Lattice Semiconductor iCE40 Ultra, User Manual

Page: 15 / 22

Appendix A. Schematic Diagrams
Figure 13. Block Diagram
5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
FPGA
Power from USB 5V
SPI
BANK 0
BANK 1
BANK 2
iCE5LP4KSWG36
HEADER B
HEADER B
HEADER A
I/Os
I/Os
I/Os
USB CONNECTOR
USB to SPI / RS232
LEDS
BLOCK DIAGRAM
iCE40 Ultra BREAKOUT BOARD
BLOCK DIAGRAM
SPI
Page : 3
Page : 6
Aardvark Connector
Page : 7
BANK 1
Page : 4
Page : 5
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