Try MICRO_PIP fixes via opencode

libs/main/types/pitime.cpp

@@ -55,8 +55,21 @@ void piUSleep(int usecs) {
 #  ifdef FREERTOS
 	vTaskDelay(usecs / 1000 / portTICK_PERIOD_MS);
 #  else
+#    ifdef MICRO_PIP
+	if (usecs > 0) {
+		struct timeval start;
+		gettimeofday(&start, nullptr);
+		long long elapsed = 0;
+		while (elapsed < usecs) {
+			struct timeval now;
+			gettimeofday(&now, nullptr);
+			elapsed = (now.tv_sec - start.tv_sec) * 1000000LL + (now.tv_usec - start.tv_usec);
+		}
+	}
+#    else
 	usecs -= PISystemTests::usleep_offset_us;
 	if (usecs > 0) usleep(usecs);
+#    endif
 #  endif
 #endif
 }

libs/main/types/pivariantsimple.h

@@ -55,12 +55,16 @@ public:
 	}
 #ifdef MICRO_PIP
 	PIString typeName() const final {
-		static PIString ret(PIVariant(T()).typeName());
+		static PIString ret(PIVariant::fromValue<T>(T()).typeName());
 		return ret;
 	}
 #else
 	PIString typeName() const final {
+#if defined(__GXX_RTTI__) || defined(__RTTI__)
 		static PIString ret(typeid(T).name());
+#else
+		static PIString ret("unknown");
+#endif
 		return ret;
 	}
 #endif