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SoM-iMX6U

User Manual

April 2016

Revision 1.00

EMAC, Inc.

2390 EMAC Way, Carbondale, Illinois 62902

Phone:

(618) 529-4525

Fax:

(618) 457-0110

http://www.emacinc.com

Содержание SoM-iMX6U

Страница 2: ...8 2 4 3 One Wire I2C 8 2 4 4 Ethernet 9 2 4 5 USB 10 2 4 6 SPI 10 2 4 7 MCI Multimedia Card SDIO 11 2 4 8 Serial Ports 12 2 4 9 I2S 13 2 4 10 CAN 13 2 4 11 GPIO 14 2 5 Power Connections 16 2 6 Boot O...

Страница 3: ...al Revision 1 00 2016 2 4 Software 20 4 1 Das U Boot 20 4 2 Embedded Linux 20 4 2 1Linux with Xenomai Real Time Extensions 20 4 2 2Linux Packages 21 4 2 3Linux Patches 21 4 3 Qt Creator 21 4 4 ARM EAB...

Страница 4: ...age If EMAC Inc products are used in any of the aforementioned unintended or unauthorized applications Purchaser shall indemnify and hold EMAC Inc and its employees and officers harmless against all c...

Страница 5: ...SoM features the SoM iMX6U also features a fast 32 bit core open source software support and a wide range of controller I O pins 1 1 Features Small 144 pin SODIMM form factor 2 66 x 1 5 NXP ARM Cortex...

Страница 6: ...Converter ADC Power Power Management Controller allows selectively shutting down on processor I O functionality and running from a slow clock JTAG JTAG for debug including real time trace Clocks PLL...

Страница 7: ...ovision to set alarms that can interrupt the processor For example the processor can be placed in sleep mode and then later awakened using the alarm function 2 3 Watchdog Timer The SoM iMX6U provides...

Страница 8: ...M A5D35 s pin out The use of the SODIMM form factor for EMAC s SoMs is a sound choice that has been proven rugged and reliable in the laptop market 2 4 1 External Bus SODIMM Pin SoM Pin Name Processor...

Страница 9: ...AG_TDI JTAG_TDI JTAG serial in 138 JTAG_TDO JTAG_TDO JTAG serial out 140 JTAG_TMS JTAG_TMS JTAG operation mode 112 JTAG_TRST JTAG_TRST Test Reset Signal 2 4 3 One Wire I2C The SoM specification calls...

Страница 10: ...Refer to Carrier schematics The Ethernet PHY can be put into a low power mode by writing directly to the MAC via software Additional power can be saved by turning off the PHY Oscillator This is done...

Страница 11: ...AA processor provides a dual SPI3 and SPI4 SPI module for communicating with peripheral devices On the SoM the SPI4 bus is already connected to the serial flash which uses SPI4_CS0 SPI4_CS0 is not bro...

Страница 12: ...rocessor provides a 4 bit MMC SD card interface using the MC lines The SoM 100ES Carrier board uses a serial SPI based MMC SD interface The SoM iMX6U could be programmed to use this serial interface h...

Страница 13: ...PIO 36 COMB_TXD UART2_TX_DATA UART2 Transmit GPIO 82 COMB_RTS GPIO UART2_RTS UART2 RTS GPIO 78 COMB_CTS GPIO UART2_CTS UART2 CTS GPIO 103 COMC_RXD UART1_RX_DATA UART1 Receive GPIO 102 COMC_TXD UART1_T...

Страница 14: ...IO 127 I2S_RXCK Receive Clock GPIO 2 4 10 CAN The MCIMX6G1CVM05AA has two CAN controllers that are brought out to the SoM card edge One is defined by the SoM specification and the second can be utiliz...

Страница 15: ...Description 75 IRQA GPIO_1 LCD_VSYNC Interrupt A GPIO 1 32 IRQB GPIO_2 LCD_RESET Interrupt B GPIO 2 40 IRQC GPIO_0 LCD_HSYNC Interrupt C GPIO 0 A D The MCIMX6G1CVM05AA Analog to Digital pins provides...

Страница 16: ...tion 40 IRQC GPIO_0 LCD_HSYNC Interrupt C GPIO 0 75 IRQA GPIO_1 LCD_VSYNC Interrupt A GPIO 1 32 IRQB GPIO_2 LCD_RESET Interrupt B GPIO 2 117 CLK1 GPIO_3 GPIO1_IO04 Programmable Clock GPIO 3 127 CLK2 G...

Страница 17: ...wers the real time clock and SNVS blocks 118 ALT_VCC USB_OTG1_VBUS USB_OTG2_VBUS To control PMIC to supply VBUS voltage 101 AV_VCC Not Used Analog power This is not required for the SoM iMX6U 99 V_REF...

Страница 18: ...Flash also has a Write Protect Provision To Write Protect the Serial Data Flash pull SoM pin 85 low This pin is pulled up by a 10K ohm resistor on the module If this feature is required it would be im...

Страница 19: ...f 3 3V at 170mA For a bare bones population users can get away with using only 3 3V and simply provide this to all the voltage inputs listed in Power Connections section 3 2 1 Legacy ALT_VCC is a lega...

Страница 20: ...wo main considerations range and accuracy Range The AVCC normally will have an effect on the range however on the SoM iMX6U this pin is a no connect since the processor s Analog VCC ADC_VREFH is direc...

Страница 21: ...U Boot automatically stores this address in a register within the MAC which effectively provides it to any OS loaded after that point 4 2 Embedded Linux EMAC Open Embedded Linux is an open source Lin...

Страница 22: ...eator is a cross platform IDE Integrated Development Environment tailored to the needs of Qt developers but works well for Headless applications as well EMAC provides sample code as projects that can...