enable full 224KB flash for ch32v203 with flash enhanced read mode in SystemInit (better with startup).

add flash with wlink-rs

examples/build_system/make/rules.mk

@@ -145,6 +145,12 @@ OPENOCD_WCH_OPTION ?=
 flash-openocd-wch: $(BUILD)/$(PROJECT).elf
 	$(OPENOCD_WCH) $(OPENOCD_WCH_OPTION) -c init -c halt -c "flash write_image $<" -c reset -c exit
 
+# --------------- wlink-rs -----------------
+# flash with https://github.com/ch32-rs/wlink
+WLINK_RS ?= wlink
+flash-wlink-rs: $(BUILD)/$(PROJECT).elf
+	$(WLINK_RS) flash $<
+
 # --------------- dfu-util -----------------
 DFU_UTIL_OPTION ?= -a 0
 flash-dfu-util: $(BUILD)/$(PROJECT).bin