Processor

• i.MX286 (ARM9) @ 454MHz
• i.MX283 or i.MX287 on request⁽¹⁾

RAM

• 128Mbytes DDR2 16bits

Storage

• 256 Mbytes NAND SLC 8bits
• or 256Mbytes to 4 Gbytes⁽¹⁾

Peripherals

• UART: max 6 (one reserved for debugging)
• SSP ports (SPI, SD/MMC): max 3
• I2C: max 2
• 16bits resolution PWM: max 8
• CAN controlers: max 2
• audio ports(SAIF, SPDIF): max 2
• 1 x USB OTG with PHY
• 10/100 bits Ethernet MAC: max 2 (one with on module PHY)
• 24bits parallel TFT LCD controler (resolution up to 800x480): max 1
• 1 x resistive touchscreen controler (4/5 wires)
• 1 x HSADC (high speed ADC)
• 1 x slow ADC (if no tectile)
• 1 JTAG port (Debugger (ICE) and test)
• GPIOs (3,3V compatibles): max 89

Tranceivers

• 1 x USB OTG
• 1 x Ethernet 10/100 Mbits autoMDX

Power supply

• +3.3VDC single Power supply 5%
• Voltage supervisor (PMIC)
• Li-Ion/Li-Po battery charger

Operating conditions

• Temperature: 0°C..70°C (-20°C..+70°C or -40 to +85°C in option⁽²⁾)

Mechanical

• Dimensions: 43 x 25 mm
• Connectors: 2 x Hirose 80 pins 0,4mm (DF40C-80DP-0.4V)

RoHS

Yes

Embedded operating system

• Linux 3.14, 4.4 or upper (preempt-rt and Xenomai extensions available, Buildroot or Debian rootfs)

SOM is delivered with U-Boot and Linux pre-installed

⁽¹⁾ available on request for annual volume >250 pièces

⁽²⁾ All peripherals can't be use simultaneously due to pins multiplexing. Please refer to i.MX28 documentation for more informations.

Presentation

The APF28_Dev allows you to access all functionnalities of the APF28 module.

All drivers needed to use the onboard peripherals are available in Armadeus public BSP.

Functionalities

• 1x RGB LCD
• 1x USB Host 2.0 High speed
• 1x USB OTG 2.0
• 1x touchscreen (resistive 4 wires)
• 1x USB mini B for debuggins/console
• 1x 10/100/1000Mbits Ethernet
• 1x CAN bus
• 1x microSD port
• 1x user LED
• 1x user button
• 1x jumper for boot selection
• 1x Reset button

Connectors

• 1x jack 2.5mm for power suppply
• 1x Ethernet (RJ45) with integrated isolator and status LEDs
• 1x USB Host (type A)
• 1x USB OTG (type mini B)
• 1x USB Devive (serial console)
• 2 Hirose connectors for receiving APF28 module
• 1x microSD slot
• 1x LCD+tactile connector (2,54 step, compatible with ST0700_adapt kit)
• 1x JTAG (pins 2.54mm)
• 1x CAN bus (pins 2.54mm)
• 1x ADC (pins 2.54mm)
• GPIOs (multiplexed with I²C, SSP, UARTs...)

Power supply

• 7-16V DC Input voltage
• Possibility to supply power from USB Device debug port
• Compatibility with Li-Po 3,7V batteries

Mechanical

Dimensions: 110mm x 80mm

RoHS

Yes

Datasheets

Datasheets of the APF28 in PDF format.

Schematics

Schematics of the APF28 in PDF format.