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IC nexus NSD2105, User Manual

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IC nexus NSD2105 User Manual Download Page 23

 

SBC/NSD/EC 21 Series Hardware User Manual 

 

 
 

 

Page 

23

 

 

 

 

3.8   BM Connector

 

The J4 connector is used to select the operation mode: Normal Operation mode or 

Firmware Download mode. For more information about Firmware Download mode (to burn 

firmware image), please refer to “Firmware Image Download” application note. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J4: BM 
pin1 

J4 pin 1 

Firmware Download: 

Pin 1, 2 open 

Pin 3, 4 short 

J4 pin 1 

Normal Operation: 

Pin 1, 2 short 

Pin 3, 4 short 

Summary of Contents for NSD2105

Page 1: ...NSD2105 Hardware User Manual ...

Page 2: ...s No license to IC Nexus property rights is granted IC Nexus assumes no liability and provides no warranty either expressed or implied relating to the usage or intellectual property right infringement that may result from its use IC Nexus provides this document as is without warranty of any kind expressed or implied including but not limited to its particular purpose IC Nexus may make changes to t...

Page 3: ...IONS 9 3 1 MicroSD Connector 11 3 2 UART Connectors Debug Port 12 3 3 USB Connectors 15 3 4 Audio Interface 17 3 5 Ethernet Interface 19 3 6 Power Supply DC IN connector 20 3 7 GPIO Pin Header 21 3 8 BM Connector 23 3 9 Parallel Display Interface 24 3 10 Touch Screen Interface 26 3 11 LED 27 3 12 Reset Switch 28 3 13 Expansion Connector 29 3 14 EEPROM 31 3 15 RTC Real Time Clock 32 APPENDIX A BOX ...

Page 4: ...tely after being turned off Carry out any design and development only after you have thoroughly read and understood this manual and any other related technical materials on the website or in the data sheets Test your product thoroughly for reliability and safety This product is not intended for applications that require extremely high reliability safety functionality and accuracy including but not...

Page 5: ... the other included goods and software are not covered under this warranty Some knowledge used by IC NEXUS is provided by third parties and IC NEXUS makes no representation or warranty as to the accuracy of such information Data stored by the EEPROM i MX6Q D electrical fuse e Fuse is used by the software contained in this product Do not write to these regions as this may cause the product stop wor...

Page 6: ...h device can be installed in advance with Windows Embedded Compact 7 Ubuntu 11 10 or Android 4 2 for immediate evaluation The products include the following models NSD 21 05 WV S A R Figure 1 Product Number Naming Conventions Product Type NSD Single Board Computer SBC Smart Display Open Frame NSD Embedded Computer EC Display Type 05 HDMI output 00 4 3 LCD 04 5 LCD 05 Resolution WV HVGA 480x272 HV ...

Page 7: ... display port x1 5 LCD panel with touch screen x1 5V DC power input connector x1 USB 2 0 host connector x2 USB 2 0 OTG connector x1 Micro SD card socket x1 SGTL5000 Audio Codec Amplifier circuit MIC in connector x1 Earphone connector x1 Speaker connector x2 L R DB9 connector x2 RS232 x1 and RS485x1 Debug Console Port 8 pin header x1 optional debug cable is required GPIO 8 bit pin header x1 IEEE 80...

Page 8: ...NSD2104 NSD2105 Hardware User Manual Page 8 2 3 Product Outline Dimension 92 Unit mm 139 27 29 24 6 5 12 120 72 76 121 ...

Page 9: ...5 product The functional details of the connectors are described in subsequent sections PCB Top View MicroSD J6 USB Host CN5 USB Host x 2 J8 USB Host USB OTG CON1 Speaker R CON2 Speaker L JP1 Headphone JP3 MIC IN JP2 Line IN Ethernet J7 DC IN J5 DC IN JP4 5V out J1 GPIO J4 BM D6 D7 LED Reset CN2 Debug Console CON3 RS485 CON4 RS232 ...

Page 10: ...NSD2104 NSD2105 Hardware User Manual Page 10 PCB Bottom View HC1 EXT Bus HC2 EXT Bus CN6 LCD J9 CTP CN7 RTP ...

Page 11: ...st Controller Standard Specification version 3 0 MMC System Specification version 4 2 4 3 4 4 SD Memory Card Specification version 3 0 and supports the Extended Capacity SD Memory Card SDIO Card Specification version 3 0 microSD Connector Pin out Pin Signal Pin Signal 1 Data 2 6 GND 2 Data 3 7 Data 0 3 CMD 8 Data 1 4 VDD 9 CD 5 CLK ...

Page 12: ...e below UART Number Connector Type Available Signals Notes UART1 1x5 header CN2 CMOS signal level TX RX Console Debug port A separate debug cable is required UART2 DB9 CON4 RS232 signal level TX RX RTS CTS RS232 port UART3 DB9 CON3 RS485 signal level 485 485 RS485 port Note RS485 port works only in HALF Duplex mode CN2 UART1 Debug Console CON3 UART3 RS485 CON4 UART2 RS232 ...

Page 13: ... settings are Baud Rate 115200 8 data bits no parity 1 stop bit and no flow control Note that UART1 is at CMOS signal level There is no RS232 transceiver on the port A separate debug cable is required to connect UART1 to a PC terminal A DB9 null modem cable or adapter is required when you want to connect UART1 to a PC with terminal emulation software such as TeraTerm 1 2 3 4 5 6 7 8 9 5 4 3 2 1 9 ...

Page 14: ...ART2 with TX RX RTS CTS signals works as a regular RS232 port iMX6 CPU RS232 Transceiver DB9 Connector TX RX RTS CTS UART3 Connection Diagram ZT485E RS485 transceiver RS485 works in half duplex mode iMX6 CPU DB9 Connector ZT485E UART2 Block Diagram ...

Page 15: ...headers reserved for WiFi module or other devices NOTE The USB 2 0 OTG can be used in host mode or device mode If you would like to use it in host mode a separate OTG to host cable is required The USB 2 0 host connector is a regular USB type A connector that can be connected to 5V USB storage device This port is mainly used to connect to USB flash drive Pin Signal Pin Signal 1 5V 1 5V 2 Data 2 Dat...

Page 16: ...NSD2104 NSD2105 Hardware User Manual Page 16 USB port 2 is connected to J6 pin header USB port 3 is connected to J8 pin header and is reserved for 802 11b g n WiFi module ...

Page 17: ...dio codec The data and control interface between CPU and SGTL5000 is I2 S Connector Number Part Description CON1 Speaker Right CON2 Speaker Left JP3 MIC IN JP1 Headphone Out JP2 Line IN Speaker Audio Interfaces iMX6 CPU Audio Codec Amplifier Head Phone out I2 S MIC in Speaker Line in header Headphone header MIC in header ...

Page 18: ...SBC NSD EC 21 Series Hardware User Manual Page 18 ...

Page 19: ...SD EC 21 Series Hardware User Manual Page 19 3 5 Ethernet Interface The 10 100 1000 Mbps Gigabit Ethernet interface is available with a standard RJ 45 connector iMX6 CPU Ethernet RJ 45 Connector Ethernet PHY ...

Page 20: ...Series Hardware User Manual Page 20 3 6 Power Supply DC IN connector 5V Power input can be applied to the J7 DC jack or to the 2 pin header J5 The JP4 header can be connected to an LED as the indicator of power input ...

Page 21: ... NSD EC 21 Series Hardware User Manual Page 21 3 7 GPIO Pin Header The GPIO pin header provides user to connect up to 8 GPIO devices 3 3V signal level The GPIO pins are available on J1 pin header J1 pin 1 ...

Page 22: ...Hardware User Manual Page 22 GPIO pin assignment J1 pin 1 3 5 7 GPIO 224 225 226 227 J1 pin 2 4 6 8 GPIO 228 229 230 231 For more information about programming GPIO please refer to a separate document Application Note GPIO ...

Page 23: ...eration mode Normal Operation mode or Firmware Download mode For more information about Firmware Download mode to burn firmware image please refer to Firmware Image Download application note J4 BM pin1 J4 pin 1 Firmware Download Pin 1 2 open Pin 3 4 short J4 pin 1 Normal Operation Pin 1 2 short Pin 3 4 short ...

Page 24: ... 24 3 9 Parallel Display Interface The parallel display interface CN6 is a 40 pin connector designed to use with a 4 3 480x272 LCD or 5 800x480 LCD Other size and resolution of LCDs can also be used with this interface with proper signal connection ...

Page 25: ...eries Hardware User Manual Page 25 Most of the interface pins are connected directly to iMX6 processor pins For the electrical DC AC parameters of the pins please refer to Freescale iMX6 processor data sheet CN6 Pin 1 ...

Page 26: ...nterface CN7 is for connecting to a 4 wire resistive touch screen J9 can be used for capacitive touch screen or touch pad interface In addition to 5V and 3 3V power pins two GPIO for interrupt reset and one I2C master port for data are on the connector J9 Pin 1 CN7 Pin 1 ...

Page 27: ... Manual Page 27 3 11 LED D6 and D7 LEDs are connected to GPIOs for customer application software to use them Please check with us to make sure the device driver is already available for application software to turn on off LEDs D6 D7 LED ...

Page 28: ...SBC NSD EC 21 Series Hardware User Manual Page 28 3 12 Reset Switch SW1 Reset switch is for system reset SW1 RESET ...

Page 29: ...HC1 and HC2 connectors are for connecting to expansion board to realize more iMX6 functions The interfaces on HC1 and HC2 include but is not limited to LVDS MIPI Camera interface I2C SD card GPIO etc Contact us for more details when you plan to use the interfaces on HC1 or HC2 ...

Page 30: ...SBC NSD EC 21 Series Hardware User Manual Page 30 ...

Page 31: ...n volatile eeprom is mounted on board to keep system data Part of the storage is available for user to store application data The eeprom data read write is done by iMX6 I2C channel 1 A device driver in Android and Linux is available for application software to read write eeprom data ...

Page 32: ...anual Page 32 3 15 RTC Real Time Clock The RTC is implemented by a DS1307 real time clock chip connected to iMX6 I2C channel 1 A chargeable coin battery 3V 5mAh is mounted on board to keep RTC in normal operation when system power is off ...

Page 33: ...SBC NSD EC 21 Series Hardware User Manual Page 33 Appendix A Box Header to DB9 Cable ...

Page 34: ...60 H mm Active Area 108 00 W x 64 80 H mm Module Size 120 70 W x 75 80 H x 4 20 D mm including touch screen Surface Treatment Anti glare AG Pixel Arrangement RGB Stripe Display Color 16 7M Input Interface Digital RGB Absolute Maximum Ratings Item Symbol Min Max Unit Power Voltage Vdd 0 5 5 0 V Storage Temperature TST 30 80 o C Operating Temperature TOP 20 70 o C LED Forward Current IF 25 mA Optica...

Page 35: ...SBC NSD EC 21 Series Hardware User Manual Page 35 Appendix C Metal Frame Outline Drawing ...

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