goran-mahovlic

static const uint8_t SX1276_REG_VERSION = 0x42;
static const uint8_t SX1276_REG_TEMP = 0x3C;
static const uint8_t SX1276_REG_LOW_BAT = 0x3D;
static const uint8_t SX1276_REG_OP_MODE = 0x01;
static const uint8_t SX1276_REG_OSC = 0x24;
static const uint8_t RF_OPMODE_MASK = 0xF8;
static const uint8_t RF_OPMODE_SLEEP = 0x00;
static const uint8_t RF_OPMODE_STANDBY = 0x00;

#if (_BYTE_ORDER == _LITTLE_ENDIAN)

goran-mahovlic

sudo apt-get install git
mkidr FPGA
cd FPGA
sudo apt-get install cmake
sudo apt-get install build-essential clang bison flex libreadline-dev gawk tcl-dev libffi-dev git graphviz xdot pkg-config python3
sudo apt-get install qt5-default
sudo apt-get install python3-dev
sudo apt-get install libboost-all-dev
git clone --recursive https://github.com/SymbiFlow/prjtrellis
cd prjtrellis

goran-mahovlic

Apio BETA install 12F test

sudo apt install python3-pip python3-setuptools gtkwave
git clone https://github.com/mmicko/apio
cd apio
git checkout develop

sudo pip3 install -e .
apio install -a

goran-mahovlic

module top_OV7640
(
  input clk_25mhz,
  output [7:0] led,
//  output [3:0] gpdi_dp, gpdi_dn,
  input [6:0] btn,
  input [7:0] cam_data,
  input cam_PCLK,
  input cam_HREF,
  input cam_VSYNC,

goran-mahovlic

Q: Ice40 is using SB_IO how to do this on ECP5

A: Ice40
A: https://github.com/lawrie/OV7670-Verilog/blob/master/src/camera_configure.v#L55
A: ECP5
A: https://github.com/daveshah1/ulx3s/blob/master/rtl/verilog/orpsoc_top.v#L456

Q: I need same signal on multiple places

A: Make a copy of that signal and pass copy where needed 

goran-mahovlic

module top (
    input clk_25mhz,
    output [7:0] led,
    input [6:0] btn,
    input mic_data,
	  output ftdi_rxd,
    output mic_clk,
    output mic_select,
    output reg [3:0] audio_l,
    output reg [3:0] audio_r,

goran-mahovlic

module top (
    input clk_25mhz,
    output [7:0] led,
    input [6:0] btn,
    input mic_data,
    output ftdi_rxd,
    output mic_clk,
    output mic_select,
    output reg [3:0] audio_l,
    output reg [3:0] audio_r,

goran-mahovlic

module i2s_mic
#(
    // Not used
    parameter size = 16
)
(
    input wire clk, // 1.66MHz
    input wire data_in,  // data from microphone
    input wire rst,
    input [3:0] led,

goran-mahovlic

#!/usr/bin/env python3

import argparse
import os

from litex.soc.integration.builder import Builder

from soc_linux import SoCLinux

kB = 1024

goran-mahovlic

module dvi_in_out
(
  input clk_25mhz,
  input [6:0] btn,
  output [7:0] led,
  output [3:0] gpdi_dp, gpdi_dn,
  input [27:0] gp,
  output wifi_gpio0
);