (a) selecting the appropriate Diodes products for their applications, (b) evaluating the suitability of Diodes' products for their intended applications, (c) ensuring their applications, which incorporate Diodes' products, comply the applicable legal and regulatory requirements as well as safety and functional-safety related standards, and (d) ensuring they design with appropriate safeguards (including testing, validation, quality control techniques, redundancy, malfunction prevention, and appropriate treatment for aging degradation) to minimize the risks associated with their applications. 3. Diodes assumes no liability for any application-related information, support, assistance or feedback that may be provided by Diodes from time to time. Any customer or user of this document or products described herein will assume all risks and liabilities associated with such use, and will hold Diodes and all companies whose products are represented herein or on Diodes' websites, harmless against all damages and liabilities. 4. Products described herein may be covered by one or more United States, international or foreign patents and pending patent applications. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks and trademark applications. Diodes does not convey any license under any of its intellectual property rights or the rights of any third parties (including third parties whose products and services may be described in this document or on Diodes' website) under this document. 5. 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Should customers or users use Diodes' products in contravention of any applicable laws or regulations, or for any unintended or unauthorized application, customers and users will (a) be solely responsible for any damages, losses or penalties arising in connection therewith or as a result thereof, and (b) indemnify and hold Diodes and its representatives and agents harmless against any and all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim relating to any noncompliance with the applicable laws and regulations, as well as any unintended or unauthorized application. 7. While efforts have been made to ensure the information contained in this document is accurate, complete and current, it may contain technical inaccuracies, omissions and typographical errors. Diodes does not warrant that information contained in this document is error-free and Diodes is under no obligation to update or otherwise correct this information. Notwithstanding the foregoing, Diodes reserves the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the final and determinative format released by Diodes. 8. Any unauthorized copying, modification, distribution, transmission, display or other use of this document (or any portion hereof) is prohibited. Diodes assumes no responsibility for any losses incurred by the customers or users or any third parties arising from any such unauthorized use. 9. This Notice may be periodically updated with the most recent version available at https://www.diodes.com/about/company/terms-andconditions/important-notice The Diodes logo is a registered trademark of Diodes Incorporated in the United States and other countries. All other trademarks are the property of their respective owners. © 2025 Diodes Incorporated. All Rights Reserved. www.diodes.com AL58263EV2 Rev. 2 15 of 15 www.diodes.com February 2025 © 2025 Copyright Diodes Incorporated. All Rights Reserved.
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