diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4fdaf4ba..e6b9e30c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -131,6 +131,7 @@ jobs:
           - path: rp2040/pico-rndis-dashboard
           - path: rp2040/pico-w
           - path: rp2040/pico-w5500
+            target: test
     name: ${{ matrix.example.path }}
     steps:
       - uses: actions/checkout@v3
diff --git a/examples/rp2040/pico-w5500/CMakeLists.txt b/examples/rp2040/pico-w5500/CMakeLists.txt
index 1e246630..829dff0c 100644
--- a/examples/rp2040/pico-w5500/CMakeLists.txt
+++ b/examples/rp2040/pico-w5500/CMakeLists.txt
@@ -1,16 +1,23 @@
 cmake_minimum_required(VERSION 3.13)
 include(pico-sdk/pico_sdk_init.cmake)
 
-project(example)
+project(firmware)
 pico_sdk_init()
 
-add_executable(example main.c mongoose.c)
-target_link_libraries(example pico_stdlib hardware_spi)
-pico_add_extra_outputs(example)
+add_executable(firmware
+  main.c
+  ../../../mongoose.c
+  ../../device-dashboard/net.c
+  ../../device-dashboard/packed_fs.c)
+target_include_directories(firmware PUBLIC ../../..)
+target_link_libraries(firmware pico_stdlib hardware_spi)
+pico_add_extra_outputs(firmware)
 
 # Enable USB output. Comment out in order to use UART
-pico_enable_stdio_usb(example 1)
-pico_enable_stdio_uart(example 0)
+pico_enable_stdio_usb(firmware 0)
+pico_enable_stdio_uart(firmware 1)
 
 # Mongoose build flags
 add_definitions(-DMG_ENABLE_MIP=1)
+add_definitions(-DMG_ENABLE_PACKED_FS=1)
+add_definitions(-DMG_ENABLE_FILE=0)
diff --git a/examples/rp2040/pico-w5500/Makefile b/examples/rp2040/pico-w5500/Makefile
index 3c375c5e..cc341abc 100644
--- a/examples/rp2040/pico-w5500/Makefile
+++ b/examples/rp2040/pico-w5500/Makefile
@@ -1,7 +1,7 @@
 SDK_VERSION ?= 1.4.0
 SDK_REPO ?= https://github.com/raspberrypi/pico-sdk
 
-all example build: pico-sdk
+all example build build/firmware.uf2: pico-sdk main.c
 	test -d build || mkdir build
 	cd build && cmake .. && make
 
@@ -9,5 +9,15 @@ pico-sdk:
 	git clone --depth 1 -b $(SDK_VERSION) $(SDK_REPO) $@
 	cd $@ && git submodule update --init
 
+# Requires env variable VCON_API_KEY set
+DEVICE_URL ?= https://dash.vcon.io/api/v3/devices/3
+test: update
+	curl --fail -su :$(VCON_API_KEY) $(DEVICE_URL)/tx?t=5 | tee /tmp/output.txt
+	grep 'Ethernet: up' /tmp/output.txt
+	grep 'MQTT connected' /tmp/output.txt
+
+update: build/firmware.uf2
+	curl --fail -su :$(VCON_API_KEY) $(DEVICE_URL)/ota?uf2=1 --data-binary @$<
+
 clean:
 	rm -rf pico-sdk build
diff --git a/examples/rp2040/pico-w5500/main.c b/examples/rp2040/pico-w5500/main.c
index f95ab6b9..34c82763 100644
--- a/examples/rp2040/pico-w5500/main.c
+++ b/examples/rp2040/pico-w5500/main.c
@@ -8,28 +8,21 @@
 
 #include "mongoose.h"
 
+enum { BLINK_PERIOD_MS = 1000 };
 enum { LED = 25, SPI_CS = 17, SPI_CLK = 18, SPI_TX = 19, SPI_RX = 16 };  // Pins
-enum { STATUS_TIMER_MS = 3000, BLINK_TIMER_MS = 250 };  // Timeouts
-
-static void spi_begin(void *spi) {
-  gpio_put(SPI_CS, 0);
-}
-
-static void spi_end(void *spi) {
-  gpio_put(SPI_CS, 1);
-}
 
+static void spi_begin(void *spi) { gpio_put(SPI_CS, 0); }
+static void spi_end(void *spi) { gpio_put(SPI_CS, 1); }
 static uint8_t spi_txn(void *spi, uint8_t byte) {
   uint8_t result = 0;
   spi_write_read_blocking(spi0, &byte, &result, 1);
-  // MG_INFO(("%x -> %x", byte, result));
   return result;
 }
 
-static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
-  if (ev == MG_EV_HTTP_MSG) {
-    mg_http_reply(c, 200, "", "ok\n");
-  }
+static void timer_cb(void *arg) {
+  gpio_put(PICO_DEFAULT_LED_PIN, !gpio_get_out_level(PICO_DEFAULT_LED_PIN));
+  bool up = ((struct mip_if *) arg)->state == MIP_STATE_READY;
+  MG_INFO(("Ethernet: %s", up ? "up" : "down"));  // Show network status
 }
 
 int main(void) {
@@ -41,8 +34,7 @@ int main(void) {
   gpio_set_dir(LED, GPIO_OUT);
 
   // Init SPI pins
-  uint r = spi_init(spi0, 500 * 1000);
-  MG_INFO(("r = %x\n", r));
+  spi_init(spi0, 500 * 1000);
   gpio_set_function(SPI_RX, GPIO_FUNC_SPI);   // MISO
   gpio_set_function(SPI_TX, GPIO_FUNC_SPI);   // MOSI
   gpio_set_function(SPI_CLK, GPIO_FUNC_SPI);  // CLK
@@ -55,25 +47,23 @@ int main(void) {
   struct mip_if mif = {.mac = {2, 0, 1, 2, 3, 5},
                        .driver = &mip_driver_w5500,
                        .driver_data = &spi};
-  struct mg_mgr mgr;                                 // Declare event manager
-  mg_mgr_init(&mgr);                                 // Init event manager
-  mg_log_set(MG_LL_DEBUG);                           // Set DEBUG log level
-  mip_init(&mgr, &mif);                              // Init TCP/IP stack
-  mg_http_listen(&mgr, "http://0.0.0.0", fn, NULL);  // HTTP listener
+  struct mg_mgr mgr;        // Declare event manager
+  mg_mgr_init(&mgr);        // Init event manager
+  mg_log_set(MG_LL_DEBUG);  // Set DEBUG log level
+  mip_init(&mgr, &mif);     // Init TCP/IP stack
+  mg_timer_add(&mgr, BLINK_PERIOD_MS, MG_TIMER_REPEAT, timer_cb, &mif);
 
-  bool led_on = false;                         // Initial LED state
-  uint64_t status_timer = 0, blink_timer = 0;  // Initial timer expirations
+  MG_INFO(("Waiting until network is up..."));
+  while (mif.state != MIP_STATE_READY) {
+    mg_mgr_poll(&mgr, 0);
+  }
 
-  // Infinite event manager loop
+  MG_INFO(("Initialising application..."));
+  extern void device_dashboard_fn(struct mg_connection *, int, void *, void *);
+  mg_http_listen(&mgr, "http://0.0.0.0", device_dashboard_fn, &mgr);
+
+  MG_INFO(("Starting event loop"));
   for (;;) {
-    if (mg_timer_expired(&blink_timer, BLINK_TIMER_MS, mg_millis())) {
-      led_on = !led_on;                              // Flip LED state
-      if (mip_driver_w5500.up(&mif)) led_on = true;  // Always on if Eth up
-      gpio_put(LED, led_on);                         // Set LED
-    }
-    if (mg_timer_expired(&status_timer, STATUS_TIMER_MS, mg_millis())) {
-      MG_INFO(("Ethernet: %s", mip_driver_w5500.up(&mif) ? "up" : "down"));
-    }
     mg_mgr_poll(&mgr, 1);
   }
 
diff --git a/examples/rp2040/pico-w5500/mongoose.c b/examples/rp2040/pico-w5500/mongoose.c
deleted file mode 120000
index 5e522bbc..00000000
--- a/examples/rp2040/pico-w5500/mongoose.c
+++ /dev/null
@@ -1 +0,0 @@
-../../../mongoose.c
\ No newline at end of file
diff --git a/examples/rp2040/pico-w5500/mongoose.h b/examples/rp2040/pico-w5500/mongoose.h
deleted file mode 120000
index ee4ac823..00000000
--- a/examples/rp2040/pico-w5500/mongoose.h
+++ /dev/null
@@ -1 +0,0 @@
-../../../mongoose.h
\ No newline at end of file