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Tweak STM watchdog implementation 

Change the calculation method of rl so it is rounded up.
pull/11178/head
int_szyk 2019-08-14 12:46:58 +02:00
parent 0a73eda9d4
commit df43350f28
1 changed files with 1 additions and 1 deletions
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2
targets/TARGET_STM/watchdog_api.c
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@ -39,7 +39,7 @@
// Convert Prescaler_divider bits (PR) of Prescaler_register (IWDG_PR) and a timeout value [ms]
// to Watchdog_counter_reload_value bits (RL) of Reload_register (IWDG_RLR)
#define PR_TIMEOUT_MS2RL(PR_BITS, TIMEOUT_MS) \
((TIMEOUT_MS) * (LSI_VALUE) / (PR2PRESCALER_DIV(PR_BITS)) / 1000UL)
(((TIMEOUT_MS) * (LSI_VALUE) / (PR2PRESCALER_DIV(PR_BITS)) + 999UL) / 1000UL)
#define MAX_TIMEOUT_MS_UINT64 PR_RL2UINT64_TIMEOUT_MS(MAX_IWDG_PR, MAX_IWDG_RL)
#if (MAX_TIMEOUT_MS_UINT64 > UINT32_MAX)