diff --git a/.gitignore b/.gitignore
index 8644c81..52d428b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ Bootloader.sublime-workspace
 .vscode
 build
 tmp
+Makefile.user
diff --git a/Makefile b/Makefile
index 2db6415..466f872 100644
--- a/Makefile
+++ b/Makefile
@@ -70,6 +70,8 @@ FLAGS		+= -mthumb $(CPUFLAGS) \
         $(EXTRAFLAGS)
 
 
+OPENOCDALL = $(OPENOCD) -f $(JTAGCONFIG) -f target/stm32$(FN)x.cfg
+
 #
 # Bootloaders to build
 #
@@ -92,14 +94,18 @@ build-bl: $(MAKEFILE_LIST) $(OCM3FILE) do-build
 #
 include rules.mk
 
+flash: upload
+burn: upload
+b: burn
+f: flash
+
 upload: build flash-bootloader
 
 flash-bootloader:
-	$(OPENOCD) -f $(JTAGCONFIG) -f ocd/stm32$(FN)x.cfg \
-                -c "program build/$(BOARD)/bootloader.elf verify reset exit "
+	$(OPENOCDALL) -c "program build/$(BOARD)/bootloader.elf verify reset exit "
 
 gdb:
-	arm-none-eabi-gdb --eval "target remote | $(OPENOCD) -f $(JTAGCONFIG) -f ocd/stm32$(FN)x.cfg -f ocd/debug.cfg" build/$(BOARD)/bootloader.elf
+	arm-none-eabi-gdb --eval "target remote | $(OPENOCDALL) -f ocd/debug.cfg" build/$(BOARD)/bootloader.elf
 
 #
 # Show sizes
@@ -108,6 +114,9 @@ gdb:
 sizes:
 	@-find build/*/ -name '*.elf' -type f | xargs size 2> /dev/null || :
 
+drop:
+	for f in `cd boards; ls` ; do $(MAKE) BOARD=$$f ; done
+	cd build; 7z a uf2-stm32f.zip */bootloader.bin */flasher*uf2
 #
 # Binary management
 #
diff --git a/uf2cfg.h b/uf2cfg.h
index b3e8786..70846db 100644
--- a/uf2cfg.h
+++ b/uf2cfg.h
@@ -1,4 +1,4 @@
-#define UF2_VERSION "2.3.1"
+#define UF2_VERSION "2.3.2"
 #define BOARD_ID "STM32F401-BrainPad-Arcade-RevA"
 #define INDEX_URL "https://arcade.makecode.com"
 #define UF2_NUM_BLOCKS 8000