diff --git a/shared-bindings/network/__init__.c b/shared-bindings/network/__init__.c
index 6421745325..357aad3461 100644
--- a/shared-bindings/network/__init__.c
+++ b/shared-bindings/network/__init__.c
@@ -30,7 +30,11 @@
 
 #include "py/objlist.h"
 #include "py/runtime.h"
-#include "modnetwork.h"
+#include "py/mphal.h"
+#include "py/mperrno.h"
+#include "lib/netutils/netutils.h"
+
+#include "shared-bindings/network/__init__.h"
 
 #if MICROPY_PY_NETWORK
 
@@ -42,6 +46,9 @@ void mod_network_init(void) {
     mp_obj_list_init(&MP_STATE_PORT(mod_network_nic_list), 0);
 }
 
+void mod_network_deinit(void) {
+}
+
 void mod_network_register_nic(mp_obj_t nic) {
     for (mp_uint_t i = 0; i < MP_STATE_PORT(mod_network_nic_list).len; i++) {
         if (MP_STATE_PORT(mod_network_nic_list).items[i] == nic) {
@@ -50,7 +57,7 @@ void mod_network_register_nic(mp_obj_t nic) {
         }
     }
     // nic not registered so add to list
-    mp_obj_list_append(&MP_STATE_PORT(mod_network_nic_list), nic);
+    mp_obj_list_append(MP_OBJ_FROM_PTR(&MP_STATE_PORT(mod_network_nic_list)), nic);
 }
 
 mp_obj_t mod_network_find_nic(const uint8_t *ip) {
@@ -62,30 +69,29 @@ mp_obj_t mod_network_find_nic(const uint8_t *ip) {
         return nic;
     }
 
-    nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, "no available NIC"));
+    nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, translate("no available NIC")));
 }
 
+STATIC mp_obj_t network_initialize(void) {
+    mod_network_init();
+    return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_0(network_initialize_obj, network_initialize);
+
 STATIC mp_obj_t network_route(void) {
-    return &MP_STATE_PORT(mod_network_nic_list);
+    return MP_OBJ_FROM_PTR(&MP_STATE_PORT(mod_network_nic_list));
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_0(network_route_obj, network_route);
 
 STATIC const mp_rom_map_elem_t mp_module_network_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_network) },
-
-    #if MICROPY_PY_WIZNET5K
-    { MP_ROM_QSTR(MP_QSTR_WIZNET5K), MP_ROM_PTR(&mod_network_nic_type_wiznet5k) },
-    #endif
-    #if MICROPY_PY_CC3K
-    { MP_ROM_QSTR(MP_QSTR_CC3K), MP_ROM_PTR(&mod_network_nic_type_cc3k) },
-    #endif
-
+    { MP_ROM_QSTR(MP_QSTR___init__), MP_ROM_PTR(&network_initialize_obj) },
     { MP_ROM_QSTR(MP_QSTR_route), MP_ROM_PTR(&network_route_obj) },
 };
 
 STATIC MP_DEFINE_CONST_DICT(mp_module_network_globals, mp_module_network_globals_table);
 
-const mp_obj_module_t mp_module_network = {
+const mp_obj_module_t network_module = {
     .base = { &mp_type_module },
     .globals = (mp_obj_dict_t*)&mp_module_network_globals,
 };
diff --git a/shared-bindings/network/__init__.h b/shared-bindings/network/__init__.h
index 6796b087a4..1036c47be5 100644
--- a/shared-bindings/network/__init__.h
+++ b/shared-bindings/network/__init__.h
@@ -23,8 +23,8 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#ifndef MICROPY_INCLUDED_STM32_MODNETWORK_H
-#define MICROPY_INCLUDED_STM32_MODNETWORK_H
+#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_NETWORK___INIT___H
+#define MICROPY_INCLUDED_SHARED_BINDINGS_NETWORK___INIT___H
 
 #define MOD_NETWORK_IPADDR_BUF_SIZE (4)
 
@@ -77,7 +77,8 @@ extern const mod_network_nic_type_t mod_network_nic_type_wiznet5k;
 extern const mod_network_nic_type_t mod_network_nic_type_cc3k;
 
 void mod_network_init(void);
+void mod_network_deinit(void);
 void mod_network_register_nic(mp_obj_t nic);
 mp_obj_t mod_network_find_nic(const uint8_t *ip);
 
-#endif // MICROPY_INCLUDED_STM32_MODNETWORK_H
+#endif // MICROPY_INCLUDED_SHARED_BINDINGS_NETWORK___INIT___H
diff --git a/shared-bindings/socket/__init__.c b/shared-bindings/socket/__init__.c
index 0c663437e3..b378b2940d 100644
--- a/shared-bindings/socket/__init__.c
+++ b/shared-bindings/socket/__init__.c
@@ -4,6 +4,7 @@
  * The MIT License (MIT)
  *
  * Copyright (c) 2014 Damien P. George
+ *               2018 Nick Moore for Adafruit Industries
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -33,12 +34,17 @@
 #include "py/stream.h"
 #include "py/mperrno.h"
 #include "lib/netutils/netutils.h"
-#include "modnetwork.h"
 
-#if MICROPY_PY_USOCKET
+#include "shared-bindings/network/__init__.h"
 
-/******************************************************************************/
-// socket class
+//| :mod:`socket` --- TCP, UDP and RAW socket support
+//| =================================================
+//| 
+//| .. module:: socket
+//|   :synopsis: TCP, UDP and RAW sockets
+//|   :platform: SAMD21, SAMD51
+//|
+//| XXX TODO Write Docs.
 
 STATIC const mp_obj_type_t socket_type;
 
@@ -48,7 +54,7 @@ STATIC mp_obj_t socket_make_new(const mp_obj_type_t *type, size_t n_args, size_t
 
     // create socket object (not bound to any NIC yet)
     mod_network_socket_obj_t *s = m_new_obj_with_finaliser(mod_network_socket_obj_t);
-    s->base.type = (mp_obj_t)&socket_type;
+    s->base.type = &socket_type;
     s->nic = MP_OBJ_NULL;
     s->nic_type = NULL;
     s->u_param.domain = MOD_NETWORK_AF_INET;
@@ -64,7 +70,7 @@ STATIC mp_obj_t socket_make_new(const mp_obj_type_t *type, size_t n_args, size_t
         }
     }
 
-    return s;
+    return MP_OBJ_FROM_PTR(s);
 }
 
 STATIC void socket_select_nic(mod_network_socket_obj_t *self, const byte *ip) {
@@ -83,7 +89,7 @@ STATIC void socket_select_nic(mod_network_socket_obj_t *self, const byte *ip) {
 
 // method socket.bind(address)
 STATIC mp_obj_t socket_bind(mp_obj_t self_in, mp_obj_t addr_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
 
     // get address
     uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
@@ -104,7 +110,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_bind_obj, socket_bind);
 
 // method socket.listen(backlog)
 STATIC mp_obj_t socket_listen(mp_obj_t self_in, mp_obj_t backlog) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
 
     if (self->nic == MP_OBJ_NULL) {
         // not connected
@@ -123,12 +129,12 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_listen_obj, socket_listen);
 
 // method socket.accept()
 STATIC mp_obj_t socket_accept(mp_obj_t self_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
 
     // create new socket object
     // starts with empty NIC so that finaliser doesn't run close() method if accept() fails
     mod_network_socket_obj_t *socket2 = m_new_obj_with_finaliser(mod_network_socket_obj_t);
-    socket2->base.type = (mp_obj_t)&socket_type;
+    socket2->base.type = &socket_type;
     socket2->nic = MP_OBJ_NULL;
     socket2->nic_type = NULL;
 
@@ -145,17 +151,17 @@ STATIC mp_obj_t socket_accept(mp_obj_t self_in) {
     socket2->nic_type = self->nic_type;
 
     // make the return value
-    mp_obj_tuple_t *client = mp_obj_new_tuple(2, NULL);
-    client->items[0] = socket2;
+    mp_obj_tuple_t *client = MP_OBJ_TO_PTR(mp_obj_new_tuple(2, NULL));
+    client->items[0] = MP_OBJ_FROM_PTR(socket2);
     client->items[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
 
-    return client;
+    return MP_OBJ_FROM_PTR(client);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(socket_accept_obj, socket_accept);
 
 // method socket.connect(address)
 STATIC mp_obj_t socket_connect(mp_obj_t self_in, mp_obj_t addr_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
 
     // get address
     uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
@@ -176,7 +182,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_connect_obj, socket_connect);
 
 // method socket.send(bytes)
 STATIC mp_obj_t socket_send(mp_obj_t self_in, mp_obj_t buf_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
     if (self->nic == MP_OBJ_NULL) {
         // not connected
         mp_raise_OSError(MP_EPIPE);
@@ -184,7 +190,7 @@ STATIC mp_obj_t socket_send(mp_obj_t self_in, mp_obj_t buf_in) {
     mp_buffer_info_t bufinfo;
     mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_READ);
     int _errno;
-    mp_uint_t ret = self->nic_type->send(self, bufinfo.buf, bufinfo.len, &_errno);
+    mp_int_t ret = self->nic_type->send(self, bufinfo.buf, bufinfo.len, &_errno);
     if (ret == -1) {
         mp_raise_OSError(_errno);
     }
@@ -194,7 +200,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_send_obj, socket_send);
 
 // method socket.recv(bufsize)
 STATIC mp_obj_t socket_recv(mp_obj_t self_in, mp_obj_t len_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
     if (self->nic == MP_OBJ_NULL) {
         // not connected
         mp_raise_OSError(MP_ENOTCONN);
@@ -203,7 +209,7 @@ STATIC mp_obj_t socket_recv(mp_obj_t self_in, mp_obj_t len_in) {
     vstr_t vstr;
     vstr_init_len(&vstr, len);
     int _errno;
-    mp_uint_t ret = self->nic_type->recv(self, (byte*)vstr.buf, len, &_errno);
+    mp_int_t ret = self->nic_type->recv(self, (byte*)vstr.buf, len, &_errno);
     if (ret == -1) {
         mp_raise_OSError(_errno);
     }
@@ -217,7 +223,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_recv_obj, socket_recv);
 
 // method socket.sendto(bytes, address)
 STATIC mp_obj_t socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
 
     // get the data
     mp_buffer_info_t bufinfo;
@@ -243,7 +249,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_3(socket_sendto_obj, socket_sendto);
 
 // method socket.recvfrom(bufsize)
 STATIC mp_obj_t socket_recvfrom(mp_obj_t self_in, mp_obj_t len_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
     if (self->nic == MP_OBJ_NULL) {
         // not connected
         mp_raise_OSError(MP_ENOTCONN);
@@ -271,7 +277,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_recvfrom_obj, socket_recvfrom);
 
 // method socket.setsockopt(level, optname, value)
 STATIC mp_obj_t socket_setsockopt(size_t n_args, const mp_obj_t *args) {
-    mod_network_socket_obj_t *self = args[0];
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(args[0]);
 
     mp_int_t level = mp_obj_get_int(args[1]);
     mp_int_t opt = mp_obj_get_int(args[2]);
@@ -304,7 +310,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_setsockopt_obj, 4, 4, socket_s
 // timeout=None means blocking
 // otherwise, timeout is in seconds
 STATIC mp_obj_t socket_settimeout(mp_obj_t self_in, mp_obj_t timeout_in) {
-    mod_network_socket_obj_t *self = self_in;
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
     if (self->nic == MP_OBJ_NULL) {
         // not connected
         mp_raise_OSError(MP_ENOTCONN);
@@ -355,8 +361,8 @@ STATIC const mp_rom_map_elem_t socket_locals_dict_table[] = {
 
 STATIC MP_DEFINE_CONST_DICT(socket_locals_dict, socket_locals_dict_table);
 
-mp_uint_t socket_ioctl(mp_obj_t self_in, mp_uint_t request, mp_uint_t arg, int *errcode) {
-    mod_network_socket_obj_t *self = self_in;
+mp_uint_t socket_ioctl(mp_obj_t self_in, mp_uint_t request, uintptr_t arg, int *errcode) {
+    mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
     if (request == MP_STREAM_CLOSE) {
         if (self->nic != MP_OBJ_NULL) {
             self->nic_type->close(self);
@@ -383,8 +389,7 @@ STATIC const mp_obj_type_t socket_type = {
 /******************************************************************************/
 // usocket module
 
-// function usocket.getaddrinfo(host, port)
-STATIC mp_obj_t mod_usocket_getaddrinfo(mp_obj_t host_in, mp_obj_t port_in) {
+STATIC mp_obj_t socket_getaddrinfo(mp_obj_t host_in, mp_obj_t port_in) {
     size_t hlen;
     const char *host = mp_obj_str_get_data(host_in, &hlen);
     mp_int_t port = mp_obj_get_int(port_in);
@@ -420,10 +425,10 @@ STATIC mp_obj_t mod_usocket_getaddrinfo(mp_obj_t host_in, mp_obj_t port_in) {
     }
 
     if (!have_ip) {
-        nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, "no available NIC"));
+        nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, translate("no available NIC")));
     }
 
-    mp_obj_tuple_t *tuple = mp_obj_new_tuple(5, NULL);
+    mp_obj_tuple_t *tuple = MP_OBJ_TO_PTR(mp_obj_new_tuple(5, NULL));
     tuple->items[0] = MP_OBJ_NEW_SMALL_INT(MOD_NETWORK_AF_INET);
     tuple->items[1] = MP_OBJ_NEW_SMALL_INT(MOD_NETWORK_SOCK_STREAM);
     tuple->items[2] = MP_OBJ_NEW_SMALL_INT(0);
@@ -431,13 +436,13 @@ STATIC mp_obj_t mod_usocket_getaddrinfo(mp_obj_t host_in, mp_obj_t port_in) {
     tuple->items[4] = netutils_format_inet_addr(out_ip, port, NETUTILS_BIG);
     return mp_obj_new_list(1, (mp_obj_t*)&tuple);
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_usocket_getaddrinfo_obj, mod_usocket_getaddrinfo);
+STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_getaddrinfo_obj, socket_getaddrinfo);
 
-STATIC const mp_rom_map_elem_t mp_module_usocket_globals_table[] = {
+STATIC const mp_rom_map_elem_t socket_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_usocket) },
 
     { MP_ROM_QSTR(MP_QSTR_socket), MP_ROM_PTR(&socket_type) },
-    { MP_ROM_QSTR(MP_QSTR_getaddrinfo), MP_ROM_PTR(&mod_usocket_getaddrinfo_obj) },
+    { MP_ROM_QSTR(MP_QSTR_getaddrinfo), MP_ROM_PTR(&socket_getaddrinfo_obj) },
 
     // class constants
     { MP_ROM_QSTR(MP_QSTR_AF_INET), MP_ROM_INT(MOD_NETWORK_AF_INET) },
@@ -458,11 +463,9 @@ STATIC const mp_rom_map_elem_t mp_module_usocket_globals_table[] = {
     */
 };
 
-STATIC MP_DEFINE_CONST_DICT(mp_module_usocket_globals, mp_module_usocket_globals_table);
+STATIC MP_DEFINE_CONST_DICT(socket_globals, socket_globals_table);
 
-const mp_obj_module_t mp_module_usocket = {
+const mp_obj_module_t socket_module = {
     .base = { &mp_type_module },
-    .globals = (mp_obj_dict_t*)&mp_module_usocket_globals,
+    .globals = (mp_obj_dict_t*)&socket_globals,
 };
-
-#endif  // MICROPY_PY_USOCKET
diff --git a/shared-module/network/__init__.c b/shared-module/network/__init__.c
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/shared-module/socket/__init__.c b/shared-module/socket/__init__.c
new file mode 100644
index 0000000000..e69de29bb2