diff --git a/platforms/shared/desktop/gui_debug_huc6280.cpp b/platforms/shared/desktop/gui_debug_huc6280.cpp
index b35ba27..bced759 100644
--- a/platforms/shared/desktop/gui_debug_huc6280.cpp
+++ b/platforms/shared/desktop/gui_debug_huc6280.cpp
@@ -28,6 +28,11 @@
 #include "emu.h"
 #include "utils.h"
 
+static char mpr_name[16] = { };
+static char mpr_tooltip[128] = { };
+
+static void get_bank_name(u8 mpr, u8 mpr_value, char *name, char* tooltip);
+
 void gui_debug_window_huc6280(void)
 {
     ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 8.0f);
@@ -94,41 +99,73 @@ void gui_debug_window_huc6280(void)
             ImGui::TextColored(violet, "MPR0"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(0));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(0)));
+            get_bank_name(0, memory->GetMpr(0), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, "%s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR1"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(1));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(1)));
+            get_bank_name(1, memory->GetMpr(1), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, "%s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
     
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR2"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(2));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(2)));
+            get_bank_name(2, memory->GetMpr(2), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, "%s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR3"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(3));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(3)));
+            get_bank_name(3, memory->GetMpr(3), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, "%s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR4"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(4));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(4)));
+            get_bank_name(4, memory->GetMpr(4), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, " %s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR5"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(5));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(5)));
+            get_bank_name(5, memory->GetMpr(5), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, "%s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR6"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(6));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(6)));
+            get_bank_name(6, memory->GetMpr(6), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, " %s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(violet, "MPR7"); ImGui::SameLine();
             ImGui::Text(" $%02X", memory->GetMpr(7));
             ImGui::Text(BYTE_TO_BINARY_PATTERN_SPACED, BYTE_TO_BINARY(memory->GetMpr(7)));
+            get_bank_name(7, memory->GetMpr(7), mpr_name, mpr_tooltip);
+            ImGui::TextColored(gray, "%s", mpr_name);
+            if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+                ImGui::SetTooltip("%s", mpr_tooltip);
 
             ImGui::TableNextColumn();
             ImGui::TextColored(red, "I/O "); ImGui::SameLine();
@@ -167,15 +204,18 @@ void gui_debug_window_huc6280(void)
         ImGui::PopStyleVar();
 
         ImGui::TableNextColumn();
-        ImGui::TextColored(*proc_state->NMI ? green : gray, " NMI"); ImGui::SameLine();
-        ImGui::TextColored(*proc_state->TIMER_IRQ ? green : gray, "TIQ"); ImGui::SameLine();
-        ImGui::TextColored(*proc_state->IRQ1 ? green : gray, "IRQ1"); ImGui::SameLine();
-        ImGui::TextColored(*proc_state->IRQ2 ? green : gray, "IRQ2");
 
-        ImGui::TextColored(white, "    "); ImGui::SameLine();
-        ImGui::TextColored(*proc_state->IDR & 0x04 ? red : green, "···"); ImGui::SameLine();
-        ImGui::TextColored(*proc_state->IDR & 0x02 ? red : green, "····"); ImGui::SameLine();
-        ImGui::TextColored(*proc_state->IDR & 0x01 ? red : green, "····");
+        ImGui::TextColored(magenta, " IRQ1:"); ImGui::SameLine();
+        ImGui::TextColored(*proc_state->IDR & 0x02 ? red : green, *proc_state->IDR & 0x02 ? "OFF" : "ON "); ImGui::SameLine();
+        ImGui::TextColored(*proc_state->IRQ1 ? green : gray, "ACTIVE");
+
+        ImGui::TextColored(magenta, " IRQ2:"); ImGui::SameLine();
+        ImGui::TextColored(*proc_state->IDR & 0x01 ? red : green, *proc_state->IDR & 0x01 ? "OFF" : "ON "); ImGui::SameLine();
+        ImGui::TextColored(*proc_state->IRQ2 ? green : gray, "ACTIVE");
+
+        ImGui::TextColored(magenta, " TIQ: "); ImGui::SameLine();
+        ImGui::TextColored(*proc_state->IDR & 0x04 ? red : green, *proc_state->IDR & 0x04 ? "OFF" : "ON "); ImGui::SameLine();
+        ImGui::TextColored(*proc_state->TIMER_IRQ ? green : gray, "ACTIVE");
 
         ImGui::TableNextColumn();
         ImGui::TextColored(input->GetSel() ? orange : gray, " I/O SEL"); ImGui::SameLine();
@@ -185,13 +225,6 @@ void gui_debug_window_huc6280(void)
         ImGui::TextColored(!*proc_state->SPEED ? green : gray, " 1.79 MHz"); ImGui::SameLine();
         ImGui::TextColored(*proc_state->SPEED ? green : gray, "7.16 MHz");
 
-        // ImGui::TextColored(*proc_state->IFF1 ? green : gray, " IFF1"); ImGui::SameLine();
-        // ImGui::TextColored(*proc_state->IFF2 ? green : gray, " IFF2"); ImGui::SameLine();
-        // ImGui::TextColored(*proc_state->Halt ? green : gray, " HALT");
-
-        // ImGui::TextColored(*proc_state->INT ? green : gray, "    INT"); ImGui::SameLine();
-        // ImGui::TextColored(*proc_state->NMI ? green : gray, "  NMI");
-
         ImGui::EndTable();
     }
 
@@ -200,3 +233,50 @@ void gui_debug_window_huc6280(void)
     ImGui::End();
     ImGui::PopStyleVar();
 }
+
+static void get_bank_name(u8 mpr, u8 mpr_value, char *name, char* tooltip)
+{
+    u16 cpu_address = mpr << 13;
+
+    // 0x00 - 0x7F
+    if (mpr_value < 0x80)
+    {
+        u32 rom_address = mpr_value << 13;
+        snprintf(name, 16, "ROM $%02X", mpr_value);
+        snprintf(tooltip, 128, "Range (CPU) $%04X-$%04X \nRange (ROM) $%06X-$%06X",
+            cpu_address, cpu_address + 0x1FFF,  rom_address,  rom_address + 0x1FFF);
+    }
+    // 0x80 - 0xF6
+    else if (mpr_value < 0xF7)
+    {
+        snprintf(name, 16, "UNUSED");
+        snprintf(tooltip, 128, "Range (CPU) $%04X-$%04X", cpu_address, cpu_address + 0x1FFF);
+    }
+    // 0xF7
+    else if (mpr_value < 0xF8)
+    {
+        snprintf(name, 16, "BRAM");
+        snprintf(tooltip, 128, "Range (CPU) $%04X-$%04X", cpu_address, cpu_address + 0x1FFF);
+    }
+    // 0xF8 - 0xFB
+    else if (mpr_value < 0xFC)
+    {
+        u8 ram_bank = mpr_value - 0xF8;
+        u16 ram_address = ram_bank << 13;
+        snprintf(name, 16, "WRAM $%02X", ram_bank);
+        snprintf(tooltip, 128, "Range (CPU) $%04X-$%04X \nRange (WRAM) $%04X-$%04X",
+            cpu_address, cpu_address + 0x1FFF,  ram_address,  ram_address + 0x1FFF);
+    }
+    // 0xFC - 0xFE
+    else if (mpr_value < 0xFF)
+    {
+        snprintf(name, 16, "UNUSED");
+        snprintf(tooltip, 128, "Range (CPU) $%04X-$%04X", cpu_address, cpu_address + 0x1FFF);
+    }
+    // 0xFF
+    else
+    {
+        snprintf(name, 16, "HARDWARE");
+        snprintf(tooltip, 128, "Range (CPU) $%04X-$%04X", cpu_address, cpu_address + 0x1FFF);
+    }
+}