初级会员
- 积分
- 87
- 金钱
- 87
- 注册时间
- 2019-6-20
- 在线时间
- 20 小时
|
1金钱
最近在将正点原子zynq7020中的HS_AD_DA例程进行封装时,AD总是无法正常获取,通过对原理图分析发现AD处没有BUF缓冲,而正点原子的参考例程生成的原理图AD处却有BUF缓冲,请问是否跟这个有关,如何设置缓冲呢?如果不是,可能是什么原因呢?还望大神指点,谢谢。
XDC文件:
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN T19} [get_ports {da_data[7]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN R19} [get_ports {da_data[6]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN P18} [get_ports {da_data[5]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN R18} [get_ports {da_data[4]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN N17} [get_ports {da_data[3]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN T17} [get_ports {da_data[2]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN P16} [get_ports {da_data[1]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN P15} [get_ports {da_data[0]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN K18} [get_ports da_clk]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN B19} [get_ports {ad_data[7]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN B20} [get_ports {ad_data[6]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN C20} [get_ports {ad_data[5]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN H20} [get_ports {ad_data[4]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN P19} [get_ports {ad_data[3]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN R16} [get_ports {ad_data[2]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN N18} [get_ports {ad_data[1]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN R17} [get_ports {ad_data[0]}]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN U19} [get_ports ad_clk]
set_property -dict {IOSTANDARD LVCMOS33 PACKAGE_PIN K16} [get_ports ad_otr]
|
|