aixiao/Danger-alarm
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 1 Wiki Activity

initial

Browse Source
This commit is contained in:
aixiao
2024-06-03 16:27:41 +08:00
commit b7ab42dd94
625 changed files with 214806 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
SOFTWARE-FreeRTOS/Source/DTH11.cpp Normal file
View File

@@ -0,0 +1,70 @@
#include "DTH11.hpp"
typedef struct {
float humidity;
float temp_celsius;
} dht_reading;
void read_from_dht(dht_reading * result, int DHT_PIN)
{
int data[5] = { 0, 0, 0, 0, 0 };
uint last = 1;
uint j = 0;
gpio_set_dir(DHT_PIN, GPIO_OUT);
gpio_put(DHT_PIN, 0);
sleep_ms(20);
gpio_set_dir(DHT_PIN, GPIO_IN);
for (uint i = 0; i < MAX_TIMINGS; i++) {
uint count = 0;
while (gpio_get(DHT_PIN) == last) {
count++;
sleep_us(1);
if (count == 255)
break;
}
last = gpio_get(DHT_PIN);
if (count == 255)
break;
if ((i >= 4) && (i % 2 == 0)) {
data[j / 8] <<= 1;
if (count > 16)
data[j / 8] |= 1;
j++;
}
}
if ((j >= 40) && (data[4] == ((data[0] + data[1] + data[2] + data[3]) & 0xFF))) {
result->humidity = (float)((data[0] << 8) + data[1]) / 10;
if (result->humidity > 100) {
result->humidity = data[0];
}
result->temp_celsius = (float)(((data[2] & 0x7F) << 8) + data[3]) / 10;
if (result->temp_celsius > 125) {
result->temp_celsius = data[2];
}
if (data[2] & 0x80) {
result->temp_celsius = -result->temp_celsius;
}
} else {
printf("Bad data\n");
}
}
int DTH11_(int DHT_PIN)
{
stdio_init_all();
gpio_init(DHT_PIN);
dht_reading reading;
read_from_dht(&reading, DHT_PIN);
float fahrenheit = (reading.temp_celsius * 9 / 5) + 32;
printf("Humidity = %.1f%%, Temperature = %.1fC (%.1fF)\n", reading.humidity, reading.temp_celsius, fahrenheit);
sleep_ms(2000);
return 0;
}

11
SOFTWARE-FreeRTOS/Source/DTH11.hpp Normal file
View File

@@ -0,0 +1,11 @@
#ifndef DTH11_H
#define DTH11_H
#include <stdio.h>
#include <math.h>
#include "pico/stdlib.h"
#include "hardware/gpio.h"
const uint MAX_TIMINGS = 85;
#endif

137
SOFTWARE-FreeRTOS/Source/FreeRTOSConfig.h Normal file
View File

@@ -0,0 +1,137 @@
/*
* FreeRTOS V202212.00
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* https://www.FreeRTOS.org
* https://github.com/FreeRTOS
*
*/
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H
/*-----------------------------------------------------------
* Application specific definitions.
*
* These definitions should be adjusted for your particular hardware and
* application requirements.
*
* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
*
* See http://www.freertos.org/a00110.html
*----------------------------------------------------------*/
/* Scheduler Related */
#define configUSE_PREEMPTION 1
#define configUSE_TICKLESS_IDLE 0
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 1
#define configTICK_RATE_HZ ( ( TickType_t ) 1000 )
#define configMAX_PRIORITIES 32
#define configMINIMAL_STACK_SIZE ( configSTACK_DEPTH_TYPE ) 256
#define configUSE_16_BIT_TICKS 0
#define configIDLE_SHOULD_YIELD 1
/* Synchronization Related */
#define configUSE_MUTEXES 1
#define configUSE_RECURSIVE_MUTEXES 1
#define configUSE_APPLICATION_TASK_TAG 0
#define configUSE_COUNTING_SEMAPHORES 1
#define configQUEUE_REGISTRY_SIZE 8
#define configUSE_QUEUE_SETS 1
#define configUSE_TIME_SLICING 1
#define configUSE_NEWLIB_REENTRANT 0
#define configENABLE_BACKWARD_COMPATIBILITY 0
#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 5
/* System */
#define configSTACK_DEPTH_TYPE uint32_t
#define configMESSAGE_BUFFER_LENGTH_TYPE size_t
/* Memory allocation related definitions. */
#define configSUPPORT_STATIC_ALLOCATION 0
#define configSUPPORT_DYNAMIC_ALLOCATION 1
#define configTOTAL_HEAP_SIZE (128*1024)
#define configAPPLICATION_ALLOCATED_HEAP 0
/* Hook function related definitions. */
#define configCHECK_FOR_STACK_OVERFLOW 2
#define configUSE_MALLOC_FAILED_HOOK 1
#define configUSE_DAEMON_TASK_STARTUP_HOOK 0
/* Run time and task stats gathering related definitions. */
#define configGENERATE_RUN_TIME_STATS 0
#define configUSE_TRACE_FACILITY 1
#define configUSE_STATS_FORMATTING_FUNCTIONS 0
/* Co-routine related definitions. */
#define configUSE_CO_ROUTINES 0
#define configMAX_CO_ROUTINE_PRIORITIES 1
/* Software timer related definitions. */
#define configUSE_TIMERS 1
#define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
#define configTIMER_QUEUE_LENGTH 10
#define configTIMER_TASK_STACK_DEPTH 1024
/* Interrupt nesting behaviour configuration. */
/*
#define configKERNEL_INTERRUPT_PRIORITY [dependent of processor]
#define configMAX_SYSCALL_INTERRUPT_PRIORITY [dependent on processor and application]
#define configMAX_API_CALL_INTERRUPT_PRIORITY [dependent on processor and application]
*/
/* SMP port only */
#define configNUMBER_OF_CORES 1
#define configTICK_CORE 0
#define configRUN_MULTIPLE_PRIORITIES 0
/* RP2040 specific */
#define configSUPPORT_PICO_SYNC_INTEROP 1
#define configSUPPORT_PICO_TIME_INTEROP 1
#include <assert.h>
/* Define to trap errors during development. */
#define configASSERT(x) assert(x)
/* Set the following definitions to 1 to include the API function, or zero
to exclude the API function. */
#define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_vTaskDelay 1
#define INCLUDE_xTaskGetSchedulerState 1
#define INCLUDE_xTaskGetCurrentTaskHandle 1
#define INCLUDE_uxTaskGetStackHighWaterMark 1
#define INCLUDE_xTaskGetIdleTaskHandle 1
#define INCLUDE_eTaskGetState 1
#define INCLUDE_xTimerPendFunctionCall 1
#define INCLUDE_xTaskAbortDelay 1
#define INCLUDE_xTaskGetHandle 1
#define INCLUDE_xTaskResumeFromISR 1
#define INCLUDE_xQueueGetMutexHolder 1
/* A header file that defines trace macro can be included here. */
#endif /* FREERTOS_CONFIG_H */

20
SOFTWARE-FreeRTOS/Source/HC-12.cpp Normal file
View File

@@ -0,0 +1,20 @@
#include "HC-12.hpp"
void _HC_12_INIT()
{
uint tx_offset = pio_add_program(pio1, &uart_tx_program);
uart_tx_program_init(HC_12_PIO, HC_12_PIO_SM_TX, tx_offset, HC_12_PIO_TX_PIN, HC_12_PIO_SERIAL_BAUD);
uint rx_offset = pio_add_program(pio1, &uart_rx_program);
uart_rx_program_init(HC_12_PIO, HC_12_PIO_SM_RX, rx_offset, HC_12_PIO_RX_PIN, HC_12_PIO_SERIAL_BAUD);
return;
}
void _HC_12(const char *string)
{
uart_tx_program_puts(HC_12_PIO, HC_12_PIO_SM_TX, string);
sleep_ms(100);
return;
}

19
SOFTWARE-FreeRTOS/Source/HC-12.hpp Normal file
View File

@@ -0,0 +1,19 @@
#ifndef HC_12_H
#define HC_12_H
#include "pico/stdlib.h"
#include "hardware/pio.h"
#include "uart_tx.pio.h"
#include "uart_rx.pio.h"
#define HC_12_PIO pio1
#define HC_12_PIO_TX_PIN 16 // 接 HC-12 RX
#define HC_12_PIO_RX_PIN 15 // 接 HC-12 TX
#define HC_12_PIO_SM_TX 0
#define HC_12_PIO_SM_RX 1
#define HC_12_PIO_SERIAL_BAUD 9600
extern void _HC_12_INIT();
extern void _HC_12(const char *string);
#endif

171
SOFTWARE-FreeRTOS/Source/ZC13.cpp Normal file
View File

@@ -0,0 +1,171 @@
#include "ZC13.hpp"
#include "common.h"
int ZC13_INIT()
{
uint tx_offset = pio_add_program(ZC13_PIO, &uart_tx_program);
uart_tx_program_init(ZC13_PIO, ZC13_PIO_SM_TX, tx_offset, ZC13_PIO_TX_PIN, ZC13_PIO_SERIAL_BAUD);
uint rx_offset = pio_add_program(ZC13_PIO, &uart_rx_program);
uart_rx_program_init(ZC13_PIO, ZC13_PIO_SM_RX, rx_offset, ZC13_PIO_RX_PIN, ZC13_PIO_SERIAL_BAUD);
return 0;
}
int ZC13_PIO_UART_TX_DATA(PIO pio, uint sm, uint8_t *DATA, int DATA_LEN) {
for (int i = 0; i < DATA_LEN; i++) {
uart_tx_program_putc(pio, sm, DATA[i]);
sleep_ms(3);
}
return 0;
}
int ZC13_PIO_UART_RX_DATA(PIO pio, uint sm, uint8_t *DATA, int DATA_LEN) {
char c = '\0';
int received_count = 0;
int timeout_ms = 100; // 设置较长的超时时间
while (received_count < DATA_LEN && timeout_ms > 0) {
if (uart_rx_program_available(pio, sm)) {
c = uart_rx_program_getc(pio, sm);
DATA[received_count++] = c;
printf("0x%X ", c);
if (c == '\n') {
// 接收到换行符，停止接收数据
break;
}
} else {
// 没有接收到数据，继续等待
sleep_ms(1);
timeout_ms--;
}
}
if (received_count == 0) {
// 没有接收到有效数据，可以进行相应的处理
return -1;
}
return received_count;
}
int ZC13(const char *model)
{
uint8_t CH4_DATA[270] = { 0 };
int CH4_DATA_LEN = 0;
// 发送指令
uint8_t CH4_CMD[9] = { 0xFF, 0x01, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x79 };
ZC13_PIO_UART_TX_DATA(ZC13_PIO, ZC13_PIO_SM_TX, CH4_CMD, sizeof(CH4_CMD));
sleep_ms(200);
// 接收指令
CH4_DATA_LEN = ZC13_PIO_UART_RX_DATA(ZC13_PIO, ZC13_PIO_SM_RX, CH4_DATA, 9);
printf("\n");
printf("%d\n", CH4_DATA_LEN);
uint8_t highByte = CH4_DATA[2]; // 假设这是气体浓度高位字节
uint8_t lowByte = CH4_DATA[3]; // 假设这是气体浓度高位字节
// 判断最高位是否为 1
if (highByte & 0x80) {
// 最高位是 1，表示传感器故障
printf("CH4 sensor malfunction!\n");
} else {
if (CH4_DATA[1] == 0X86) {
if ( 0 == strcasecmp(model, "ZC05")) {
// 计算气体浓度值
uint16_t gasConcentration = (highByte & 0x3F) * 256 + lowByte;
// 输出气体浓度值
printf("CH4 Concentration: %uppm\n", gasConcentration);
return gasConcentration;
}
if ( 0 == strcasecmp(model, "ZC13")) {
// 计算气体浓度值
uint16_t gasConcentration = (highByte & 0x1F) * 256 + lowByte;
// 输出气体浓度值
printf("CH4 Concentration: %uppm\n", gasConcentration);
return gasConcentration;
}
}
}
return -1;
}
/*
int ZC13(const char *model)
{
char CH4_DATA[9] = { 0 };
int CH4_DATA_index = 0;
// 发送指令
char CH4_CMD[9] = { 0xFF, 0x01, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x79 };
for (int i = 0; i < 9; i++) {
uart_tx_program_putc(ZC13_PIO, ZC13_PIO_SM_TX, CH4_CMD[i]);
sleep_ms(1);
}
sleep_ms(200);
// 接收数据，直到收到换行符或达到缓冲区大小限制
char c = '\0';
int timeout_ms = 100; // 设置超时时间为100ms
int received_count = 0;
while (received_count < 9 && timeout_ms > 0) {
if (uart_rx_program_available(ZC13_PIO, ZC13_PIO_SM_RX)) {
c = uart_rx_program_getc(ZC13_PIO, ZC13_PIO_SM_RX);
CH4_DATA[CH4_DATA_index++] = c;
received_count++;
timeout_ms = 100; // 重置超时时间
} else {
sleep_ms(1);
timeout_ms--; // 减少超时时间
}
}
// 处理接收到的数据
for (int i = 0; i < 9; i++) {
printf("0x%X ", CH4_DATA[i]);
}
printf("\n");
uint8_t highByte = CH4_DATA[2]; // 假设这是气体浓度高位字节
uint8_t lowByte = CH4_DATA[3]; // 假设这是气体浓度高位字节
// 判断最高位是否为 1
if (highByte & 0x80) {
// 最高位是 1，表示传感器故障
printf("CH4 sensor malfunction!\n");
} else {
if (CH4_DATA[1] == 0X86) {
if ( 0 == strcasecmp(model, "ZC05")) {
// 计算气体浓度值
uint16_t gasConcentration = (highByte & 0x3F) * 256 + lowByte;
// 输出气体浓度值
printf("CH4 Concentration: %uppm\n", gasConcentration);
return gasConcentration;
}
if ( 0 == strcasecmp(model, "ZC13")) {
// 计算气体浓度值
uint16_t gasConcentration = (highByte & 0x1F) * 256 + lowByte;
// 输出气体浓度值
printf("CH4 Concentration: %uppm\n", gasConcentration);
return gasConcentration;
}
}
}
return -1;
}
*/

21
SOFTWARE-FreeRTOS/Source/ZC13.hpp Normal file
View File

@@ -0,0 +1,21 @@
#ifndef ZC13_HPP
#define ZC13_HPP
#include <stdio.h>
#include <strings.h>
#include "pico/stdlib.h"
#include "hardware/pio.h"
#include "uart_tx.pio.h"
#include "uart_rx.pio.h"
#define ZC13_PIO pio0
#define ZC13_PIO_TX_PIN 19 // 接ZC13 4 TX PIN
#define ZC13_PIO_RX_PIN 20 // 接ZC13 5 RX PIN
#define ZC13_PIO_SM_TX 0
#define ZC13_PIO_SM_RX 1
#define ZC13_PIO_SERIAL_BAUD 9600
extern int ZC13_INIT();
extern int ZC13(const char *model);
#endif

81
SOFTWARE-FreeRTOS/Source/common.c Normal file
View File

@@ -0,0 +1,81 @@
#include "common.h"
void vApplicationMallocFailedHook(void)
{
/* Called if a call to pvPortMalloc() fails because there is insufficient
free memory available in the FreeRTOS heap. pvPortMalloc() is called
internally by FreeRTOS API functions that create tasks, queues, software
timers, and semaphores. The size of the FreeRTOS heap is set by the
configTOTAL_HEAP_SIZE configuration constant in FreeRTOSConfig.h. */
/* Force an assert. */
configASSERT((volatile void *)NULL);
}
/*-----------------------------------------------------------*/
void vApplicationStackOverflowHook(TaskHandle_t pxTask, char *pcTaskName)
{
(void)pcTaskName;
(void)pxTask;
/* Run time stack overflow checking is performed if
configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook
function is called if a stack overflow is detected. */
/* Force an assert. */
configASSERT((volatile void *)NULL);
}
void vApplicationTickHook(void)
{
#if mainCREATE_SIMPLE_BLINKY_DEMO_ONLY == 0
{
/* The full demo includes a software timer demo/test that requires
prodding periodically from the tick interrupt. */
/*完整的演示包括软件定时器演示/测试，需要
从滴答声中断中周期性地发出提示*/
#if (mainENABLE_TIMER_DEMO == 1)
vTimerPeriodicISRTests();
#endif
/* Call the periodic queue overwrite from ISR demo. */
/*调用ISR演示中的周期性队列覆盖*/
#if (mainENABLE_QUEUE_OVERWRITE == 1)
vQueueOverwritePeriodicISRDemo();
#endif
/* Call the periodic event group from ISR demo. */
/*从ISR演示中调用定期事件组*/
#if (mainENABLE_EVENT_GROUP == 1)
vPeriodicEventGroupsProcessing();
#endif
/* Call the code that uses a mutex from an ISR. */
/*从ISR调用使用互斥的代码*/
#if (mainENABLE_INTERRUPT_SEMAPHORE == 1)
vInterruptSemaphorePeriodicTest();
#endif
/* Call the code that 'gives' a task notification from an ISR. */
/*调用从ISR“发出”任务通知的代码*/
#if (mainENABLE_TASK_NOTIFY == 1)
xNotifyTaskFromISR();
#endif
}
#endif
}
void _printTaskStackHighWaterMark(void)
{
TaskHandle_t currentTask = xTaskGetCurrentTaskHandle();
if (currentTask != NULL)
{
printf("TASK STACK HIGH WATER MARK: %ld\n", uxTaskGetStackHighWaterMark(currentTask));
}
else
{
printf("FAILED TO GET CURRENT TASK HANDLE.\n");
}
}

22
SOFTWARE-FreeRTOS/Source/common.h Normal file
View File

@@ -0,0 +1,22 @@
#ifndef COMMOM_H
#define COMMOM_H
/* Scheduler include files. */
#include "FreeRTOS.h"
#include "task.h"
#include "semphr.h"
#include <stdio.h>
#include "hardware/pio.h"
#define BUILD(fmt...) do { fprintf(stderr,"%s %s ",__DATE__,__TIME__); fprintf(stderr, ##fmt); } while(0)
static inline bool uart_rx_program_available(PIO pio, uint sm)
{
return !pio_sm_is_rx_fifo_empty(pio, sm);
}
extern void _printTaskStackHighWaterMark(void);
#endif

10
SOFTWARE-FreeRTOS/Source/lwipopts.h Normal file
View File

@@ -0,0 +1,10 @@
#ifndef _LWIPOPTS_H
#define _LWIPOPTS_H
// Generally you would define your own explicit list of lwIP options
// (see https://www.nongnu.org/lwip/2_1_x/group__lwip__opts.html)
//
// This example uses a common include to avoid repetition
#include "lwipopts_examples_common.h"
#endif

89
SOFTWARE-FreeRTOS/Source/lwipopts_examples_common.h Normal file
View File

@@ -0,0 +1,89 @@
#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
#define MEM_SIZE 4000
#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__ */

86
SOFTWARE-FreeRTOS/Source/main.c Normal file
View File

@@ -0,0 +1,86 @@
/* Scheduler include files. */
#include "FreeRTOS.h"
#include "task.h"
#include "semphr.h"
/* Standard demo includes. */
#include "TimerDemo.h"
#include "QueueOverwrite.h"
#include "EventGroupsDemo.h"
#include "IntSemTest.h"
#include "TaskNotify.h"
#include "MAIN.h"
#include "lwipopts.h"
#include "common.h"
#ifndef PICO_DEFAULT_LED_PIN
#warning pio/hello_pio example requires a board with a regular LED
#define PICO_DEFAULT_LED_PIN 25
#endif
void Led_Blinky(void *pvParameters)
{
(void)pvParameters;
const uint LED_PIN = PICO_DEFAULT_LED_PIN;
gpio_init(LED_PIN);
gpio_set_dir(LED_PIN, GPIO_OUT);
_printTaskStackHighWaterMark();
while (1) {
vTaskDelay(pdMS_TO_TICKS(500));
gpio_put(LED_PIN, 1);
vTaskDelay(pdMS_TO_TICKS(500));
gpio_put(LED_PIN, 0);
_printTaskStackHighWaterMark();
}
}
void Read_Onboard_Temperature(void *pvParameters)
{
(void)pvParameters;
adc_init();
adc_set_temp_sensor_enabled(true);
adc_select_input(4); // Input 4 is the onboard temperature sensor.
//_printTaskStackHighWaterMark();
while (1) {
const float conversionFactor = 3.3f / (1 << 12);
float adc = (float)adc_read() * conversionFactor;
float tempC = 27.0f - (adc - 0.706f) / 0.001721f;
printf("Onboard temperature %.02f°C %.02f°F\n", tempC, (tempC * 9 / 5 + 32));
//_printTaskStackHighWaterMark();
vTaskDelay(pdMS_TO_TICKS(3000)); // 非阻塞延时
}
}
int main(void)
{
stdio_init_all();
sleep_ms(1000);
//set_sys_clock_khz(250000, true);
BaseType_t xReturned;
TaskHandle_t Led_Blinky_xHandle = NULL;
// 板载LED闪烁
xReturned = xTaskCreate(Led_Blinky, "Blinky task", 512, NULL, tskIDLE_PRIORITY, &Led_Blinky_xHandle);
if (xReturned == errCOULD_NOT_ALLOCATE_REQUIRED_MEMORY)
{
printf("Blinky Task Error!");
}
vTaskStartScheduler();
return 0;
}

17
SOFTWARE-FreeRTOS/Source/main.h Normal file
View File

@@ -0,0 +1,17 @@
#ifndef MAIN_H
#define MAIN_H
#include <stdio.h>
#include <string.h>
#include "pico/stdlib.h"
#include "hardware/gpio.h"
#include "hardware/clocks.h"
#include "hardware/watchdog.h"
#include "pico/multicore.h"
#include "hardware/i2c.h"
#include "pico/binary_info.h"
#include "hardware/uart.h"
#include "hardware/pwm.h"
#include "hardware/adc.h"
#endif

94
SOFTWARE-FreeRTOS/Source/uart_rx.pio Normal file
View File

@@ -0,0 +1,94 @@
;
; Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
;
; SPDX-License-Identifier: BSD-3-Clause
;
.program uart_rx_mini
; Minimum viable 8n1 UART receiver. Wait for the start bit, then sample 8 bits
; with the correct timing.
; IN pin 0 is mapped to the GPIO used as UART RX.
; Autopush must be enabled, with a threshold of 8.
wait 0 pin 0 ; Wait for start bit
set x, 7 [10] ; Preload bit counter, delay until eye of first data bit
bitloop: ; Loop 8 times
in pins, 1 ; Sample data
jmp x-- bitloop [6] ; Each iteration is 8 cycles
% c-sdk {
#include "hardware/clocks.h"
#include "hardware/gpio.h"
static inline void uart_rx_mini_program_init(PIO pio, uint sm, uint offset, uint pin, uint baud) {
pio_sm_set_consecutive_pindirs(pio, sm, pin, 1, false);
pio_gpio_init(pio, pin);
gpio_pull_up(pin);
pio_sm_config c = uart_rx_mini_program_get_default_config(offset);
sm_config_set_in_pins(&c, pin); // for WAIT, IN
// Shift to right, autopush enabled
sm_config_set_in_shift(&c, true, true, 8);
sm_config_set_fifo_join(&c, PIO_FIFO_JOIN_RX);
// SM transmits 1 bit per 8 execution cycles.
float div = (float)clock_get_hz(clk_sys) / (8 * baud);
sm_config_set_clkdiv(&c, div);
pio_sm_init(pio, sm, offset, &c);
pio_sm_set_enabled(pio, sm, true);
}
%}
.program uart_rx
; Slightly more fleshed-out 8n1 UART receiver which handles framing errors and
; break conditions more gracefully.
; IN pin 0 and JMP pin are both mapped to the GPIO used as UART RX.
start:
wait 0 pin 0 ; Stall until start bit is asserted
set x, 7 [10] ; Preload bit counter, then delay until halfway through
bitloop: ; the first data bit (12 cycles incl wait, set).
in pins, 1 ; Shift data bit into ISR
jmp x-- bitloop [6] ; Loop 8 times, each loop iteration is 8 cycles
jmp pin good_stop ; Check stop bit (should be high)
irq 4 rel ; Either a framing error or a break. Set a sticky flag,
wait 1 pin 0 ; and wait for line to return to idle state.
jmp start ; Don't push data if we didn't see good framing.
good_stop: ; No delay before returning to start; a little slack is
push ; important in case the TX clock is slightly too fast.
% c-sdk {
static inline void uart_rx_program_init(PIO pio, uint sm, uint offset, uint pin, uint baud) {
pio_sm_set_consecutive_pindirs(pio, sm, pin, 1, false);
pio_gpio_init(pio, pin);
gpio_pull_up(pin);
pio_sm_config c = uart_rx_program_get_default_config(offset);
sm_config_set_in_pins(&c, pin); // for WAIT, IN
sm_config_set_jmp_pin(&c, pin); // for JMP
// Shift to right, autopush disabled
sm_config_set_in_shift(&c, true, false, 32);
// Deeper FIFO as we're not doing any TX
sm_config_set_fifo_join(&c, PIO_FIFO_JOIN_RX);
// SM transmits 1 bit per 8 execution cycles.
float div = (float)clock_get_hz(clk_sys) / (8 * baud);
sm_config_set_clkdiv(&c, div);
pio_sm_init(pio, sm, offset, &c);
pio_sm_set_enabled(pio, sm, true);
}
static inline char uart_rx_program_getc(PIO pio, uint sm) {
// 8-bit read from the uppermost byte of the FIFO, as data is left-justified
io_rw_8 *rxfifo_shift = (io_rw_8*)&pio->rxf[sm] + 3;
while (pio_sm_is_rx_fifo_empty(pio, sm))
tight_loop_contents();
return (char)*rxfifo_shift;
}
%}

61
SOFTWARE-FreeRTOS/Source/uart_tx.pio Normal file
View File

@@ -0,0 +1,61 @@
;
; Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
;
; SPDX-License-Identifier: BSD-3-Clause
;
.program uart_tx
.side_set 1 opt
; An 8n1 UART transmit program.
; OUT pin 0 and side-set pin 0 are both mapped to UART TX pin.
pull side 1 [7] ; Assert stop bit, or stall with line in idle state
set x, 7 side 0 [7] ; Preload bit counter, assert start bit for 8 clocks
bitloop: ; This loop will run 8 times (8n1 UART)
out pins, 1 ; Shift 1 bit from OSR to the first OUT pin
jmp x-- bitloop [6] ; Each loop iteration is 8 cycles.
% c-sdk {
#include "hardware/clocks.h"
static inline void uart_tx_program_init(PIO pio, uint sm, uint offset, uint pin_tx, uint baud) {
// Tell PIO to initially drive output-high on the selected pin, then map PIO
// onto that pin with the IO muxes.
pio_sm_set_pins_with_mask(pio, sm, 1u << pin_tx, 1u << pin_tx);
pio_sm_set_pindirs_with_mask(pio, sm, 1u << pin_tx, 1u << pin_tx);
pio_gpio_init(pio, pin_tx);
pio_sm_config c = uart_tx_program_get_default_config(offset);
// OUT shifts to right, no autopull
sm_config_set_out_shift(&c, true, false, 32);
// We are mapping both OUT and side-set to the same pin, because sometimes
// we need to assert user data onto the pin (with OUT) and sometimes
// assert constant values (start/stop bit)
sm_config_set_out_pins(&c, pin_tx, 1);
sm_config_set_sideset_pins(&c, pin_tx);
// We only need TX, so get an 8-deep FIFO!
sm_config_set_fifo_join(&c, PIO_FIFO_JOIN_TX);
// SM transmits 1 bit per 8 execution cycles.
float div = (float)clock_get_hz(clk_sys) / (8 * baud);
sm_config_set_clkdiv(&c, div);
pio_sm_init(pio, sm, offset, &c);
pio_sm_set_enabled(pio, sm, true);
}
static inline void uart_tx_program_putc(PIO pio, uint sm, char c) {
pio_sm_put_blocking(pio, sm, (uint32_t)c);
}
static inline void uart_tx_program_puts(PIO pio, uint sm, const char *s) {
while (*s)
uart_tx_program_putc(pio, sm, *s++);
}
%}