diff --git a/pico-sdk b/pico-sdk
index 214c243..ee68c78 160000
--- a/pico-sdk
+++ b/pico-sdk
@@ -1 +1 @@
-Subproject commit 214c24386ada42d9fff7b799739c6ea24ae179c0
+Subproject commit ee68c78d0afae2b69c03ae1a72bf5cc267a2d94c
diff --git a/pico/.gitignore b/pico/.gitignore
deleted file mode 100644
index acf56c4..0000000
--- a/pico/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-bin
-.vscode
diff --git a/pico/CMakeLists.txt b/pico/CMakeLists.txt
deleted file mode 100644
index dddb817..0000000
--- a/pico/CMakeLists.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-set(PROJECT wind_station)
-cmake_minimum_required(VERSION 3.12)
-set(PICO_BOARD pico_w)
-include(pico_sdk_import.cmake)
-project(${PROJECT} C CXX)
-pico_sdk_init()
-add_executable(${PROJECT} src/main.c)
-target_include_directories(${PROJECT} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/src)
-target_link_libraries(${PROJECT}
-    pico_stdlib
-    pico_cyw43_arch_none
-    pico_cyw43_arch_lwip_threadsafe_background
-    hardware_adc
-)
-pico_add_extra_outputs(${PROJECT})
diff --git a/pico/Makefile b/pico/Makefile
deleted file mode 100755
index 4c14657..0000000
--- a/pico/Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
-
-build_thing: git_deps
-	cmake -B bin -DPICO_SDK_PATH=../pico-sdk -DCMAKE_BUILD_TYPE=Debug
-	make -j8 -C bin
-# then manually copy bin/thing.uf2 to the pico
-
-git_deps:
-	cd ../pico-sdk && git submodule update --init lib/cyw43-driver lib/lwip
-
-clean:
-	rm -rf bin/*
diff --git a/pico/pico_sdk_import.cmake b/pico/pico_sdk_import.cmake
deleted file mode 100644
index d493cc2..0000000
--- a/pico/pico_sdk_import.cmake
+++ /dev/null
@@ -1,121 +0,0 @@
-# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake
-
-# This can be dropped into an external project to help locate this SDK
-# It should be include()ed prior to project()
-
-# Copyright 2020 (c) 2020 Raspberry Pi (Trading) Ltd.
-#
-# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
-# following conditions are met:
-#
-# 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
-# disclaimer.
-#
-# 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
-# disclaimer in the documentation and/or other materials provided with the distribution.
-#
-# 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products
-# derived from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
-# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH))
-    set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
-    message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')")
-endif ()
-
-if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT))
-    set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT})
-    message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')")
-endif ()
-
-if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH))
-    set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH})
-    message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
-endif ()
-
-if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_TAG} AND (NOT PICO_SDK_FETCH_FROM_GIT_TAG))
-    set(PICO_SDK_FETCH_FROM_GIT_TAG $ENV{PICO_SDK_FETCH_FROM_GIT_TAG})
-    message("Using PICO_SDK_FETCH_FROM_GIT_TAG from environment ('${PICO_SDK_FETCH_FROM_GIT_TAG}')")
-endif ()
-
-if (PICO_SDK_FETCH_FROM_GIT AND NOT PICO_SDK_FETCH_FROM_GIT_TAG)
-  set(PICO_SDK_FETCH_FROM_GIT_TAG "master")
-  message("Using master as default value for PICO_SDK_FETCH_FROM_GIT_TAG")
-endif()
-
-set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
-set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
-set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
-set(PICO_SDK_FETCH_FROM_GIT_TAG "${PICO_SDK_FETCH_FROM_GIT_TAG}" CACHE FILEPATH "release tag for SDK")
-
-if (NOT PICO_SDK_PATH)
-    if (PICO_SDK_FETCH_FROM_GIT)
-        include(FetchContent)
-        set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR})
-        if (PICO_SDK_FETCH_FROM_GIT_PATH)
-            get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}")
-        endif ()
-        FetchContent_Declare(
-                pico_sdk
-                GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
-        )
-
-        if (NOT pico_sdk)
-            message("Downloading Raspberry Pi Pico SDK")
-            # GIT_SUBMODULES_RECURSE was added in 3.17
-            if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.17.0")
-                FetchContent_Populate(
-                        pico_sdk
-                        QUIET
-                        GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                        GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
-                        GIT_SUBMODULES_RECURSE FALSE
-
-                        SOURCE_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-src
-                        BINARY_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-build
-                        SUBBUILD_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-subbuild
-                )
-            else ()
-                FetchContent_Populate(
-                        pico_sdk
-                        QUIET
-                        GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                        GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
-
-                        SOURCE_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-src
-                        BINARY_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-build
-                        SUBBUILD_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-subbuild
-                )
-            endif ()
-
-            set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR})
-        endif ()
-        set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE})
-    else ()
-        message(FATAL_ERROR
-                "SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git."
-                )
-    endif ()
-endif ()
-
-get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
-if (NOT EXISTS ${PICO_SDK_PATH})
-    message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found")
-endif ()
-
-set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake)
-if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE})
-    message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK")
-endif ()
-
-set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE)
-
-include(${PICO_SDK_INIT_CMAKE_FILE})
diff --git a/pico/src/lwipopts.h b/pico/src/lwipopts.h
deleted file mode 100644
index 129d42b..0000000
--- a/pico/src/lwipopts.h
+++ /dev/null
@@ -1,92 +0,0 @@
-#ifndef _LWIPOPTS_EXAMPLE_COMMONH_H
-#define _LWIPOPTS_EXAMPLE_COMMONH_H
-
-
-// Common settings used in most of the pico_w examples
-// (see https://www.nongnu.org/lwip/2_1_x/group__lwip__opts.html for details)
-
-// allow override in some examples
-#ifndef NO_SYS
-#define NO_SYS                      1
-#endif
-// allow override in some examples
-#ifndef LWIP_SOCKET
-#define LWIP_SOCKET                 0
-#endif
-#if PICO_CYW43_ARCH_POLL
-#define MEM_LIBC_MALLOC             1
-#else
-// MEM_LIBC_MALLOC is incompatible with non polling versions
-#define MEM_LIBC_MALLOC             0
-#endif
-#define MEM_ALIGNMENT               4
-#ifndef MEM_SIZE
-#define MEM_SIZE                    4000
-#endif
-#define MEMP_NUM_TCP_SEG            32
-#define MEMP_NUM_ARP_QUEUE          10
-#define PBUF_POOL_SIZE              24
-#define LWIP_ARP                    1
-#define LWIP_ETHERNET               1
-#define LWIP_ICMP                   1
-#define LWIP_RAW                    1
-#define TCP_WND                     (8 * TCP_MSS)
-#define TCP_MSS                     1460
-#define TCP_SND_BUF                 (8 * TCP_MSS)
-#define TCP_SND_QUEUELEN            ((4 * (TCP_SND_BUF) + (TCP_MSS - 1)) / (TCP_MSS))
-#define LWIP_NETIF_STATUS_CALLBACK  1
-#define LWIP_NETIF_LINK_CALLBACK    1
-#define LWIP_NETIF_HOSTNAME         1
-#define LWIP_NETCONN                0
-#define MEM_STATS                   0
-#define SYS_STATS                   0
-#define MEMP_STATS                  0
-#define LINK_STATS                  0
-// #define ETH_PAD_SIZE                2
-#define LWIP_CHKSUM_ALGORITHM       3
-#define LWIP_DHCP                   1
-#define LWIP_IPV4                   1
-#define LWIP_TCP                    1
-#define LWIP_UDP                    1
-#define LWIP_DNS                    1
-#define LWIP_TCP_KEEPALIVE          1
-#define LWIP_NETIF_TX_SINGLE_PBUF   1
-#define DHCP_DOES_ARP_CHECK         0
-#define LWIP_DHCP_DOES_ACD_CHECK    0
-
-#ifndef NDEBUG
-#define LWIP_DEBUG                  1
-#define LWIP_STATS                  1
-#define LWIP_STATS_DISPLAY          1
-#endif
-
-#define ETHARP_DEBUG                LWIP_DBG_OFF
-#define NETIF_DEBUG                 LWIP_DBG_OFF
-#define PBUF_DEBUG                  LWIP_DBG_OFF
-#define API_LIB_DEBUG               LWIP_DBG_OFF
-#define API_MSG_DEBUG               LWIP_DBG_OFF
-#define SOCKETS_DEBUG               LWIP_DBG_OFF
-#define ICMP_DEBUG                  LWIP_DBG_OFF
-#define INET_DEBUG                  LWIP_DBG_OFF
-#define IP_DEBUG                    LWIP_DBG_OFF
-#define IP_REASS_DEBUG              LWIP_DBG_OFF
-#define RAW_DEBUG                   LWIP_DBG_OFF
-#define MEM_DEBUG                   LWIP_DBG_OFF
-#define MEMP_DEBUG                  LWIP_DBG_OFF
-#define SYS_DEBUG                   LWIP_DBG_OFF
-#define TCP_DEBUG                   LWIP_DBG_OFF
-#define TCP_INPUT_DEBUG             LWIP_DBG_OFF
-#define TCP_OUTPUT_DEBUG            LWIP_DBG_OFF
-#define TCP_RTO_DEBUG               LWIP_DBG_OFF
-#define TCP_CWND_DEBUG              LWIP_DBG_OFF
-#define TCP_WND_DEBUG               LWIP_DBG_OFF
-#define TCP_FR_DEBUG                LWIP_DBG_OFF
-#define TCP_QLEN_DEBUG              LWIP_DBG_OFF
-#define TCP_RST_DEBUG               LWIP_DBG_OFF
-#define UDP_DEBUG                   LWIP_DBG_OFF
-#define TCPIP_DEBUG                 LWIP_DBG_OFF
-#define PPP_DEBUG                   LWIP_DBG_OFF
-#define SLIP_DEBUG                  LWIP_DBG_OFF
-#define DHCP_DEBUG                  LWIP_DBG_OFF
-
-#endif /* __LWIPOPTS_H__ */
\ No newline at end of file
diff --git a/pico/src/main.c b/pico/src/main.c
deleted file mode 100644
index 34ba1e5..0000000
--- a/pico/src/main.c
+++ /dev/null
@@ -1,156 +0,0 @@
-#include <stdint.h>
-#include "pico/stdlib.h"
-#include "pico/cyw43_arch.h"
-#include "pico/cyw43_driver.h"
-#include "hardware/adc.h"
-#include "lwip/tcp.h"
-
-#include "wifi_cred.h"
-
-#define u32 uint32_t
-#define u16 uint16_t
-#define u8 uint8_t
-
-char ssid[] = CONFIG_WIFI_SSID;
-char pass[] = CONFIG_WIFI_PASSWORD;
-
-const ip_addr_t SERVER_IP = CONFIG_SERVER_IP;
-#define SERVER_PORT CONFIG_SERVER_PORT
-
-#define SET_LED(state) cyw43_arch_gpio_put(CYW43_WL_GPIO_LED_PIN, state)
-
-struct tcp_pcb *tcp_controller;
-#define ENCODER_BITS 3
-u8 rotary_encoder_directon;
-u8 rotary_encoder_bits;
-u8 rotary_encoder_bit[ENCODER_BITS];
-u16 rotary_encoder_raw[ENCODER_BITS];
-u16 rotary_encoder_min[ENCODER_BITS];
-u16 rotary_encoder_max[ENCODER_BITS];
-u16 rotary_encoder_high[ENCODER_BITS];
-u16 rotary_encoder_low[ENCODER_BITS];
-// static const u32 encoder_adc_pins[ENCODER_BITS] = {26, 27, 28};
-
-
-void update_raw_values() {
-	for (int b = 0; b < ENCODER_BITS; b++) {
-		adc_select_input(b);
-		rotary_encoder_raw[b] = adc_read();
-	}
-}
-
-void calibrate_brightness() {
-	for (int b = 0; b < ENCODER_BITS; b++) {
-		rotary_encoder_min[b] = 0xffff;
-		rotary_encoder_max[b] = 0;
-	}
-	for (int i = 0; i < 300; i++) {
-		SET_LED(i & 2);
-		update_raw_values();
-		for (int b = 0; b < ENCODER_BITS; b++) {
-			if (rotary_encoder_raw[b] > rotary_encoder_max[b])
-				rotary_encoder_max[b] = rotary_encoder_raw[b];
-			else if (rotary_encoder_raw[b] < rotary_encoder_min[b])
-				rotary_encoder_min[b] = rotary_encoder_raw[b];
-		}
-		sleep_ms(25);
-	}
-	for (int b = 0; b < ENCODER_BITS; b++) {
-		u16 diff = rotary_encoder_max[b] - rotary_encoder_min[b];
-		rotary_encoder_low[b] = rotary_encoder_min[b] + diff / 3;
-		rotary_encoder_high[b] = rotary_encoder_max[b] - diff / 3;
-	}
-	SET_LED(1);
-	sleep_ms(500);
-	SET_LED(0);
-}
-
-void update_encoder_value() {
-	update_raw_values();
-	for (int b = 0; b < ENCODER_BITS; b++) {
-		if (rotary_encoder_raw[b] > rotary_encoder_high[b])
-			rotary_encoder_bit[b] = 1;
-		else if (rotary_encoder_raw[b] < rotary_encoder_low[b])
-			rotary_encoder_bit[b] = 0;
-	}
-	rotary_encoder_bits = 0;
-	for (int b = 0; b < ENCODER_BITS; b++) {
-		rotary_encoder_bits <<= 1;
-		rotary_encoder_bits |= !rotary_encoder_bit[b]; // inverse to make white = 0
-	}
-
-	// gray code: 0 1 5 7 3 2 6 4
-	// index:     0 1 2 3 4 5 6 7
-	// reverse  : 0 1 5 4 7 2 6 3
-	const u8 reverse_gray_code[1 << ENCODER_BITS] = {0, 1, 5, 4, 7, 2, 6, 3};
-	rotary_encoder_directon = reverse_gray_code[rotary_encoder_bits];
-}
-
-static err_t connected_fn(void *arg, struct tcp_pcb *tpcb, err_t err) {
-	return ERR_OK;
-}
-
-void ensure_server_connection() {
-	while (tcp_controller->state != ESTABLISHED) {
-		int err = tcp_connect(tcp_controller, &SERVER_IP, SERVER_PORT, connected_fn);
-		while (err++) {
-			SET_LED(1);
-			sleep_ms(150);
-			SET_LED(0);
-			sleep_ms(300);
-		}
-	}
-}
-
-void send_data() {
-	ensure_server_connection();
-	u8 buf[] = "direction: X=X\n";
-	buf[11] = rotary_encoder_bits + '0';
-	buf[13] = rotary_encoder_directon + '0';
-	int err = tcp_write(tcp_controller, buf, 15, 0);
-}
-
-
-int main() {
-	adc_init();
-	adc_gpio_init(26);
-	adc_gpio_init(27);
-	adc_gpio_init(28);
-
-	if (cyw43_arch_init()) {
-		SET_LED(1);
-		sleep_ms(2000);
-		return -1;
-	}
-	cyw43_arch_enable_sta_mode();
-
-	int err = cyw43_arch_wifi_connect_timeout_ms(ssid, pass, CYW43_AUTH_WPA2_AES_PSK, 10000);
-	if (err) {
-		PICO_ERROR_BADAUTH; // jump to definition :)
-		while (err++) {
-			SET_LED(1);
-			sleep_ms(100);
-			SET_LED(0);
-			sleep_ms(100);
-		}
-		return -1;
-	}
-
-	tcp_controller = tcp_new_ip_type(IPADDR_TYPE_V4);
-	ensure_server_connection();
-	tcp_write(tcp_controller, "be gay do crime :3\n", 19, 0);
-	SET_LED(1);
-	sleep_ms(200);
-	update_raw_values();
-	SET_LED(0);
-
-
-	// tcp_controller->state
-	calibrate_brightness();
-
-	while (true) {
-		update_encoder_value();
-		send_data();
-		sleep_ms(500);
-	}
-}
diff --git a/pico/src/wifi_cred.h b/pico/src/wifi_cred.h
deleted file mode 100644
index dd1bf59..0000000
--- a/pico/src/wifi_cred.h
+++ /dev/null
@@ -1,9 +0,0 @@
-
-// case sensitive, and must be 2.4GHz
-#define CONFIG_WIFI_SSID "Wifi network here"
-#define CONFIG_WIFI_PASSWORD "password123"
-
-// local IP of the computer running the server software
-// public IP would work too but requires port forwarding
-#define CONFIG_SERVER_IP IPADDR4_INIT_BYTES(192, 168, 0, 108)
-#define CONFIG_SERVER_PORT 13122