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Technical Reference Manual
TMDXEVM6657L
SPRUHG7 - Revised August 2012
TMDXEVM6657LE
Page 29 / 90
2.7 FPGA
The FPGA (Xilinx XC3S200AN) controls the reset mechanism of the DSP and provides boot mode and boot
configuration data to the DSP through SW3, SW5 and SW9. FPGA also provides the transformation of McBSP
Frame Sync and Clock between AMC connector and the DSP. The FPGA also supports 4 user LEDs and 1 user
switch through control registers. All FPGA registers are accessible over the SPI interface.
The figure below shows the interface between FPGA, DSP and other peripherals.
MMC
(MSP430F5435)
MMC_POR_AMC#
MMC_WR_AMC#
MMC_DETECT#
MMC_RSTSTAT#
MMC_SPI_SCK
MMC_SPI_MOSI
MMC_SPI_STE
MMC_SPI_MISO
Pwr
Supply
(TPS54620 x 3
TPS73701 x4
TPS54231 x 1)
VCC3V3_AUX_PG
VCC5_PG
VCC2V5_PG
VCC0V75_PG
VCC1V5_PG
VCC1V8_PG
VCC3V3_AUX_EN1
VCC5_EN
VCC2V5_EN
VCC0V75_EN
VCC1V5_EN
Smart
Reflex
(UCD9222)
PMBUS_CLK
PMBUS_DAT
PMBUS_ALT#
PMBUS_CTL
UCD9222_RST
UCD9222_ENA1
UCD9222_PG1
UCD9222_PG2
UCD9222_ENA2
UCD9222_VID2
PGUCD9222
DSP
(TMS320C6657)
DSP_RESET#
DSP_LRRESETNMIEN#
DSP_RESETFULL#
DSP_CORESEL[1:0]#
DSP_NMI#
DSP_HOUT
DSP_SYSCLKOUT
DSP_LRESET#
DSP_BOOTCOMPLETE
SPI_FPGA_MISO
SPI_FPGA_SCK
SPI_FPGA_CS1
SPI_FPGA_MOSI
DSP_McBSP[1:0]_TXCLK
DSP_McBSP[1:0]_RXCLK
CLOCK
Gen
(CDCE62005)
SPI_CLK_MOSI
SPI_CLK_MISO
SPI_CLK_CS#
SPI_CLK_CK
REFCLK1_PD#
PLL_LOCK
Clk Mux
(IDT5V41068)
FPGA_MUX_OE
FPGA_MUX_SEL
FPGA_MUX_PD#
NOR Flash
(N25Q032A11E)
SPI_FPGA_MISO
SPI_FPGA_SCK
SPI_FPGA_CS1
SPI_FPGA_MOSI
Eth PHY
(88E1112)
PHY_INT#
PHY_RST
FPGA
JTAG
FPGA_JTAG_RST#
FPGA_TDI
FPGA_JTAG_TCK
FPGA_JTAG_TMS
FPGA_TDO
AMC_TCLKA[P:N]
AMC_TCLKB/C/D[P:N]
AMC Edge
Connector
PCIESSEN
User Switch
BM_GPIO[15:0]
TIM[1:0]
BM_GPIO[15:0]
80-Pin Header
FULL RESET
COLD RESET
WARM RESET
TI-60 Header
TRGRSTZ
POR#
DSP_POR#
RESETFULL#
RESET#
LRRESETNMIEN#
CORESEL[1:0]
NMI#
LRESET#
BOOTCOMPLETE
HOUT
SYSCLKOUT
TIMI[1:0]
GPIO[15:0]
MMC
Control
Power
Sequence
Control
DSP Boot
& Device
Config
FPGA
Storage
Clock
Config
PCIe Clk
Select
PHY Ctrl
FPGA
JTAG
Reset
DSP
Reset &
Interrupt
Ctrl
DSP TDM
Clock
Smart
Reflex
Control
DSP SPI
MMC_BOOTCOMP
DSP_McBSP[1:0]_SLCLK
DSP_McBSP[1:0]_FST
DSP_McBSP[1:0]_FSR
TIMO[1:0]
TIMO[1:0]
(3.3V)
(3.3V)
(3.3V)
(3.3V)
(3.3V)
(3.3V)
(1.8V)
(3.3V)
(3.3V)
(3.3V)
(1.8V)
Figure 2.5: C6657 Lite EVM FPGA Connections
Summary of Contents for eInfochips TMDXEVM6657L
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