add driver for W5500

.gitmodules

@@ -1,3 +1,6 @@
 [submodule "libs/adafruitGFX"]
 	path = libs/adafruitGFX
 	url = https://git.gay/LailaTheElf/AdafruitGFX-RaspberryPICO.git
+[submodule "libs/wiznet/ioLibrary_Driver"]
+	path = libs/wiznet/ioLibrary_Driver
+	url = https://github.com/Wiznet/ioLibrary_Driver.git

CMakeLists.txt

@@ -9,23 +9,33 @@ project(temp_sensor)
 pico_sdk_init()
 
 add_subdirectory(libs/adafruitGFX/AdafruitGFXPico)
+add_subdirectory(libs/wiznet)
 
-add_executable(temp_sensor_debug
-    src/main.cpp
-    src/max31856.cpp
-)
+# add_executable(temp_sensor_debug
+#     src/main.cpp
+#     src/max31856.cpp
+#     src/w5500_rp.cpp
+# )
 
-target_link_libraries(temp_sensor_debug pico_stdlib hardware_spi AdafruitGFXPico)
-target_compile_options(temp_sensor_debug PRIVATE -Og)
-pico_enable_stdio_usb(temp_sensor_debug 1)
-pico_enable_stdio_uart(temp_sensor_debug 0)
+# target_link_libraries(temp_sensor_debug
+#     pico_stdlib hardware_spi 
+#     AdafruitGFXPico
+#     w5500_driver wiznet_dhcp wiznet_mqtt
+# )
+# target_compile_options(temp_sensor_debug PRIVATE -Og)
+# pico_enable_stdio_usb(temp_sensor_debug 1)
+# pico_enable_stdio_uart(temp_sensor_debug 0)
 
 add_executable(temp_sensor
     src/main.cpp
     src/max31856.cpp
+    src/w5500_rp.cpp
 )
 
-target_link_libraries(temp_sensor pico_stdlib hardware_spi AdafruitGFXPico)
+target_link_libraries(temp_sensor 
+    pico_stdlib hardware_spi 
+    AdafruitGFXPico
+    w5500_driver wiznet_dhcp wiznet_mqtt)
 target_compile_options(temp_sensor PRIVATE -Ofast)
 pico_enable_stdio_usb(temp_sensor 1)
 pico_enable_stdio_uart(temp_sensor 0)

libs/wiznet/CMakeLists.txt

@@ -0,0 +1,21 @@
+
+add_library(w5500_driver
+    ioLibrary_Driver/Ethernet/W5500/w5500.c
+    ioLibrary_Driver/Ethernet/socket.c
+    ioLibrary_Driver/Ethernet/wizchip_conf.c
+)
+target_include_directories(w5500_driver PUBLIC ./ioLibrary_Driver/Ethernet ./ioLibrary_Driver/Ethernet/W5500)
+target_compile_definitions(w5500_driver PUBLIC _WIZCHIP_=5500)
+
+add_library(wiznet_dhcp
+    ioLibrary_Driver/Internet/DHCP/dhcp.c
+)
+target_link_libraries(wiznet_dhcp w5500_driver)
+target_include_directories(wiznet_dhcp PUBLIC ./ioLibrary_Driver/Internet/DHCP)
+
+add_library(wiznet_mqtt
+    ioLibrary_Driver/Internet/MQTT/MQTTClient.c
+    ioLibrary_Driver/Internet/MQTT/mqtt_interface.c
+)
+target_link_libraries(wiznet_mqtt w5500_driver)
+target_include_directories(wiznet_mqtt PUBLIC ./ioLibrary_Driver/Internet/DHCP)

src/config.h

@@ -0,0 +1,20 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+// pin rgb led on Seeed XIAO RP2040
+#define PIN_RGB_R 17
+#define PIN_RGB_G 16
+#define PIN_RGB_B 25
+
+#define PIN_SPI_CLK 2
+#define PIN_SPI_MISO 4
+#define PIN_SPI_MOSI 3
+#define PIN_MAX31856_CS 1
+#define PIN_DISPLAY_CS 0
+#define PIN_DISPLAY_DC 7
+#define PIN_DISPLAY_RST 6
+
+#define PIN_W5500_CS 29
+#define W5500_SPI_DRIVER spi0
+
+#endif

src/main.cpp

@@ -6,20 +6,9 @@
 #include <Adafruit_SPIDevice.h>
 #include <Adafruit_ILI9341.h>
 
+#include "config.h"
 #include "max31856.h"
-
-// pin rgb led on Seeed XIAO RP2040
-#define PIN_RGB_R 17
-#define PIN_RGB_G 16
-#define PIN_RGB_B 25
-
-#define PIN_SPI_CLK 2
-#define PIN_SPI_MISO 4
-#define PIN_SPI_MOSI 3
-#define PIN_MAX31856_CS 1
-#define PIN_DISPLAY_CS 0
-#define PIN_DISPLAY_DC 7
-#define PIN_DISPLAY_RST 6
+#include "w5500_rp.h"
 
 max31856_t temp[2];
 Adafruit_SPIDevice spidev(PIN_DISPLAY_CS, PIN_SPI_CLK, PIN_SPI_MISO, PIN_SPI_MOSI);
@@ -55,16 +44,14 @@ int main() {
   stdio_init_all();
   init_rbg();
 
-  display.begin();
-
   // init temp sensors
   temp[0].pin_cs = PIN_MAX31856_CS;
   max31856_init(&(temp[0]));
+  //temp[1].pin_cs = 5;
+  //max31856_init(&(temp[1]));
   gpio_set_function(PIN_SPI_CLK, GPIO_FUNC_SPI);
   gpio_set_function(PIN_SPI_MOSI, GPIO_FUNC_SPI);
   gpio_set_function(PIN_SPI_MISO, GPIO_FUNC_SPI);
-  // temp[1].pin_cs = 5;
-  //max31856_init(&(temp[1]));
   // config temp sensor 0
   max31856_write8(&(temp[0]), MAX31856_REG_CR0, MAX31856_REG_CR0_CMODE | /*MAX31856_REG_CR0_OCFAULT |*/ MAX31856_REG_CR0_50HZ);
   max31856_write8(&(temp[0]), MAX31856_REG_CR1, MAX31856_REG_CR1_AVGSEL_4 | MAX31856_REG_CR1_TC_TYPE_K);
@@ -72,6 +59,10 @@ int main() {
   //max31856_write8(&(temp[1]), MAX31856_REG_CR0, MAX31856_REG_CR0_CMODE | /*MAX31856_REG_CR0_OCFAULT |*/ MAX31856_REG_CR0_50HZ);
   //max31856_write8(&(temp[1]), MAX31856_REG_CR1, MAX31856_REG_CR1_AVGSEL_1 | MAX31856_REG_CR1_TC_TYPE_K);
 
+  // init ethernet
+  w5500_rp_init();
+
+  display.begin();
   display.fillScreen(SSD1306_BLACK);
   display.setTextColor(SSD1306_WHITE);
   display.setTextSize(2);

src/w5500_rp.cpp

@@ -0,0 +1,40 @@
+
+#include <cstddef>
+#include <cstdint>
+#include <wizchip_conf.h>
+#include "hardware/spi.h"
+#include <pico/stdlib.h>
+
+#include "config.h"
+#include "w5500_rp.h"
+
+void w5500_rp_spi_write_byte(uint8_t byte) {
+    spi_write_blocking(W5500_SPI_DRIVER, &byte, 1);
+}
+uint8_t w5500_rp_spi_read_byte() {
+    uint8_t byte;
+    spi_read_blocking(W5500_SPI_DRIVER, 0, &byte, 1);
+    return byte;
+}
+
+void w5500_rp_spi_write_burst(uint8_t *buffer, uint16_t size) {
+    spi_write_blocking(W5500_SPI_DRIVER, buffer, size);
+}
+void w5500_rp_spi_read_burst(uint8_t *buffer, uint16_t size) {
+    uint8_t byte;
+    spi_read_blocking(W5500_SPI_DRIVER, 0, buffer, size);
+}
+
+void w5500_rp_spi_cs_select() {
+    gpio_put(PIN_W5500_CS, 0);
+}
+void w5500_rp_spi_cs_deselect() {
+    gpio_put(PIN_W5500_CS, 1);
+}
+
+void w5500_rp_init() {
+    reg_wizchip_spi_cbfunc(&w5500_rp_spi_read_byte, &w5500_rp_spi_write_byte);
+    reg_wizchip_spiburst_cbfunc(&w5500_rp_spi_read_burst, &w5500_rp_spi_write_burst);
+    reg_wizchip_cs_cbfunc(w5500_rp_spi_cs_select, w5500_rp_spi_cs_deselect);
+    reg_wizchip_cris_cbfunc(NULL, NULL);
+}

src/w5500_rp.h

@@ -0,0 +1,8 @@
+#ifndef W5500_RP_H
+#define W5500_RP_H
+
+#include "hardware/spi.h"
+
+void w5500_rp_init();
+
+#endif