ardupilot/libraries/AP_HAL_AVR/examples/Console/Console.pde

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// -*- Mode: C++; c-basic-offset: 8; indent-tabs-mode: nil -*-
//
// Example code for the AP_HAL AVRUARTDriver, based on FastSerial
//
// This code is placed into the public domain.
//
#include <AP_Common.h>
#include <AP_Math.h>
#include <AP_Param.h>
#include <AP_Progmem.h>
#include <AP_HAL.h>
#include <AP_HAL_AVR.h>
#if CONFIG_HAL_BOARD == HAL_BOARD_APM2
const AP_HAL::HAL& hal = AP_HAL_AVR_APM2;
#elif CONFIG_HAL_BOARD == HAL_BOARD_APM1
const AP_HAL::HAL& hal = AP_HAL_AVR_APM1;
#endif
void stream_loopback(AP_HAL::Stream* s, uint32_t time) {
uint32_t end = hal.scheduler->millis() + time;
for(;;) {
if (hal.scheduler->millis() >= end && time != 0) {
return;
}
if (s->available() > 0) {
int c;
c = s->read();
if (-1 != c) {
s->write((uint8_t)c);
}
}
}
}
void stream_console_loopback(AP_HAL::Stream* s, AP_HAL::ConsoleDriver* c,
uint32_t time) {
uint32_t end = hal.scheduler->millis() + time;
for(;;) {
if (hal.scheduler->millis() >= end && time != 0) {
return;
}
/* Read the uart, write to the console backend. */
if (s->available() > 0) {
int b;
b = s->read();
if (-1 != b) {
uint8_t tmp[1];
tmp[0] = (uint8_t) b;
c->backend_write(tmp, 1);
}
}
/* Loop back the console upon itself. */
{
int b;
b = c->read();
if (-1 != b) {
c->write((uint8_t)b);
}
}
/* Read the console backend, print to the uart. */
{
uint8_t tmp[1];
int readback = c->backend_read(tmp, 1);
if (readback > 0) {
s->write(tmp[0]);
}
}
}
}
void setup(void)
{
//
// Test printing things
//
hal.console->print("test");
hal.console->println(" begin");
hal.console->println(1000);
hal.console->println(1000, 8);
hal.console->println(1000, 10);
hal.console->println(1000, 16);
hal.console->println_P(PSTR("progmem"));
hal.console->printf("printf %d %u %#x %p %f %S\n", -1000, 1000, 1000, 1000, 1.2345, PSTR("progmem"));
hal.console->printf_P(PSTR("printf_P %d %u %#x %p %f %S\n"), -1000, 1000, 1000, 1000, 1.2345, PSTR("progmem"));
hal.console->println("loopback for 10sec:");
stream_loopback(hal.console, 10000);
hal.console->println("loopback done");
hal.console->println("opening backend:");
hal.console->backend_open();
const char hello[] = "hello world\r\n";
hal.console->backend_write((const uint8_t*)hello, strlen(hello));
hal.console->println("loopback for 10sec:");
stream_console_loopback(hal.console, hal.console, 10000);
hal.console->println("loopback done");
hal.console->backend_close();
hal.console->println("closed backend.");
hal.console->println("done.");
for(;;);
}
void loop(void){}
AP_HAL_MAIN();