diff --git a/src/Targets/Microchip/AVR/AVR8/Avr8.cpp b/src/Targets/Microchip/AVR/AVR8/Avr8.cpp
index db810b1f..0a51b12e 100644
--- a/src/Targets/Microchip/AVR/AVR8/Avr8.cpp
+++ b/src/Targets/Microchip/AVR/AVR8/Avr8.cpp
@@ -579,6 +579,7 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit
 
         this->name = this->targetDescriptionFile->getTargetName();
         this->family = this->targetDescriptionFile->getFamily();
+        this->supportedPhysicalInterfaces = this->targetDescriptionFile->getSupportedPhysicalInterfaces();
 
         this->targetParameters = this->targetDescriptionFile->getTargetParameters();
         this->padDescriptorsByName = this->targetDescriptionFile->getPadDescriptorsMappedByName();
@@ -736,8 +737,7 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit
             );
         }
 
-        const auto& supportedPhysicalInterfaces = this->targetDescriptionFile->getSupportedDebugPhysicalInterfaces();
-        if (!supportedPhysicalInterfaces.contains(PhysicalInterface::DEBUG_WIRE)) {
+        if (!this->supportedPhysicalInterfaces.contains(PhysicalInterface::DEBUG_WIRE)) {
             throw Exception(
                 "Target does not support debugWire physical interface - check target configuration or "
                     "report this issue via " + Paths::homeDomainName() + "/report-issue"
diff --git a/src/Targets/Microchip/AVR/AVR8/Avr8.hpp b/src/Targets/Microchip/AVR/AVR8/Avr8.hpp
index 75782abe..f876d7e6 100644
--- a/src/Targets/Microchip/AVR/AVR8/Avr8.hpp
+++ b/src/Targets/Microchip/AVR/AVR8/Avr8.hpp
@@ -140,6 +140,8 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit
         std::optional<Family> family;
         std::optional<TargetDescription::TargetDescriptionFile> targetDescriptionFile;
 
+        std::set<PhysicalInterface> supportedPhysicalInterfaces;
+
         std::optional<TargetParameters> targetParameters;
         std::map<std::string, PadDescriptor> padDescriptorsByName;
         std::map<int, TargetVariant> targetVariantsById;
diff --git a/src/Targets/Microchip/AVR/AVR8/PhysicalInterface.hpp b/src/Targets/Microchip/AVR/AVR8/PhysicalInterface.hpp
index 2046ad0a..ed765975 100644
--- a/src/Targets/Microchip/AVR/AVR8/PhysicalInterface.hpp
+++ b/src/Targets/Microchip/AVR/AVR8/PhysicalInterface.hpp
@@ -6,6 +6,7 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit
 {
     enum class PhysicalInterface: std::uint8_t
     {
+        ISP,
         JTAG,
         DEBUG_WIRE,
         PDI,
diff --git a/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.cpp b/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.cpp
index 8886966a..8b429954 100644
--- a/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.cpp
+++ b/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.cpp
@@ -96,7 +96,7 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
     void TargetDescriptionFile::init(const QDomDocument& xml) {
         Targets::TargetDescription::TargetDescriptionFile::init(xml);
 
-        this->loadDebugPhysicalInterfaces();
+        this->loadSupportedPhysicalInterfaces();
         this->loadPadDescriptors();
         this->loadTargetVariants();
         this->loadTargetRegisterDescriptors();
@@ -270,7 +270,7 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
             }
         }
 
-        const auto& supportedPhysicalInterfaces = this->getSupportedDebugPhysicalInterfaces();
+        const auto& supportedPhysicalInterfaces = this->getSupportedPhysicalInterfaces();
 
         if (supportedPhysicalInterfaces.contains(PhysicalInterface::DEBUG_WIRE)
             || supportedPhysicalInterfaces.contains(PhysicalInterface::JTAG)
@@ -396,17 +396,18 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
         return this->getFuseBitsDescriptorByName("spien");
     }
 
-    void TargetDescriptionFile::loadDebugPhysicalInterfaces() {
+    void TargetDescriptionFile::loadSupportedPhysicalInterfaces() {
         auto interfaceNamesToInterfaces = std::map<std::string, PhysicalInterface>({
            {"updi", PhysicalInterface::UPDI},
            {"debugwire", PhysicalInterface::DEBUG_WIRE},
            {"jtag", PhysicalInterface::DEBUG_WIRE},
            {"pdi", PhysicalInterface::PDI},
+           {"isp", PhysicalInterface::ISP},
         });
 
         for (const auto& [interfaceName, interface]: this->interfacesByName) {
             if (interfaceNamesToInterfaces.contains(interfaceName)) {
-                this->supportedDebugPhysicalInterfaces.insert(interfaceNamesToInterfaces.at(interfaceName));
+                this->supportedPhysicalInterfaces.insert(interfaceNamesToInterfaces.at(interfaceName));
             }
         }
     }
diff --git a/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.hpp b/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.hpp
index 5ece59c0..f4272c5c 100644
--- a/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.hpp
+++ b/src/Targets/Microchip/AVR/AVR8/TargetDescription/TargetDescriptionFile.hpp
@@ -106,8 +106,8 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
          *
          * @return
          */
-        [[nodiscard]] const auto& getSupportedDebugPhysicalInterfaces() const {
-            return this->supportedDebugPhysicalInterfaces;
+        [[nodiscard]] const auto& getSupportedPhysicalInterfaces() const {
+            return this->supportedPhysicalInterfaces;
         }
 
         /**
@@ -161,7 +161,7 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
             };
         };
 
-        std::set<PhysicalInterface> supportedDebugPhysicalInterfaces;
+        std::set<PhysicalInterface> supportedPhysicalInterfaces;
 
         std::map<std::string, PadDescriptor> padDescriptorsByName;
         std::map<int, TargetVariant> targetVariantsById;
@@ -169,9 +169,9 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit::TargetDescription
         std::map<TargetRegisterType, TargetRegisterDescriptors> targetRegisterDescriptorsByType;
 
         /**
-         * Populates this->supportedDebugPhysicalInterfaces with physical interfaces defined in the TDF.
+         * Populates this->supportedPhysicalInterfaces with physical interfaces defined in the TDF.
          */
-        void loadDebugPhysicalInterfaces();
+        void loadSupportedPhysicalInterfaces();
 
         /**
          * Generates a collection of PadDescriptor objects from data in the TDF and populates this->padDescriptorsByName.