got code working to download each piece of the cape code separately
diff --git a/bbb_cape/src/flasher/flasher.gyp b/bbb_cape/src/flasher/flasher.gyp
new file mode 100644
index 0000000..c9e190e
--- /dev/null
+++ b/bbb_cape/src/flasher/flasher.gyp
@@ -0,0 +1,37 @@
+{
+  'targets': [
+    {
+      'target_name': 'All',
+      'type': 'none',
+      'dependencies': [
+        'stm32_flasher',
+      ],
+    },
+    {
+      'target_name': 'stm32_flasher',
+      'type': 'executable',
+      'sources': [
+        'stm32_flasher.cc',
+      ],
+      'dependencies': [
+        'stm32flash',
+        '<(AOS)/build/aos.gyp:logging',
+      ],
+    },
+    {
+      'target_name': 'stm32flash',
+      'type': 'static_library',
+      'sources': [
+        'stm32flash/init.c',
+        'stm32flash/parsers/hex.c',
+        'stm32flash/serial_common.c',
+        'stm32flash/serial_platform.c',
+        'stm32flash/utils.c',
+        'stm32flash/stm32.c',
+      ],
+      'cflags': [
+        '-Wno-error',
+      ],
+    },
+  ],
+}