Version 1.1
Page 10 of 24
SMT351 User Manual
LEDs
Five LEDs are available on the board. They are all driven by the FPGA.
Table 1: LED description
LED #
Description
D1
FPGA Done pin. The LED is on when FPAG is
NOT configured.
D2
Image of DDR SDRAM clock (board “heart
beat”).
D3
On when first half of memory is being written.
D4 On
D5
On when memory is being read back.
JTAG
The SMT351 includes a 6-pin JTAG header (2mm DIL header), which allows re-
programming the FPGA using a cable such as Xilinx
section for its location on board.
Refer to the
for the pinout of this connector.
Switch
.
SW1 is connected to CPLD and SW2 is connected to FPGA. SW2 is unused by the
default firmware.
Содержание SMT351
Страница 1: ...SMT351 User Manual...
Страница 20: ...Version 1 1 Page 20 of 24 SMT351 User Manual Connector Locations Figure 5 SMT351 connector locations...
Страница 21: ...Version 1 1 Page 21 of 24 SMT351 User Manual JP2 pinout The following diagram shows JP2 s pinout...
Страница 23: ...JP1 pinout Figure 7 JTAG header JP1 pinout Pin number Description 1 3 3 Volts 2 TMS 3 TCK 4 TDI 5 TDO 6 Ground...