LailaTheElf/tempMeter
1
0
Fork 0
generated from LailaTheElf/rp2040_c
Code Issues Pull Requests Packages Projects Releases Wiki Activity

better sheduling

Browse Source
This commit is contained in:
Laila van Reenen
2025-12-01 18:39:20 +01:00
parent 34049c9e97
commit b6cc668e2b
3 changed files with 73 additions and 64 deletions
Download Patch File Download Diff File Expand all files Collapse all files

113
src/main.cpp
View File

@@ -5,6 +5,7 @@
#include <Adafruit_SSD1306.h>
#include <Adafruit_SPIDevice.h>
#include <Adafruit_ILI9341.h>
#include <dhcp.h>
#include "config.h"
#include "max31856.h"
@@ -88,59 +89,85 @@ int main() {
};
wizchip_setnetinfo(&netinfo);
rgb_rainbow();
if (!w5500_rp_dhcp()) {
display.fillScreen(SSD1306_BLACK);
display.setCursor(64-24, 32-8);
display.print("fail");
display.display();
sleep_ms(1000);
return 1;
}
w5500_rp_dhcp();
rgb_rainbow();
absolute_time_t time_read_temp = make_timeout_time_ms(0);
absolute_time_t time_read_ip = make_timeout_time_ms(10);
absolute_time_t time_update_display = make_timeout_time_ms(20);
absolute_time_t time_second = make_timeout_time_ms(0);
char cj_str[8] = {0, };
char tc_str[8] = {0, };
char ip[16] = {0, };
while (true)
{
char cj_str[8];
char tc_str[8];
char ip[16];
int64_t time = INT64_MIN;
int64_t time_max = INT64_MIN;
spi_set_format(SPI_MAX31856, SPI_MAX31856_BLOCK_SIZE, SPI_MAX31856_SPO, SPI_MAX31856_SPH, SPI_MAX31856_BIT_ORDER);
sleep_ms(5);
max31856_temp_t cj = max31856_get_cj_temp_c(&temp[0]);
snprintf(&cj_str[0], 8, "%i.%02uC", cj.i, cj.f);
max31856_temp_t tc = max31856_get_tc_temp_c(&temp[0]);
snprintf(&tc_str[0], 8, "%i.%02uC", tc.i, tc.f);
time = absolute_time_diff_us(time_read_temp, get_absolute_time());
time_max = MAX(time, time_max);
if (time >= 0) {
time_read_temp = delayed_by_ms(time_read_temp, 300);
spi_set_format(SPI_MAX31856, SPI_MAX31856_BLOCK_SIZE, SPI_MAX31856_SPO, SPI_MAX31856_SPH, SPI_MAX31856_BIT_ORDER);
max31856_temp_t cj = max31856_get_cj_temp_c(&temp[0]);
snprintf(&cj_str[0], 8, "%i.%02uC", cj.i, cj.f);
max31856_temp_t tc = max31856_get_tc_temp_c(&temp[0]);
snprintf(&tc_str[0], 8, "%i.%02uC", tc.i, tc.f);
netinfo = {
.mac={255, 255, 255, 255, 255, 255},
.ip={255, 255, 255, 255},
.sn={255, 255, 255, 255}, // subnet mask
.gw={255, 255, 255, 255},
.dns={255, 255, 255, 255},
.dhcp=NETINFO_STATIC
};
wizchip_getnetinfo(&netinfo);
w5500_rp_print_netinfo(netinfo);
snprintf(&ip[0], 16, "%u.%u.%u.%u", netinfo.ip[0], netinfo.ip[1], netinfo.ip[2], netinfo.ip[3]);
// printf("CJ temp: %s\n", &cj_str[0]);
// printf("TC temp: %s\n", &tc_str[0]);
}
// printf("CJ temp: %s\n", &cj_str[0]);
// printf("TC temp: %s\n", &tc_str[0]);
time = absolute_time_diff_us(time_read_temp, get_absolute_time());
time_max = MAX(time, time_max);
if (time >= 0) {
time_read_temp = delayed_by_ms(time_read_temp, 300);
netinfo = {
.mac={255, 255, 255, 255, 255, 255},
.ip={255, 255, 255, 255},
.sn={255, 255, 255, 255}, // subnet mask
.gw={255, 255, 255, 255},
.dns={255, 255, 255, 255},
.dhcp=NETINFO_STATIC
};
wizchip_getnetinfo(&netinfo);
// w5500_rp_print_netinfo(netinfo);
snprintf(&ip[0], 16, "%u.%u.%u.%u", netinfo.ip[0], netinfo.ip[1], netinfo.ip[2], netinfo.ip[3]);
}
spi_set_format(spi0, 8, SPI_CPOL_0, SPI_CPHA_0, SPI_MSB_FIRST);
sleep_ms(5);
display.fillScreen(SSD1306_BLACK);
display.setCursor(0, 0);
display.setTextSize(1);
display.println(&ip[0]);
display.setTextSize(2);
display.print("CJ ");
display.println(&cj_str[0]);
display.print("TC ");
display.println(&tc_str[0]);
display.display();
time = absolute_time_diff_us(time_update_display, get_absolute_time());
time_max = MAX(time, time_max);
if (time >= 0) {
time_update_display = delayed_by_ms(time_update_display, 300);
spi_set_format(spi0, 8, SPI_CPOL_0, SPI_CPHA_0, SPI_MSB_FIRST);
display.fillScreen(SSD1306_BLACK);
display.setCursor(0, 0);
display.setTextSize(1);
display.println(&ip[0]);
display.setTextSize(2);
display.print("CJ ");
display.println(&cj_str[0]);
display.print("TC ");
display.println(&tc_str[0]);
display.display();
}
sleep_ms(200);
DHCP_run();
time = absolute_time_diff_us(time_second, get_absolute_time());
time_max = MAX(time, time_max);
if (time >= 0) {
time_second = delayed_by_ms(time_second, 1000);
DHCP_time_handler();
}
if (time_max < -1000) {
sleep_us(-time_max);
} else if (time_max > 100) {
printf("%llius\n", time_max);
}
}
return 0;
}

20
src/w5500_rp.cpp
View File

@@ -31,7 +31,6 @@ void w5500_rp_spi_read_burst(uint8_t *buffer, uint16_t size) {
void w5500_rp_spi_cs_select() {
spi_set_format(W5500_SPI_DRIVER, 8, SPI_CPOL_0, SPI_CPHA_0, SPI_MSB_FIRST);
gpio_put(PIN_W5500_CS, 0);
printf("pling\n");
}
void w5500_rp_spi_cs_deselect() {
gpio_put(PIN_W5500_CS, 1);
@@ -62,24 +61,7 @@ void w5500_rp_dhcp_assigned() {
dhcp_assigned = true;
}
bool w5500_rp_dhcp() {
void w5500_rp_dhcp() {
DHCP_init(1, &dhcp_buffer[0]);
reg_dhcp_cbfunc(NULL, NULL, NULL);
uint64_t second_time = time_us_64() + 1E6;
uint8_t seconds = 0;
while (DHCP_run() != DHCP_IP_LEASED) {
if (second_time > time_us_64()) {
second_time += 1E6;
DHCP_time_handler();
seconds++;
if (seconds > 60) {
DHCP_stop();
return false;
}
}
sleep_ms(100);
}
DHCP_stop();
return true;
}

2
src/w5500_rp.h
View File

@@ -5,6 +5,6 @@
void w5500_rp_init();
void w5500_rp_print_netinfo(wiz_NetInfo netinfo);
bool w5500_rp_dhcp();
void w5500_rp_dhcp();
#endif