HW-SPAR3E-SK-US-G Xilinx Inc, HW-SPAR3E-SK-US-G Datasheet - Page 100

• Manufacturer Part Number: HW-SPAR3E-SK-US-G
• Description: KIT STARTER SPARTAN-3E
• Manufacturer: Xilinx Inc

Specifications of HW-SPAR3E-SK-US-G

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 122-1507

Chapter 12: SPI Serial Flash
Additional Design Details
100
SF_A<17>
SF_A<18>
SF_A<19>
Shared SPI Bus with Peripherals
(T16)
(U15)
(V15)
After programming the SPI Flash, remove jumper JP8, as shown in
properly programmed, the FPGA then configures itself from the SPI Flash PROM and the
DONE LED lights. The DONE LED is shown in
Figure 12-17
Starter Kit board. In most applications, this interface is as simple as that shown in
Figure
configuration options and demonstrates additional Spartan-3E FPGA capabilities.
After configuration, the SPI Flash configuration pins are available to the application. On
the Spartan-3E Starter Kit board, the SPI bus is shared by other SPI-capable peripheral
devices, as shown in
FPGA application must disable the other devices on the shared PCI bus.
the signal names and disable values for the other devices.
Figure 12-17: Additional SPI Flash Interface Design Details
Spartan-3E FPGA
VS2/A17
VS1/A18
VS0/A19
12-1. The Spartan-3E Starter Kit board, however, supports of variety of
MOSI/CSI_B
provides additional details of the SPI Flash interface used on the Spartan-3E
User-I/O
CSO_B
DIN/D0
CCLK
(N10)
(U16)
(R12)
Figure
(U3)
(T4)
www.xilinx.com
Programming
SPI_ALT_CS_JP11
Header J12
12-17. To access the SPI Flash memory after configuration, the
SPI_MOSI
SPI_MISO
SPI_SCK
SPI_SS_B
Jumper J11
Spartan-3E FPGA Starter Kit Board User Guide
Figure
12-3.
UG230 (v1.2) January 20, 2011
STMicro M25P16
D
Q
C
S
SPI Serial Flash
Platform
Strata-
Flash
Flash
Figure
DAC
AMP
ADC
Table 12-3
12-16a. If
UG230_c15_17_030306
HLD
W
shows
3.3V
R