Default Switch and Jumper Settings
Switches
Default switch settings are listed in the following table. The switch locations are shown in
. The following table also references the respective schematic page numbers.
Table 2: Default Switch Settings
Switch
Function
Default
Comments
Callout
Schematic
Page
SW5
On/Off SPST slide switch
OFF
Board shipped with power switch off
33
52
SW1
4-pole configuration
Default = SPI
SW1[1:4] =
0001
Position 1 = System Controller Enable
SW1[2:4] = FPGA U1 mode M[2:0] =
001
36
3
SW2
FPGA_PROG_B P.B.
NA
U1 XCVU37P PROG_B (active low)
30
3
SW3
SYSCTLR_POR_B P.B.
NA
U42 XC7Z010 POR_B (active low)
Near
29
50
SW4
CPU_RESET P.B.
NA
U1 XCVU37P USER P.B. (active high)
29
47
Notes:
1.
DIP switch sections are active-High (connected net is pulled High when DIP switch is closed = 1).
Jumpers
Default jumper settings are listed in the following table. Jumper header locations are shown in
. The following table also references the respective schematic page numbers.
Table 3: Default Jumper Settings
Jumper
Function
Default
Comments
Callout
Schematic
Page
J14
Power on reset (POR)
override
2-3
U1 POR_OVERRIDE pin
BG15 to GND
38
3
J25
VCCINT select
1-2
1-2: 0.85V; 2-3: 0.72V
39
54
J46
PCIe
®
lane size select
7-8
16-lane configuration
37
41
J43
SYSCTLR RE-PROG
Off
U42 XCZU7010 MIO5 pin
A9
40
50
Notes:
1.
VCCINT select header J25 should always have a jumper block installed.
Chapter 2: Board Setup and Configuration
UG1302 (v1.1) April 21, 2021
VCU128 Board User Guide
13