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BM1880AA EDB
Hardware User Manual

Secret

All rights reserved

Page 9

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Total 13

3.2 Boot mode

The EDB board has several boot options by switch of SW1 on the board.

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Содержание BM1880AA

Страница 1: ... name Confidentiality level BM1880AA EDB Secruity Product version Total 13 pages V1 0 BM1880AA Edge Development Board Hardware User Manual Issued by Date 2018 10 29 Bitmain Technologies Inc All rights reserved ...

Страница 2: ...BM1880AA EDB Hardware User Manual Secret All rights reserved Page 2 Total 13 Revision History Date Revision Description Author 2018 10 29 1 0 Initial release Jun Zhang ...

Страница 3: ... Key parameters 7 2 Getting started 8 2 1 Prerequisites 8 2 2 Starting the board for the first time 8 3 Functional description 8 3 1 Block diagram 8 3 2 Boot mode 9 3 3 POWER on button reset button 11 3 4 DC in jack 11 3 5 Low speed expansion connector 11 3 6 Antenna 12 3 7 USB interfaces 12 3 8 System and user LEDs 13 3 9 JTAG header 13 ...

Страница 4: ... Key words EDB BM1880 USB3 0 LPDDR4 eMMC Abstract The document is about EDB The EDB is a 96Boards compliant community based on BITMAIN SOC of BM1880AA Abbrevation list Abbrevation Description Remark USB3 0 Universal Serial Bus 3 0 LPDDR4 Low Power Double Data Rate 4 eMMC embeded MultiMedia Card EDB Edge Development Board ...

Страница 5: ...A EDB Hardware User Manual Secret All rights reserved Page 5 Total 13 1 Overview 1 1 Background 1 Board name and version Board name Edge development board EDB Version V100 2 Board overview Top view Bottom view ...

Страница 6: ...nector UART debug port 07 J13 DC IN JACK 08 J6 2 54mm 2 7 header JTAG0 port A53 debug 09 J7 2 54mm 2 7 header JTAG1 port not installed RSIC V debug 10 J8 Low Speed Expansion Connector 11 SW1 SWITCH BOOT switches 12 U12 CP2102 USB TO UART 13 U2 LPDDR4 14 T1 Gigabit Ethernet 10 100 1000M transform 15 U5 Gigabit PHY 16 U8 USB HUB 17 SW2 SW3 RESET_BTN PUSH BUTTON 18 U1 BM1880AA 19 D58 D59 D60 D61 USER...

Страница 7: ...e A53 1 5Ghz TPU 1TOPS INT8 support Winograd System Memory LPDDR4 1GB 3200Mhz Storage eMMC 8GB micro SD card slot video N A Cammera support USB USB host for USB camera Connectivity Ethernet Gigabit Ethernet RJ 45 WLAN WiFi BT External module USB or SPI Audio MIC 4 mic I2S 2 codec and connector Speaker 4 mic I2S 2 codec and connector USB USB3 0 USB2 0 OTG USB3 0 4 USB HUB on board one reserved for ...

Страница 8: ...ply 2 2 Starting the board for the first time To start the bard follow these steps Step1 Make sure that the boot switches SW1 is configured as 110 boot from USB Step2 Connector USB cable to UART port Micro USB Step3 Connector power adaptor to DC JACK Once the board power up the boot information will be printed on the UART terminal Please note that the first boot will take few minutes due to intial...

Страница 9: ...BM1880AA EDB Hardware User Manual Secret All rights reserved Page 9 Total 13 3 2 Boot mode The EDB board has several boot options by switch of SW1 on the board ...

Страница 10: ...3 boot as main AP 5 OTG_ID on 1 b0 host mode 6 port_sel off 1 b1 the three host USB3 0 ports enabled Bit4 BOOT_SEL 5 OFF A53 boot as main AP ON RISCV boot as main AP Bit1 bit3 BOOT_SEL 2 0 000 loading linux kernel from I2C 001 loading linux kernel from UART 010 loading linux kernel from ONFI NAND 011 loading linux kernel from SPI NOR Flash 100 loading linux kernel from eMMC 101 loading linux kerne...

Страница 11: ...ctor with a center pin diameter of 1 65mm conffigured with positive plolarity An 12V power supply at a minimum of 2A rateing can be used to provide sufficient board power for on system requirements as well as external devices Additional current rating may be required for mezzanine boards or modules DC power can also be supplied via the SYS_DCIN pins on the low speed expansion of J8 3 5 Low speed e...

Страница 12: ...IO3 Pin 27 Pin 28 GPIO63 I2S1_SCLK GPIO7 Pin 29 Pin 30 GPIO66 I2S1_SDO GPIO50 Pin 31 Pin 32 GPIO65 I2S1_SDI GPIO51 Pin 33 Pin 34 GPIO67 1V8 Pin 35 Pin 36 12V 5V Pin 37 Pin 38 12V GND Pin 39 Pin 40 GND 3 6 Antenna The EDB is equipped with a realtek RT8821 WLAN basedband processor and RF transceiver which supports IEEE802 11a 802 11b 802 11g 802 11n and 802 11ac WIFI and bluetooth A PCB chip sntenna...

Страница 13: ... protocol 3 8 System and user LEDs There are one status LED and four User LEDs on the EDB The user LEDs can be programmed by the SoC directly D56 3 3V power LED 3 3V power good indicator This is a green type surface mount 0402 LED D58 D61 USER LEDs The four user LEDs are surface mount green type 0402 LED D62 WIFI LED The WiFi activity LED is a yellow type surface mount 0402 LED D63 BT LED The BT a...

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