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Fix tolerance definition in ticker tests.

pull/7009/head
Przemyslaw Stekiel 2018-05-25 15:22:08 +02:00 committed by Bartek Szatkowski
parent e1fc81dc41
commit 500be1fbac
2 changed files with 7 additions and 16 deletions
TESTS/mbed_drivers
lp_timer
timer

17
TESTS/mbed_drivers/lp_timer/main.cpp
View File

@ -46,23 +46,14 @@ extern uint32_t SystemCoreClock;
* 1000 ms delay: tolerance = 50500 us
*
* */
#define DELTA_US(delay_ms) (500 + delay_ms * US_PER_MSEC / 20)
#define DELTA_MS(delay_ms) (1 + (delay_ms * US_PER_MSEC / 20 / US_PER_MSEC))
#define DELTA_S(delay_ms) (0.000500f + (((float)delay_ms) / MSEC_PER_SEC / 20))
#define US_PER_SEC 1000000
#define US_PER_MSEC 1000
#define TOLERANCE_FACTOR 80000.0f
#define US_FACTOR 1000000.0f
#define CLOCK_MAX 130000000
#define MSEC_PER_SEC 1000
static const int delta_sys_clk_us = (SystemCoreClock < CLOCK_MAX? ((int) (TOLERANCE_FACTOR / (float) SystemCoreClock * US_FACTOR)):((int) (TOLERANCE_FACTOR / (float) CLOCK_MAX * US_FACTOR)));
/* When test performs time measurement using Timer in sequence, then measurement error accumulates
* in the successive attempts. */
#define DELTA_US(i) (delta_sys_clk_us * i)
#define DELTA_S(i) ((float)delta_sys_clk_us * i / US_PER_SEC)
#define DELTA_MS(i) (1 + ( (i * delta_sys_clk_us) / US_PER_MSEC))
#define DELTA_US(delay_ms) (500 + (delay_ms) * US_PER_MSEC / 20)
#define DELTA_MS(delay_ms) (1 + ((delay_ms) * US_PER_MSEC / 20 / US_PER_MSEC))
#define DELTA_S(delay_ms) (0.000500f + (((float)(delay_ms)) / MSEC_PER_SEC / 20))
/* This test verifies if low power timer is stopped after
* creation.

6
TESTS/mbed_drivers/timer/main.cpp
View File

@ -45,9 +45,9 @@ extern uint32_t SystemCoreClock;
* 1000 ms delay: tolerance = 20500 us
*
* */
#define DELTA_US(delay_ms) (500 + delay_ms * US_PER_MSEC / 50)
#define DELTA_MS(delay_ms) (1 + (delay_ms * US_PER_MSEC / 50 / US_PER_MSEC))
#define DELTA_S(delay_ms) (0.000500f + (((float)delay_ms) / MSEC_PER_SEC / 50))
#define DELTA_US(delay_ms) (500 + (delay_ms) * US_PER_MSEC / 50)
#define DELTA_MS(delay_ms) (1 + ((delay_ms) * US_PER_MSEC / 50 / US_PER_MSEC))
#define DELTA_S(delay_ms) (0.000500f + (((float)(delay_ms)) / MSEC_PER_SEC / 50))
#define TICKER_FREQ_1MHZ 1000000
#define TICKER_BITS 32