ua1zbe
a1206d6fd4
Features: - VFO mode with direct frequency input - POCSAG decoder (512/1200 baud) with BCH(31,21) correction - Full-screen Spectrum analyzer - FM Radio receiver - RSSI signal indicator overlay - Custom boot splash (UA1ZBE / POCSAG pager / build date) Architecture: - app/mode.c — mode dispatcher (VFO/POCSAG/Spectrum/FM) - app/boot_splash.c — 2-second boot splash - app/pocsag/ — POCSAG decoder + BCH correction - app/display_rssi.c — RSSI indicator - main.c — entry point with custom init - syscalls.c — bare-metal _sbrk stub Build: arm-none-eabi-gcc -Os -flto -Wall -Werror -Wextra Size: 57.9KB Flash / 3.6KB RAM Controls: - 0-9: Direct frequency input (VFO) - SK2: POCSAG mode - SK1: Spectrum analyzer - 0: FM Radio - EXIT: Return to VFO - F/*: Toggle 512/1200 baud (in POCSAG)
79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
/* Copyright (c) 2012 mbed.org */
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#ifndef THREAD_H
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#define THREAD_H
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#include <stdint.h>
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#include "cmsis_os.h"
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#define DEFAULT_STACK_SIZE 0x1000
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namespace rtos {
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/*! The Thread class allow defining, creating, and controlling thread functions in the system. */
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class Thread {
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public:
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/*! Create a new thread, and start it executing the specified function.
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\param task function to be executed by this thread.
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\param argument pointer that is passed to the thread function as start argument. (default: NULL).
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\param priority initial priority of the thread function. (default: osPriorityNormal).
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\param stacksz stack size (in bytes) requirements for the thread function. (default: DEFAULT_STACK_SIZE).
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*/
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Thread(void (*task)(void const *argument),
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void *argument=NULL,
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osPriority priority=osPriorityNormal,
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uint32_t stacksize=DEFAULT_STACK_SIZE);
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/*! Terminate execution of a thread and remove it from Active Threads
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\return status code that indicates the execution status of the function.
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*/
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osStatus terminate();
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/*! Set priority of an active thread
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\param priority new priority value for the thread function.
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\return status code that indicates the execution status of the function.
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*/
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osStatus set_priority(osPriority priority);
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/*! Get priority of an active thread
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\ return current priority value of the thread function.
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*/
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osPriority get_priority();
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/*! Set the specified Signal Flags of an active thread.
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\param signals specifies the signal flags of the thread that should be set.
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\return previous signal flags of the specified thread or 0x80000000 in case of incorrect parameters.
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*/
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int32_t signal_set(int32_t signals);
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/*! Wait for one or more Signal Flags to become signaled for the current RUNNING thread.
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\param signals wait until all specified signal flags set or 0 for any single signal flag.
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\param millisec timeout value or 0 in case of no time-out. (default: osWaitForever).
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\return event flag information or error code.
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*/
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static osEvent signal_wait(int32_t signals, uint32_t millisec=osWaitForever);
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/*! Wait for a specified time period in millisec:
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\param millisec time delay value
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\return status code that indicates the execution status of the function.
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*/
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static osStatus wait(uint32_t millisec);
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/*! Pass control to next thread that is in state READY.
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\return status code that indicates the execution status of the function.
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*/
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static osStatus yield();
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/*! Get the thread id of the current running thread.
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\return thread ID for reference by other functions or NULL in case of error.
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*/
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static osThreadId gettid();
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private:
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osThreadId _tid;
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osThreadDef_t _thread_def;
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};
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}
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#endif
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