Advantech SOM-A2558 user manual SoC Intel XScale PXA255 introduction

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User’s Manual for Advantech SOM-A2558 series module V1.00

SoC Intel XScale PXA255 introduction

Intel XScale PXA255 processor is continuing the advance in handheld multimedia functionality.

PXA255 is Low power, high performance 32-bit Intel XScale® core-based CPU (200, 300 and 400 MHz). The SoC is ARM Architecture v.5TE compliant. 0.18µ process for high core speeds at low power.

Intel® Media Processing Technology including 40-bit accumulator and 16-bit SIMD to enhance audio/video decode performance.

In power field, Low Power and Turbo modes enables enhanced optimal battery life. 32 KB data and 32 KB instruction caches, 2 KB Mini data cache for streaming data.

About PXA255 I/O expansion function, Integrated Memory and PCMCIA/Compact Flash Controller with 100 MHz Memory Bus, 16-bit or 32-bit ROM/Flash/SRAM (six banks), 16-bit or 32-bit SDRAM, SMROM (four banks), as well as PCMCIA and Compact Flash for added functionality and expandability. System Control Module includes 17 dedicated general-purpose interruptible I/O ports, real-time clock, watchdog and interval timers, power management controller, interrupt controller, reset controller, and two on-chip oscillators.

Peripheral Control Module offers 16 channel configurable DMA controller, integrated LCD controller with unique DMA for fast color screen support, Bluetooth** I/F, serial ports including IrDA, I2C, I2S, AC97, three UARTs(1 Full H/W flow control), SPI and enhanced SSP, USB end point interface, and MMC/SD Card Support for expandable memory and I/O functionality.

About Intel PXA255 SoC detail information, user could visit Intel web site for more.

Enhance I/O chip Advantech EVA-C210 introduction

The Advantech EVA-C210 Companion Chip is a companion chip to the Intel® PXA255 processor based on XScaleTM technology. It provides a

variety of functions suitable for use in a high performance computer system.

The integrated on-chip functions include:

-Companion to Intel® PXA255 processor

-System Bus Interface (SBI) to AHB Wrapper

-Shared Memory Controller supports SDRAM

-Two PS/2 ports are provided for use with keyboards and mice

-Real Time Clock (RTC) with calendar function

-I2C Controller

-UART Controller with auto-flow-control function for RS485

-16550-compatible UART

-Provide up to 32 bits of General Purpose I/O (GPIO)

-Two independent 16-bit Timers

-Two ports USB Host Controllers with PHY which are compliant with

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Contents User’s Manual Acknowledgements CopyrightRevision History Version Date Reason SOM-A2558 series Architecture 1.1 Introduction SOM-A2558 series Design highlightSOM-A200 architecture SOM-A2558 series Application SOM-A2558 benefitSOM-A2558 series design-in package Testing SetSOM-A255x series support CD includes Software Development ToolsLCD-A057-STQ1-0 Optional item Risc CE-BuilderLCD-A064-TTV1-0 Optional item LCD-A104-TTS1-0 Optional itemSOM-A2558 Block diagram Enhance I/O chip Advantech EVA-C210 introduction SoC Intel XScale PXA255 introductionCpld System MemorySOM-A2558 standard product specification table System SpecificationsFCC/CE Mechanical Specification Power Consumption Power System RequirementSymbol Description Min Typ Max Input DC Operating ConditionsAssignments and Descriptions Connector LocationsCSB Mating Connector table Vendor SOM Connector vendor table VendorX2 SODIMM-200 connector X3 Feature Extension connectorSODIMM-200 Pin Out Table Pin DefinitionJP1 PXA255 Jtag pin header Pin typeSASKTA12 SASKTA15SASKTA13 SASKTA10SASKTA25 GNDAC97EAPD AC97LINEINSASKT0VCC Batvcc PwrenNDCIN SysvccUsbcp SmbusdatBuzzerout USBLINK5VUART2CTS UART3RTSUART3TXD UART2DTRVeeena VddenaVbkena USBN1UART5RTS UART4RXDUART4TXD UART5TXDCrtsda FlmvsyncLphsync ADDR14 ADDR15ADDR13 ADDR12ADDR22 ADDR20Bufrdy DATA15Bufsdcke BufsdclkADDR0 ADDR1DATA17 DATA16DATA18 DATA19PXAGP7 DisplayirLAN1IRQ UsbirqPXAGP83 PXAGP84DMAREQ1 DMAACK1 MbreqMbgnt PCIAD0PCIAD3 PCIAD2PCIAD4 PCIAD5PCIAD17 PCIAD16PCIAD18 PCIAD19System Bus USB 1.1 Host 2 COMUSB 1.1 client 5 T/S7 SD/MMC Audio AC’97 Codec on boardCRT-out Zoom Video ZV port System Reset InterfaceBack-up power input Power-inputBuzzer Control Interface System Management Bus SM Bus interfaceData SOM-A2552 series don’t support PCI I/F

SOM-A2558 specifications

The Advantech SOM-A2558 represents a significant advancement in system-on-module (SOM) technology, designed to meet the needs of demanding applications in industries such as industrial automation, transportation, and smart cities. Featuring the Intel Apollo Lake processor, specifically the dual-core or quad-core options, the SOM-A2558 delivers an optimal blend of performance and efficiency.

At the core of the SOM-A2558 is the Intel Atom E3950 or E3940 processors, which enable robust processing capabilities while maintaining low power consumption. This is crucial for embedded systems that require continuous operation in energy-sensitive environments. The module supports up to 8GB of DDR4 memory, enhancing its multitasking abilities and enabling it to handle complex applications with ease.

One of the standout features of the SOM-A2558 is its extensive array of I/O options, including USB 3.0, UART, I2C, SPI, and GPIO. This versatility allows for seamless integration with various peripherals and sensors, making it ideal for IoT applications and industrial automation systems. The SOM also supports dual Gigabit Ethernet ports, providing high-speed network connectivity essential for real-time data transfer and communications.

In terms of graphics, the SOM-A2558 supports Intel HD Graphics, which enhances the visual performance for display applications. With integrated hardware-accelerated video decoding and support for 4K resolution, it is suitable for applications such as digital signage and multimedia processing.

Advantech has designed the SOM-A2558 for durability and reliability, featuring a wide operating temperature range from -40°C to 85°C, making it suitable for harsh environments. Additionally, the module's compact form factor ensures easy integration into various system designs, allowing developers to create tailored solutions without significant space constraints.

The SOM-A2558 also supports multiple storage options, including eMMC, SATA III, and M.2 interfaces, which provide flexibility for different storage needs and configurations. Its support for TPM 2.0 enhances security, a vital aspect for applications handling sensitive data.

In summary, the Advantech SOM-A2558 combines cutting-edge technology, extensive connectivity options, and robust performance to facilitate the development of innovative solutions across various sectors. Its features make it an excellent choice for developers looking to create reliable and efficient embedded systems.
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