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MYD-Y6ULX

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Product Manual

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4.2.13 Micro SD Card

The i.MX6UL\6ULL processor provides two MMC/SD/SDIO card ports. Port SD2 has been

connected to the eMMC and WiFi module, and port SD1 is connected to a micro SD card

connector (4 bit mode) on the MYB-Y6ULX. It can be used to store the system booting

code and other information using a mciro SD card memory.

Figure 4.19 Micro SD Card

4.2.14 Buttons and LEDs

Three(3) Buttons are provided on base board MYB-Y6ULX



One(1) unit of user button



One(1) unit of reset button



One(1) unit of button

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Summary of Contents for MYD-Y6ULX Linux

Page 1: ...www myirtech com MYD Y6ULX Product Manual 1 MYD Y6ULX Product Manual Version 1 0 08 Nov 2017...

Page 2: ...www myirtech com MYD Y6ULX Product Manual 2 Version History Version Description DATE V1 0 Initial version 08 Nov 2017...

Page 3: ...rd Resources 9 3 Interfaces 11 3 1 Interface of CPU Module Board 11 3 2 PIN List 11 3 3 Peripheral Interfaces of Base Board 12 4 Hardware Design 14 4 1 Hardware Design of CPU Module board 14 4 2 Hardw...

Page 4: ...ds are consisted of a CPU module MYC Y6ULX and a base board MYB Y6ULX It is designed to be a complete design reference for embedded developing on the i MX 6UL 6ULL processor and designs based on MYC Y...

Page 5: ...12MB DDR3 Flash 256MB Nand Flash 256MB Nand Flash 4GB eMMC WiFi Support Support Reused SDIO with eMMC Working Temp 40 to 85 Celsius WIFI 20 to 65 Celsius 0 to 70 Celsius 0 to 70 Celsius Table 1 1 Part...

Page 6: ...rallel CSI 24 bit Parallel CSI LCD None None 24 bit Parallel LCD 24 bit Parallel LCD Quad SPI 1 1 1 1 SDIO 2 2 2 2 UART 4 8 8 8 I2C 2 4 4 4 SPI 2 4 4 4 I2S SAI 1 3 3 3 S PDIF 1 1 1 1 Timer PWM Timer x...

Page 7: ...OTG HS FS x 2 OTG HS FS x 2 CAN 0 1 2 Graphic None None PxP CSI None None 16 bit Parallel CSI LCD None None 24 bit Parallel LCD Quad SPI 1 1 1 SDIO 2 2 2 UART 4 8 8 I2C 2 4 4 SPI 2 4 4 I2S SAI 1 3 3 E...

Page 8: ...which is integrated processor DDR NAND Flash eMMC Ethernet PHY and power management circuit on the PCB size of 37 x 39 mm Please refer to the below Figure 2 1 for detail Figure 2 1 Function Block Diag...

Page 9: ...e 2 2 for detail Figure 2 2 MYD Y6ULX Base Board Serial ports 1 x Debug serial port TTL 1 x RS485 serial port with isolation 1 x 3 wire RS232 serial port with isolation USB 2 x USB2 0 Host ports 1 x M...

Page 10: ...slot 1 x LCD interface 16 bit true color supports optional 4 3 inch and 7 inch TFT LCD 1 x RTC battery holder Audio input output port 3 5mm jack 3 x Buttons 1 x Reset button 1 x User button 1 x ON OFF...

Page 11: ...LX CPU module is connected to the base board by 1 0mm pitch 140 pin surface mount pads Please refer to the pin assignment as below Figure 3 1 MYC Y6ULX Pin Assignment 3 2 PIN List Please refer to the...

Page 12: ...nd the i MX6UL 6ULL series processor Detailed resources provided as below Figure 3 2 MYD Y6ULX Resources Please refer to the interface list as below Interface Designator Description CPU Module U33 MYC...

Page 13: ...ard J8 4 bit micro SD Card interface Battery J2 RTC battery holder LCD J3 16 bit true color supports optional 4 3 inch and 7 inch TFT LCD Audio J4 3 5mm stereo audio output port Headphone J5 3 5mm aud...

Page 14: ...lies 5V 3 8V 3 3V 1 8V 3V RTC voltage for the board Please refer to Figure 4 1 for detail Figure 4 1 MYB Y6ULX Power Tree DCDC convertor with maximum output current of 3A is used for 12V to 5V and 12V...

Page 15: ...termine the boot flow behavior of the device MYD Y6ULX is equipped with a 4 bit switch to change the boot device Please refer to the schematic for the boot state as below Figure 4 2 Boot Configure Swi...

Page 16: ...OFF OFF Reserved Table 4 3 Boot Type Configure 4 2 3 Ethernet MYB Y6ULX is equipped with two ethernets operating at 10 100 Mbps which offering standard RJ45 connector With voltage transformer inside...

Page 17: ...2 of base board as below Figure 4 4 Ethernet 2 Circuit 4 2 4 USB i MX6UL 6ULL processor provides two high speed HS USB 2 0 OTG Up to 480 Mbps with integrated high speed USB PHY OTG1 port is connected...

Page 18: ...nd Port 3 of the expanded USB has been connected to the LTE module the rest is reserved Please refer to the schematic of the USB OTG of the board as below We implement a power switch circuit on the bo...

Page 19: ...B Host as below Figure 4 7 USB Host 4 2 5 LTE Module MYB Y6ULX is equipped with a LTE module interface which can support many general mini PCI E LTE module MYD Y6ULX development board provides Linux d...

Page 20: ...with a side insert type SIM card connector Refer to the schematic of as below Figure 4 9 SIM Card 4 2 6 Audio CODEC WM8904 Audio CODEC silicon from Wolfson is equipped on MYB Y6ULX It provides high q...

Page 21: ...module has been connected to the SD2 controller of the processor On board SMA type antenna interface it can be used with WIFI antenna in the development kit box It is important to note that as the eM...

Page 22: ...terface because of the chip pin multiplexing MYB Y6ULX can only support 8bit parallel camera interface The connector is a 0 5mm pitch FPC connector Users can use MY CAM011B camera module to evaluate t...

Page 23: ...display clock and up to WXGA 1366 x 768 at 60 Hz A 50 pins FPC connector has been used for the display port on the MYB Y6ULX Linux drivers are provided to work with MIYR LCD panels for 4 3 inch LCD 4...

Page 24: ...V LVTTL level standard is used on the MYB Y6ULX Users can use USB to UART cable to connect the board and computer MYIR provides an optional module MY UART012U for more information please visit the fol...

Page 25: ...details about the ISO3802 chip please see its datasheet Please refer to the schematic of the RS485 below for detail Figure 4 16 RS485 Port 4 2 11 CAN A Controller Area Network CAN bus is a robust vehi...

Page 26: ...part number of the transceiver is ISO1050 from TI For more details about the ISO1050 chip please see its datasheet Please refer to the schematic of the CAN below for detail Figure 4 17 CAN Interface...

Page 27: ...WiFi module and port SD1 is connected to a micro SD card connector 4 bit mode on the MYB Y6ULX It can be used to store the system booting code and other information using a mciro SD card memory Figur...

Page 28: ...ic of the LED as below Figure 4 22 LED 4 2 15 Expansion Interfaces One 20 pins Pin Header is equipped on board Signals such as SPI Serial Ports I2C are expanded through this connector Please find the...

Page 29: ...www myirtech com MYD Y6ULX Product Manual 29 Figure 4 23 Expansion Interface...

Page 30: ...70 Industrial Level 40 85 WIFI chip operating temperature of 20 to 65 degrees Table 5 1 Operating Temperate 5 2 Power Supply Item Label Parameter Description MIN Normal MAX Unit System Voltage 12V 9 1...

Page 31: ...31 5 3 GPIO DC Characteristics Item Label Parameter Description MIN Normal MAX Unit Input High Voltage VIH 2 3 3 3 V Input Low Voltage VIL 0 0 99 V Output high Voltage VOH 3 15 V Output Low Voltage VO...

Page 32: ...chanical Characteristics PCB Layers CPU Module 8 Layers PCB Immersion Gold Process Lead Free Base Board 4 Layers PCB Immersion Gold Process Lead Free Mechanical CPU Module 37 x 39mm Base Board 105 140...

Page 33: ...www myirtech com MYD Y6ULX Product Manual 33 Figure 6 2 Mechanical Information of MYB Y6ULX...

Page 34: ...ll as the matters needing attention in using MYIR s products Service Guarantee MYIR regards the product quality as the life of an enterprise We strictly check and control the core board design the pro...

Page 35: ...g service However the following situations are not included in the scope of our free technical support service a Hardware or software problems occurred during customers own development b Problems occu...

Page 36: ...fingers or hands to leave fingerprint 4 Do not clean the surface of the screen with chemicals 5 Please read through the product user manual before you using MYIR s products 6 For any maintenance servi...

Page 37: ...ion we will inform customers in time and assist customers with products updating and upgrading Value added Services 1 MYIR provides services of driver development base on MYIR s products like serial p...

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