iCE40 UltraPlus Mobile Development Platform
Evaluation Board User Guide
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FPGA-EB-02007-1.1
15
SW9
This switch is used to add/remove the BLE module from the SPI bus. It is recommended that the BLE module be
removed from the SPI bus when the module is not in demo use.
Figure 7.1
shows the setting of jumpers and switches while trying to program iCE40 device “U1”directly.
J17 – Short pins 1-2
programming iCE40
device UI
SW2 – Slide on to
power on board
J5 – Power Supply
and Programming
J25 – Short pins 11-12
J17 – Short pins 1-2
programming iCE40
device UI
J19 – Put jumpers
horizontal to directly
program iCE40 device
J26 – Short pins 9-10
J27 – Short pins 9-10
J28 – Short pins 1-2
to program SPI Flash
SW9 – Set all pins in
SW9 to OFF to remove
BLE from SPI Bus
SW5 – Set 2 pins both
to OFF to select iCE40
device “UI”
Figure 7.1. Board Configuration for Programming iCE40 UltraPlus Device “UI”
