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modified picow access point example to use lwip http server #701

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modified picow access point example to use lwip http server #701

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489fce1
modified picow access point example to use lwip http server
Louis31423142 Aug 22, 2025
431e689
Update pico_w/wifi/access_point/picow_access_point.c
Louis31423142 Aug 22, 2025
d316952
applied suggested changes
Louis31423142 Aug 22, 2025
a55ed5d
retitled web page and modified cgi hangler
Louis31423142 Aug 26, 2025
ae7fc90
applied suggested improvement to cgi handler
Louis31423142 Aug 26, 2025
be35e19
initialise led state
Louis31423142 Aug 26, 2025
bacb4a0
properly initialise led
Louis31423142 Aug 26, 2025
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13 changes: 13 additions & 0 deletions pico_w/wifi/access_point/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -9,11 +9,15 @@ target_include_directories(picow_access_point_background PRIVATE
${CMAKE_CURRENT_LIST_DIR}/.. # for our common lwipopts
${CMAKE_CURRENT_LIST_DIR}/dhcpserver
${CMAKE_CURRENT_LIST_DIR}/dnsserver
${PICO_LWIP_CONTRIB_PATH}/apps/httpd
)

target_link_libraries(picow_access_point_background
pico_cyw43_arch_lwip_threadsafe_background
pico_stdlib
pico_lwip_http
ap_content
pico_status_led
)
# You can change the address below to change the address of the access point
pico_configure_ip4_address(picow_access_point_background PRIVATE
Expand All @@ -31,13 +35,22 @@ target_include_directories(picow_access_point_poll PRIVATE
${CMAKE_CURRENT_LIST_DIR}/.. # for our common lwipopts
${CMAKE_CURRENT_LIST_DIR}/dhcpserver
${CMAKE_CURRENT_LIST_DIR}/dnsserver
${PICO_LWIP_CONTRIB_PATH}/apps/httpd
)
target_link_libraries(picow_access_point_poll
pico_cyw43_arch_lwip_poll
pico_stdlib
pico_lwip_http
ap_content
pico_status_led
)
# You can change the address below to change the address of the access point
pico_configure_ip4_address(picow_access_point_poll PRIVATE
CYW43_DEFAULT_IP_AP_ADDRESS 192.168.4.1
)
pico_add_extra_outputs(picow_access_point_poll)

pico_add_library(ap_content NOFLAG)
pico_set_lwip_httpd_content(ap_content INTERFACE
${CMAKE_CURRENT_LIST_DIR}/content/index.shtml
)
13 changes: 13 additions & 0 deletions pico_w/wifi/access_point/content/index.shtml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
<html>
<head>
<title>Pico Access Point</title>
</head>
<body>
<h1>Hello from Pico W</h1>
<p>Led is <!--#led--></p>
<p></p>
<form action="/switch.cgi" method="get">
<button name="switch" value="<!--#not_led-->">Turn led <!--#not_led--></button>
</form>
</body>
</html>
10 changes: 10 additions & 0 deletions pico_w/wifi/access_point/lwipopts.h
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Expand Up @@ -7,4 +7,14 @@
// This example uses a common include to avoid repetition
#include "lwipopts_examples_common.h"

// Enable some httpd features
#define LWIP_HTTPD_CGI 1
#define LWIP_HTTPD_SSI 1
#define LWIP_HTTPD_SSI_MULTIPART 1
#define LWIP_HTTPD_SUPPORT_POST 0
#define LWIP_HTTPD_SSI_INCLUDE_TAG 0

// Generated file containing html data
#define HTTPD_FSDATA_FILE "pico_fsdata.inc"

#endif
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