MYiR-Tech
|
www.myirtech.com
10
/
27
FZ3 Deep Learning Accelerator Card
Hardware Manual
1 Channel MIPI-CSI interface
，
1 Channel BT1120 interface
1 Channel JTAG interface
，
1 Channel USB to UART debug interface
2 Channel 40PIN 2.54mm spacing IO expander
4 onboard LED status indicators
3.2 Boot Mode & JTAG Mode
The development board provides two boot modes by default. Users can select to boot the
system from the TF CARD or the QSPI flash. For detailed information, refer to the table
below.
Name
PS_MODE0
PS_MODE1 PS_MODE2
PSMODE3
SW1
M0
M1
M2
/
JTAG
ON
ON
ON
/
QSPI32
ON
OFF
ON
/
SD1
OFF
ON
OFF
/
eMMC
ON
OFF
OFF
/
Table 3-2
PS: OFF=1.ON=0
3.3 DDR4
The development Board incorporates four Micron DDR4 memory chips
(MT40A256M16LY-062E IT:F) forming a 256M x 64-bit interface with a total of 2GB
RAM(optional 4GB). The DDR4 memorys are connected to the memory controller in the
PS of the Zynq® Ult™ MPSoC, which supports access speed up to 2400
MT/s
。
3.4 Storage
3.4.1 SPI Flash
