Adding the interface DE and TDF

modules/adc/include/adc.hpp

@@ -29,15 +29,21 @@ SCA_TDF_MODULE(adc)
   // Input analog voltage
   sca_tdf::sca_in<double> in;
   // Output digital code
-  sca_tdf::sca_out<sc_dt::sc_uint<BITS> > out;
+  sca_tdf::sca_de::sca_out<sc_dt::sc_uint<BITS> > out;
 
   /**
    * @brief Construct a new adc object
    * 
    */
-  SCA_CTOR(adc) : in("in"), out("out") {
+  SCA_CTOR(adc) : in("in"), out("out")
+  {
+  }
+
+  void set_attributes()
+  {
     // Propagation time from input to output
-    set_timestep(sca_core::sca_time(0.1, sc_core::SC_US));
+    set_timestep(sca_core::sca_time(1, sc_core::SC_NS));
+    this->out.set_delay(13);
   }
 
   /**

modules/adc/include/seq_item_adc.hpp

@@ -7,23 +7,33 @@
 /**
  * @brief This class is used to generate the analog signal for the test
  * 
- * @tparam N 
+ * @tparam N - the number of output bits of the digital code
+ * @tparam VMIN - lowest voltage value
+ * @tparam VMAX - highest voltage value
+ * @tparam VU - voltage unit based on VUnit
  */
-template <unsigned int N>
+template <unsigned int N = 8, int VMIN = 0, int VMAX = 5, VUnit VU = VUnit::v>
 SCA_TDF_MODULE(seq_item_adc)
 {
+protected:
+  // Min voltage value based on the voltage units
+  const double V_MIN = static_cast<double>(VMIN) / static_cast<double>(VU);
+  // Max voltage value based on the voltage units
+  const double V_MAX = static_cast<double>(VMAX) / static_cast<double>(VU);
+  // Max digital output code
+  const int MAX_CODE = (1 << N);
 public:
   sca_tdf::sca_out<double> o_ana;
-  const int MAX_CODE = (1 << N);
 
   SCA_CTOR(seq_item_adc)
   {
-    set_timestep(sca_core::sca_time(0.1, sc_core::SC_US));
+    set_timestep(sca_core::sca_time(13, sc_core::SC_NS));
   }
 
   void processing()
   {
-    this->o_ana.write(static_cast<double>(rand() % MAX_CODE) / MAX_CODE);
+    const double NORM_ANA = static_cast<double>(rand() % MAX_CODE) / MAX_CODE;
+    this->o_ana.write((V_MAX + V_MIN) * NORM_ANA + V_MIN);
   }
 };
 

modules/adc/src/tb_adc.cpp

@@ -3,6 +3,8 @@
 #include "seq_item_adc.hpp"
 
 #define N 8
+#define VOLTAGE_MIN 0
+#define VOLTAGE_MAX 3300
 
 
 int sc_main(int, char*[])
@@ -15,12 +17,12 @@ int sc_main(int, char*[])
   sca_tdf::sca_signal<sc_dt::sc_uint<N> > s_dig_out;
 
   // DUT
-  adc<N> ips_adc("ips_adc");
+  adc<N, VOLTAGE_MIN, VOLTAGE_MAX, VUnit::mv> ips_adc("ips_adc");
   ips_adc.in(s_ana);
   ips_adc.out(s_dig_out);
 
   // Sequence item generator for ADC
-  seq_item_adc<N> ips_seq_item_adc("ips_seq_item_adc");
+  seq_item_adc<N, VOLTAGE_MIN, VOLTAGE_MAX, VUnit::mv> ips_seq_item_adc("ips_seq_item_adc");
   ips_seq_item_adc.o_ana(s_ana);
 
   // Dump waveform
@@ -32,7 +34,7 @@ int sc_main(int, char*[])
   std::cout << "@" << sc_time_stamp() << std::endl;
 
   // Run test
-  sc_start(MAX_SEQ_ITEMS * 0.1, SC_US);
+  sc_start(MAX_SEQ_ITEMS * 13, SC_NS);
 
   // End time
   std::cout << "@" << sc_time_stamp() << std::endl;

modules/ams/Makefile

@@ -0,0 +1,30 @@
+# Include common Makefile
+include ../Makefile
+
+SRCDIR+=../adc/src ../dac/src ../vga/src ../utils/src
+INCDIR+=-I$(SYSTEMC_AMS_HOME)/include -I../adc/include -I../dac/include -I../vga/include -I../utils/include
+LIBDIR+=-L$(SYSTEMC_AMS_HOME)/lib-linux64
+LIBS+=-lsystemc-ams
+
+SOURCES:=$(foreach DIR, $(SRCDIR), $(wildcard $(DIR)/*.cpp))
+INCLUDES:=$(foreach DIR, $(INCDIR), $(wildcard $(DIR)/*.hpp))
+
+# Defining preprocessor directive for debug
+ifdef IPS_DEBUG_EN
+CFLAGS += -DIPS_DEBUG_EN
+LFLAGS += -DIPS_DEBUG_EN
+endif # IPS_DEBUG_EN
+
+# Defining preprocessor directive for dumping enable
+ifdef IPS_DUMP_EN
+CFLAGS += -DIPS_DUMP_EN
+LFLAGS += -DIPS_DUMP_EN
+endif # IPS_DUMP_EN
+
+# Run the compiled file
+run:
+		@./$(TARGET)
+
+# Show waveform
+waveform:
+		@gtkwave ips_ams.vcd

modules/ams/include/memory.hpp

@@ -0,0 +1,42 @@
+#ifndef IPS_MEMORY_HPP
+#define IPS_MEMORY_HPP
+#include <systemc.h>
+
+template <unsigned int SIZE>
+SC_MODULE(memory)
+{
+protected:
+  int *mem;
+
+public:
+  sc_core::sc_in<bool> clk;
+  sc_core::sc_in<bool> we;
+  sc_core::sc_in<unsigned long long int> address;
+  sc_core::sc_in<sc_uint<24>> wdata;
+  sc_core::sc_out<sc_uint<24>> rdata;
+
+  // Constructor for memory
+  SC_CTOR(memory)
+  {
+    this->mem = new int[SIZE];
+
+    SC_METHOD(run);
+    sensitive << clk.pos();
+  }
+
+  void run()
+  {
+    if (clk.read())
+    {
+      const unsigned long long int ADDR = static_cast<unsigned long long int>(this->address.read());
+
+      if (we.read())
+      {
+        this->mem[ADDR] = this->wdata.read();
+      }
+
+      this->rdata.write(this->mem[ADDR]);
+    }
+  }
+};
+#endif // IPS_MEMORY_HPP

modules/ams/include/seq_item_ams.hpp

@@ -0,0 +1,136 @@
+#ifndef IPS_SEQ_ITEM_AMS_HPP
+#define IPS_SEQ_ITEM_AMS_HPP
+
+#define int64 systemc_int64
+#define uint64 systemc_uint64
+#include <systemc.h>
+#include <systemc-ams.h>
+#undef int64
+#undef uint64
+#define int64 opencv_int64
+#define uint64 opencv_uint64
+#include <opencv2/opencv.hpp>
+#undef int64
+#undef uint64
+
+// Image path
+#define IPS_IMG_PATH_TB "../../tools/datagen/src/imgs/car_rgb_noisy_image.jpg"
+
+/**
+ * @brief This class is used to generate the data for the AMS test
+ *
+ * @tparam N - the number of output bits of the digital pixel
+ * @tparam H_ACTIVE - output horizontal active video pixels
+ * @tparam H_FP - wait after the display period before the sync
+ *  horizontal pulse
+ * @tparam H_SYNC_PULSE - assert HSYNC
+ * @tparam H_BP - wait after the sync horizontal pulse before starting
+ *  the next display period
+ * @tparam V_ACTIVE - output vertical active video pixels
+ * @tparam V_FP - wait after the display period before the sync
+ *  vertical pulse
+ * @tparam V_SYNC_PULSE - assert VSYNC
+ * @tparam V_BP - wait after the sync vertical pulse before starting
+ *  the next display period
+ */
+template <
+  unsigned int N = 8,
+  unsigned int H_ACTIVE = 640,
+  unsigned int H_FP = 16,
+  unsigned int H_SYNC_PULSE = 96,
+  unsigned int H_BP = 48,
+  unsigned int V_ACTIVE = 480,
+  unsigned int V_FP = 10,
+  unsigned int V_SYNC_PULSE = 2,
+  unsigned int V_BP = 33
+>
+SC_MODULE(seq_item_ams)
+{
+protected:
+  cv::Mat tx_img;
+
+public:
+  // Input clock
+  sc_core::sc_in<bool> clk;
+  // Counters
+  sc_core::sc_in<unsigned int> hcount;
+  sc_core::sc_in<unsigned int> vcount;
+  // Output pixel
+  sc_core::sc_out<sc_uint<N> > o_red;
+  sc_core::sc_out<sc_uint<N> > o_green;
+  sc_core::sc_out<sc_uint<N> > o_blue;
+
+  SC_CTOR(seq_item_ams)
+  {
+    // Read image
+    const std::string img_path = IPS_IMG_PATH_TB;
+
+    cv::Mat read_img = cv::imread(img_path, cv::IMREAD_COLOR);
+
+    // CV_8UC3 Type: 8-bit unsigned, 3 channels (e.g., for a color image)
+    read_img.convertTo(this->tx_img, CV_8UC3);
+
+#ifdef IPS_DEBUG_EN
+    std::cout << "Loading image: " << img_path << std::endl;
+#endif // IPS_DEBUG_EN
+
+    // Check if the image is loaded successfully
+    if (this->tx_img.empty())
+    {
+      std::cerr << "Error: Could not open or find the image!" << std::endl;
+      exit(EXIT_FAILURE);
+    }
+
+#ifdef IPS_DEBUG_EN
+    std::cout << "TX image info: ";
+    std::cout << "rows = " << this->tx_img.rows;
+    std::cout << " cols = " << this->tx_img.cols;
+    std::cout << " channels = " << this->tx_img.channels() << std::endl;
+#endif // IPS_DEBUG_EN
+
+    SC_METHOD(run);
+    sensitive << clk.pos();
+  }
+
+  void run()
+  {
+    if (this->clk.read())
+    {
+      const int IMG_ROW = static_cast<int>(this->vcount.read()) - (V_SYNC_PULSE + V_BP);
+      const int IMG_COL = static_cast<int>(this->hcount.read()) - (H_SYNC_PULSE + H_BP);
+
+#ifdef IPS_DEBUG_EN
+      std::cout << "TX image: ";
+      std::cout << "row = " << IMG_ROW;
+      std::cout << " col = " << IMG_COL;
+#endif // IPS_DEBUG_EN
+
+      if ((IMG_ROW < 0) || (IMG_COL < 0) || (IMG_ROW >= static_cast<int>(V_ACTIVE)) || (IMG_COL >= static_cast<int>(H_ACTIVE)))
+      {
+        this->o_red.write(0);
+        this->o_green.write(0);
+        this->o_blue.write(0);
+
+#ifdef IPS_DEBUG_EN
+        std::cout << " dpixel = (0,0,0) " << std::endl;
+#endif // IPS_DEBUG_EN
+      }
+      else
+      {
+        cv::Vec3b pixel = tx_img.at<cv::Vec3b>(IMG_ROW, IMG_COL, 0);
+
+        this->o_red.write(static_cast<sc_uint<8>>(pixel[0]));
+        this->o_green.write(static_cast<sc_uint<8>>(pixel[1]));
+        this->o_blue.write(static_cast<sc_uint<8>>(pixel[2]));
+
+#ifdef IPS_DEBUG_EN
+        std::cout << " ipixel = (" << static_cast<int>(pixel[0]) << ","
+                  << static_cast<int>(pixel[1]) << "," << static_cast<int>(pixel[2])
+                  << ")" << std::endl;
+#endif // IPS_DEBUG_EN
+      }
+    }
+  }
+};
+
+#endif // IPS_SEQ_ITEM_AMS_HPP