BERTDialog: Custom pattern, refclk out, TX line rate configuration

ngscopeclient · Aug 30, 2023 · 18441d3 · 18441d3
1 parent b7bcaa2
commit 18441d3
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Showing 4 changed files with 66 additions and 1 deletion.
diff --git a/lib b/lib
diff --git a/src/ngscopeclient/BERTDialog.cpp b/src/ngscopeclient/BERTDialog.cpp
@@ -51,6 +51,25 @@ BERTDialog::BERTDialog(SCPIBERT* bert, shared_ptr<BERTState> state, Session* ses
 	, m_bert(bert)
 	, m_state(state)
 {
+	m_txPattern = bert->GetGlobalCustomPattern();
+	m_txPatternText = to_string_hex(m_txPattern);
+
+	//Transmit pattern
+	m_refclkIndex = bert->GetRefclkOutMux();
+	m_refclkNames = bert->GetRefclkOutMuxNames();
+
+	auto currentRate = bert->GetDataRate();
+	m_dataRateIndex = 0;
+	m_dataRates = bert->GetAvailableDataRates();
+	Unit bps(Unit::UNIT_BITRATE);
+	for(size_t i=0; i<m_dataRates.size(); i++)
+	{
+		auto rate = m_dataRates[i];
+		if(rate == currentRate)
+			m_dataRateIndex = i;
+
+		m_dataRateNames.push_back(bps.PrettyPrint(rate));
+	}
 }
 
 BERTDialog::~BERTDialog()
@@ -63,6 +82,8 @@ BERTDialog::~BERTDialog()
 
 bool BERTDialog::DoRender()
 {
+	float width = 10 * ImGui::GetFontSize();
+
 	//Device information
 	if(ImGui::CollapsingHeader("Info"))
 	{
@@ -86,10 +107,40 @@ bool BERTDialog::DoRender()
 		ImGui::EndDisabled();
 	}
 
+	//Global pattern generator settings
+	if(!m_bert->IsCustomPatternPerChannel())
+	{
+		if(ImGui::CollapsingHeader("Pattern Generator"))
+		{
+			ImGui::SetNextItemWidth(width);
+			if(ImGui::InputText("Custom Pattern", &m_txPatternText))
+			{
+				sscanf(m_txPatternText.c_str(), "%lx", &m_txPattern);
+				m_bert->SetGlobalCustomPattern(m_txPattern);
+			}
+
+			HelpMarker(to_string(m_bert->GetCustomPatternLength()) +
+				" -bit pattern sent by all channels in custom-pattern mode");
+		}
+	}
+
 	//Timebase settings
 	if(ImGui::CollapsingHeader("Timebase"))
 	{
+		ImGui::SetNextItemWidth(width);
+		if(Dialog::Combo("Clock Out", m_refclkNames, m_refclkIndex))
+		{
+			m_bert->SetRefclkOutMux(m_refclkIndex);
+
+			//Need to refresh custom pattern here
+			//because ML4039 sets this to 0xaaaa if we select SERDES mode on clock out
+			m_txPattern = m_bert->GetGlobalCustomPattern();
+			m_txPatternText = to_string_hex(m_txPattern);
+		}
 
+		ImGui::SetNextItemWidth(width);
+		if(Dialog::Combo("Data Rate", m_dataRateNames, m_dataRateIndex))
+			m_bert->SetDataRate(m_dataRates[m_dataRateIndex]);
 	}
 
 	return true;

diff --git a/src/ngscopeclient/BERTDialog.h b/src/ngscopeclient/BERTDialog.h
@@ -67,6 +67,19 @@ class BERTDialog : public Dialog
 
 	///@brief Set of channel names
 	std::vector<std::string> m_channelNames;
+
+	///@brief Custom transmit pattern
+	uint64_t m_txPattern;
+	std::string m_txPatternText;
+
+	///@brief Refclk output mux selector
+	int m_refclkIndex;
+	std::vector<std::string> m_refclkNames;
+
+	///@brief Data rate selector
+	int m_dataRateIndex;
+	std::vector<int64_t> m_dataRates;
+	std::vector<std::string> m_dataRateNames;
 };
 
 

diff --git a/src/ngscopeclient/ngscopeclient.h b/src/ngscopeclient/ngscopeclient.h
@@ -36,6 +36,7 @@
 #include <GLFW/glfw3.h>
 #define IMGUI_DEFINE_MATH_OPERATORS
 #include <imgui.h>
+#include <misc/cpp/imgui_stdlib.h>
 #include <backends/imgui_impl_glfw.h>
 #include <backends/imgui_impl_vulkan.h>