Clayton Kimber / Mbed OS Segger_RTT_TEST

Implementation of Segger RTT on nRF52832. There is unneeded code in the defines and main(commented out).

main.cpp@0:ead2f457b1a2, 2019-04-26 (annotated)

Committer:
claytonk
Date:
Fri Apr 26 17:46:21 2019 +0000
Revision:
0:ead2f457b1a2
initial

Who changed what in which revision?

UserRevisionLine numberNew contents of line
claytonk 0:ead2f457b1a2 1 /* mbed Microcontroller Library
claytonk 0:ead2f457b1a2 2 * Copyright (c) 2018 ARM Limited
claytonk 0:ead2f457b1a2 3 * SPDX-License-Identifier: Apache-2.0
claytonk 0:ead2f457b1a2 4 */
claytonk 0:ead2f457b1a2 5
claytonk 0:ead2f457b1a2 6 #define NRF_LOG_BACKEND_SERIAL_USES_RTT 1
claytonk 0:ead2f457b1a2 7 #define NRF_MODULE_ENABLED 1
claytonk 0:ead2f457b1a2 8 #define NRF_LOG_BACKEND_RTT 1
claytonk 0:ead2f457b1a2 9 #define NRF_LOG_USES_RTT 1
claytonk 0:ead2f457b1a2 10 #define NRF_LOG_USES_COLORS 1
claytonk 0:ead2f457b1a2 11 #define NRF_LOG_ENABLED 1
claytonk 0:ead2f457b1a2 12 #define TWIS_CONFIG_LOG_ENABLED 1
claytonk 0:ead2f457b1a2 13 #define TWI_CONFIG_LOG_ENABLED 1
claytonk 0:ead2f457b1a2 14 #include "retarget_segger_rtt.h"
claytonk 0:ead2f457b1a2 15 #include "mbed.h"
claytonk 0:ead2f457b1a2 16 #include "stats_report.h"
claytonk 0:ead2f457b1a2 17
claytonk 0:ead2f457b1a2 18 #define ledRed_pin p12
claytonk 0:ead2f457b1a2 19
claytonk 0:ead2f457b1a2 20 DigitalOut led1(ledRed_pin);
claytonk 0:ead2f457b1a2 21
claytonk 0:ead2f457b1a2 22 #define SLEEP_TIME 500 // (msec)
claytonk 0:ead2f457b1a2 23 #define PRINT_AFTER_N_LOOPS 20
claytonk 0:ead2f457b1a2 24
claytonk 0:ead2f457b1a2 25 // main() runs in its own thread in the OS
claytonk 0:ead2f457b1a2 26 int main()
claytonk 0:ead2f457b1a2 27 {
claytonk 0:ead2f457b1a2 28 // Unneeded stuff
claytonk 0:ead2f457b1a2 29 // SEGGER_RTT_Init();
claytonk 0:ead2f457b1a2 30 // NRF_LOG_INIT();
claytonk 0:ead2f457b1a2 31 // segger.write(buffer,2);
claytonk 0:ead2f457b1a2 32
claytonk 0:ead2f457b1a2 33 SystemReport sys_state( SLEEP_TIME * PRINT_AFTER_N_LOOPS /* Loop delay time in ms */);
claytonk 0:ead2f457b1a2 34
claytonk 0:ead2f457b1a2 35 int count = 0;
claytonk 0:ead2f457b1a2 36 while (true) {
claytonk 0:ead2f457b1a2 37 // Blink LED and wait 0.5 seconds
claytonk 0:ead2f457b1a2 38 led1 = !led1;
claytonk 0:ead2f457b1a2 39 wait_ms(SLEEP_TIME);
claytonk 0:ead2f457b1a2 40 // can use printf, but it gets stored in a buffer somewhere and isn't immediate
claytonk 0:ead2f457b1a2 41 printf("led");
claytonk 0:ead2f457b1a2 42
claytonk 0:ead2f457b1a2 43 // USE SEGGER_RTT_WriteString
claytonk 0:ead2f457b1a2 44 // Very fast
claytonk 0:ead2f457b1a2 45 SEGGER_RTT_WriteString(0, "Hello World from SEGGER!\r\n");
claytonk 0:ead2f457b1a2 46
claytonk 0:ead2f457b1a2 47 // NOT NEEDED, but could be usefull
claytonk 0:ead2f457b1a2 48 if ((0 == count) || (PRINT_AFTER_N_LOOPS == count)) {
claytonk 0:ead2f457b1a2 49 // Following the main thread wait, report on the current system status
claytonk 0:ead2f457b1a2 50 sys_state.report_state();
claytonk 0:ead2f457b1a2 51 count = 0;
claytonk 0:ead2f457b1a2 52 }
claytonk 0:ead2f457b1a2 53 ++count;
claytonk 0:ead2f457b1a2 54
claytonk 0:ead2f457b1a2 55 }
claytonk 0:ead2f457b1a2 56 }