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espressif_tinyusb
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better fix for #72 millis overthrow

This commit is contained in:
hathach 2019-05-21 13:31:02 +07:00
parent 73c7db38f7
commit ce6976f400
5 changed files with 7 additions and 21 deletions
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4
examples/device/cdc_msc_hid/src/main.c
View File

@ -177,7 +177,7 @@ void hid_task(void)
const uint32_t interval_ms = 10;
static uint32_t start_ms = 0;
if ( board_millis() < start_ms + interval_ms) return; // not enough time
if ( board_millis() - start_ms < interval_ms) return; // not enough time
start_ms += interval_ms;
uint32_t const btn = board_button_read();
@ -264,7 +264,7 @@ void led_blinking_task(void)
static bool led_state = false;
// Blink every 1000 ms
if ( board_millis() < start_ms + blink_interval_ms) return; // not enough time
if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
start_ms += blink_interval_ms;
board_led_write(led_state);

2
examples/device/hid_generic_inout/src/main.c
View File

@ -146,7 +146,7 @@ void led_blinking_task(void)
static bool led_state = false;
// Blink every 1000 ms
if ( board_millis() < start_ms + blink_interval_ms) return; // not enough time
if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
start_ms += blink_interval_ms;
board_led_write(led_state);

2
examples/device/msc_dual_lun/src/main.c
View File

@ -107,7 +107,7 @@ void led_blinking_task(void)
static bool led_state = false;
// Blink every 1000 ms
if ( board_millis() < start_ms + blink_interval_ms) return; // not enough time
if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time
start_ms += blink_interval_ms;
board_led_write(led_state);

2
examples/host/cdc_msc_hid/src/main.c
View File

@ -170,7 +170,7 @@ void led_blinking_task(void)
static bool led_state = false;
// Blink every 1000 ms
if ( board_millis() < start_ms + interval_ms) return; // not enough time
if ( board_millis() - start_ms < interval_ms) return; // not enough time
start_ms += interval_ms;
board_led_write(led_state);

18
hw/bsp/board.h
View File

@ -97,22 +97,8 @@ static inline void board_led_off(void)
static inline void board_delay(uint32_t ms)
{
if ( ms == 0 ) return;
uint64_t end_ms = (uint64_t) board_millis();
end_ms += ms;
// about to overflows
if (end_ms > UINT32_MAX)
{
// first wait for overflow occurs since "ms" is small enough
while( board_millis() > ms ) {}
// then adjust end time
end_ms -= UINT32_MAX;
}
while( board_millis() < end_ms ) {}
uint32_t start_ms = board_millis();
while( board_millis() - start_ms < ms) {}
}
static inline int8_t board_uart_getchar(void)