Index
1. For Ensuring Safe Use __________________________________________________________ 5
1.1 Legend ....................................................................................................................................... 5
1.2 Cautions ..................................................................................................................................... 5
1.3 Manufacturer Information......................................................................................................... 7
2. Unboxing ____________________________________________________________________ 8
3. The Helio Board Hardware Descriptions ___________________________________________ 9
3.1 Overview.................................................................................................................................... 9
3.2 Key Components ........................................................................................................................ 9
3.3 Block Diagram .......................................................................................................................... 10
4. The Helio board Components___________________________________________________ 11
4.1 Board Overview ....................................................................................................................... 11
4.2 Featured Device: Cyclone V SoC .............................................................................................. 14
4.2.1 I/O Resources ............................................................................................................................14
4.3 JTAG Configuration................................................................................................................... 15
4.3.1 HPS debugging and FPGA Programming over On-board USB-Blaster II ....................................15
4.3.2 HPS debugging over Mictor connector for In-Circuit Emulator.................................................16
4.3.3 FPGA Programming over External USB-Blaster .........................................................................16
4.4 Status Elements ....................................................................................................................... 18
4.5 Setup Elements ........................................................................................................................ 19
4.5.1 JTAG settings DIP switch ...........................................................................................................19
4.5.2 HPS operation mode settings Jumper .......................................................................................20
4.5.3 HPS reset push button...............................................................................................................20
4.5.4 Program configuration push button..........................................................................................21
4.5.5 MSEL pins Settings ....................................................................................................................22
4.6 Clock Circuitry .......................................................................................................................... 23
4.6.1 On board Oscillators..................................................................................................................23
4.6.2 Off-board inputs / outputs ........................................................................................................24
4.7 General User Input / Output.................................................................................................... 25
4.7.1 User-Defined push button.........................................................................................................25
4.7.2 User-Defined DIP Switch ...........................................................................................................25
4.7.3 User-Defined LEDs.....................................................................................................................26
4.7.4 Character LCD............................................................................................................................26
4.7.5 Debug Header ...........................................................................................................................27
4.8 Components and Interfaces..................................................................................................... 28
4.8.1 10 / 100 / 1000 Ethernet...........................................................................................................28
4.8.2 HSMC.........................................................................................................................................29
4.8.3 USB2.0 OTG ...............................................................................................................................33
