Hardware Setup; Mars St3 Base Board Assembly Drawing (Top View) - Enclustra Mars ZX2 User Manual

3.2

Hardware Setup

12V 12V
JTAG JTAG
VSEL VSEL
CFG CFG
Figure 2: Mars ST3 Base Board Assembly Drawing (Top View)
Step Description
1 Set the I/O voltage jumpers on the Mars ST3 base board according to label
Figure 2 (the jumpers are marked with red rectangles):
VCC_IO_A to VCC_IO (2.5V)
VCC_CFG to VCC_IO (2.5V)
VCC_IO_B to VCC_OUT (2.5V)
2 Set VCC_IO voltage to 2.5 V by configuring the DIP switch on the Mars ST3 base board as
follows (see CFG
CFG = [1: OFF, 2: OFF, 3: ON, 4: OFF]
3 Mount the Mars ZX2 SoC module to the Mars ST3 base board.
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