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freemodbus: fixed timer config struct not initialized issue (v4.4)

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Michael (XIAO Xufeng)
2021-12-23 17:15:00 +00:00
committed by Xiao Xufeng
parent 03ccbb6690
commit a8ec21707e
2 changed files with 18 additions and 16 deletions
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17
components/freemodbus/port/porttimer.c
View File

@ -57,7 +57,7 @@
#define MB_US50_FREQ (20000) // 20kHz 1/20000 = 50mks #define MB_US50_FREQ (20000) // 20kHz 1/20000 = 50mks
#define MB_DISCR_TIME_US (50) // 50uS = one discreet for timer #define MB_DISCR_TIME_US (50) // 50uS = one discreet for timer
#define MB_TIMER_PRESCALLER ((TIMER_BASE_CLK / MB_US50_FREQ) - 1); #define MB_TIMER_PRESCALLER ((TIMER_BASE_CLK / MB_US50_FREQ) - 1)
#define MB_TIMER_SCALE (TIMER_BASE_CLK / TIMER_DIVIDER) // convert counter value to seconds #define MB_TIMER_SCALE (TIMER_BASE_CLK / TIMER_DIVIDER) // convert counter value to seconds
#define MB_TIMER_DIVIDER ((TIMER_BASE_CLK / 1000000UL) * MB_DISCR_TIME_US - 1) // divider for 50uS #define MB_TIMER_DIVIDER ((TIMER_BASE_CLK / 1000000UL) * MB_DISCR_TIME_US - 1) // divider for 50uS
#define MB_TIMER_WITH_RELOAD (1) #define MB_TIMER_WITH_RELOAD (1)
@ -84,13 +84,14 @@ BOOL xMBPortTimersInit(USHORT usTim1Timerout50us)
MB_PORT_CHECK((usTim1Timerout50us > 0), FALSE, MB_PORT_CHECK((usTim1Timerout50us > 0), FALSE,
"Modbus timeout discreet is incorrect."); "Modbus timeout discreet is incorrect.");
esp_err_t xErr; esp_err_t xErr;
timer_config_t config; timer_config_t config = {
config.alarm_en = TIMER_ALARM_EN; .alarm_en = TIMER_ALARM_EN,
config.auto_reload = MB_TIMER_WITH_RELOAD; .auto_reload = MB_TIMER_WITH_RELOAD,
config.counter_dir = TIMER_COUNT_UP; .counter_dir = TIMER_COUNT_UP,
config.divider = MB_TIMER_PRESCALLER; .divider = MB_TIMER_PRESCALLER,
config.intr_type = TIMER_INTR_LEVEL; .intr_type = TIMER_INTR_LEVEL,
config.counter_en = TIMER_PAUSE; .counter_en = TIMER_PAUSE,
};
// Configure timer // Configure timer
xErr = timer_init(usTimerGroupIndex, usTimerIndex, &config); xErr = timer_init(usTimerGroupIndex, usTimerIndex, &config);
MB_PORT_CHECK((xErr == ESP_OK), FALSE, MB_PORT_CHECK((xErr == ESP_OK), FALSE,

17
components/freemodbus/port/porttimer_m.c
View File

@ -53,7 +53,7 @@
#define MB_US50_FREQ (20000) // 20kHz 1/20000 = 50mks #define MB_US50_FREQ (20000) // 20kHz 1/20000 = 50mks
#define MB_TICK_TIME_US (50) // 50uS = one tick for timer #define MB_TICK_TIME_US (50) // 50uS = one tick for timer
#define MB_TIMER_PRESCALLER ((TIMER_BASE_CLK / MB_US50_FREQ) - 1); #define MB_TIMER_PRESCALLER ((TIMER_BASE_CLK / MB_US50_FREQ) - 1)
#define MB_TIMER_SCALE (TIMER_BASE_CLK / TIMER_DIVIDER) #define MB_TIMER_SCALE (TIMER_BASE_CLK / TIMER_DIVIDER)
#define MB_TIMER_DIVIDER ((TIMER_BASE_CLK / 1000000UL) * MB_TICK_TIME_US - 1) // divider for 50uS #define MB_TIMER_DIVIDER ((TIMER_BASE_CLK / 1000000UL) * MB_TICK_TIME_US - 1) // divider for 50uS
#define MB_TIMER_WITH_RELOAD (1) #define MB_TIMER_WITH_RELOAD (1)
@ -85,13 +85,14 @@ BOOL xMBMasterPortTimersInit(USHORT usTimeOut50us)
// Save timer reload value for Modbus T35 period // Save timer reload value for Modbus T35 period
usT35TimeOut50us = usTimeOut50us; usT35TimeOut50us = usTimeOut50us;
esp_err_t xErr; esp_err_t xErr;
timer_config_t config; timer_config_t config = {
config.alarm_en = TIMER_ALARM_EN; .alarm_en = TIMER_ALARM_EN,
config.auto_reload = MB_TIMER_WITH_RELOAD; .auto_reload = MB_TIMER_WITH_RELOAD,
config.counter_dir = TIMER_COUNT_UP; .counter_dir = TIMER_COUNT_UP,
config.divider = MB_TIMER_PRESCALLER; .divider = MB_TIMER_PRESCALLER,
config.intr_type = TIMER_INTR_LEVEL; .intr_type = TIMER_INTR_LEVEL,
config.counter_en = TIMER_PAUSE; .counter_en = TIMER_PAUSE,
};
// Configure timer // Configure timer
xErr = timer_init(usTimerGroupIndex, usTimerIndex, &config); xErr = timer_init(usTimerGroupIndex, usTimerIndex, &config);
MB_PORT_CHECK((xErr == ESP_OK), FALSE, MB_PORT_CHECK((xErr == ESP_OK), FALSE,