zcy
/
pluto_hdl_adi
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ad7134_fmc: Change ODR signal to output 

FPGA is now generating the ODR signal using axi_pwm_gen.
Both ADCs are now in slave mode.
main
Sergiu Arpadi 2021-07-06 12:16:31 +01:00 committed by sarpadi
parent b63ebca292
commit 297bed6721
3 changed files with 16 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
projects/ad7134_fmc/common/ad7134_bd.tcl
View File

@ -1,6 +1,6 @@
create_bd_intf_port -mode Master -vlnv analog.com:interface:spi_master_rtl:1.0 ad713x_di
create_bd_port -dir I ad713x_odr
create_bd_port -dir O ad713x_odr
create_bd_port -dir O ad713x_sdpclk
# create a SPI Engine architecture for the parallel data interface of AD713x
@ -45,9 +45,9 @@ current_bd_instance /dual_ad7134
ad_connect offload/spi_engine_ctrl interconnect/s0_ctrl
ad_connect axi/spi_engine_ctrl interconnect/s1_ctrl
ad_connect interconnect/m_ctrl execution/ctrl
ad_connect offload/offload_sdi M_AXIS_SAMPLE
ad_connect execution/spi m_spi
ad_connect clk offload/spi_clk
@ -81,6 +81,16 @@ ad_ip_parameter axi_ad7134_dma CONFIG.DMA_2D_TRANSFER 0
ad_ip_parameter axi_ad7134_dma CONFIG.DMA_DATA_WIDTH_SRC [expr $data_width * $adc_num_of_channels]
ad_ip_parameter axi_ad7134_dma CONFIG.DMA_DATA_WIDTH_DEST 128
# odr generator
ad_ip_instance axi_pwm_gen odr_generator
ad_ip_parameter odr_generator CONFIG.N_PWMS 1
ad_ip_parameter odr_generator CONFIG.PULSE_0_PERIOD 10000
ad_ip_parameter odr_generator CONFIG.PULSE_0_WIDTH 4
ad_connect odr_generator/pwm_0 ad713x_odr
ad_connect $sys_cpu_clk odr_generator/ext_clk
# sdpclk clock generator - default clk0_out is 50 MHz
ad_ip_instance axi_clkgen axi_sdp_clkgen
@ -103,7 +113,7 @@ ad_connect ad713x_sdpclk axi_sdp_clkgen/clk_0
ad_cpu_interconnect 0x44a00000 dual_ad7134/axi
ad_cpu_interconnect 0x44a30000 axi_ad7134_dma
ad_cpu_interconnect 0x44a40000 axi_sdp_clkgen
ad_cpu_interconnect 0x44b00000 odr_generator
ad_cpu_interrupt "ps-13" "mb-13" axi_ad7134_dma/irq
ad_cpu_interrupt "ps-12" "mb-12" dual_ad7134/irq

1
projects/ad7134_fmc/zed/Makefile
View File

@ -13,6 +13,7 @@ M_DEPS += ../../common/zed/zed_system_bd.tcl
M_DEPS += ../../../library/common/ad_iobuf.v
LIB_DEPS += axi_clkgen
LIB_DEPS += axi_pwm_gen
LIB_DEPS += axi_dmac
LIB_DEPS += axi_hdmi_tx
LIB_DEPS += axi_i2s_adi

2
projects/ad7134_fmc/zed/system_top.v
View File

@ -95,7 +95,7 @@ module system_top (
output ad713x_dclk,
input [ 7:0] ad713x_din,
input ad713x_odr,
output ad713x_odr,
// ad713x GPIO lines