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stmhal: Improve RTC class; make fatfs use RTC for time stamping files.

pull/512/head
Damien George 2014-04-19 02:17:30 +01:00
rodzic ed5117f6a8
commit 6e44381cce
5 zmienionych plików z 110 dodań i 41 usunięć
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25
stmhal/diskio.c
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@ -9,11 +9,19 @@
#include <stdint.h>
#include <stdio.h>
#include "ff.h" /* FatFs lower layer API */
#include "diskio.h" /* FatFs lower layer API */
#include "stm32f4xx_hal.h"
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
#include "systick.h"
#include "rtc.h"
#include "storage.h"
#include "sdcard.h"
#include "ff.h" /* FatFs lower layer API */
#include "diskio.h" /* FatFs lower layer API */
const PARTITION VolToPart[] = {
{0, 1}, // Logical drive 0 ==> Physical drive 0, 1st partition
@ -190,12 +198,9 @@ DWORD get_fattime (
void
)
{
// TODO replace with call to RTC
int year = 2013;
int month = 10;
int day = 12;
int hour = 21;
int minute = 42;
int second = 13;
return ((year - 1980) << 25) | ((month) << 21) | ((day) << 16) | ((hour) << 11) | ((minute) << 5) | (second / 2);
RTC_TimeTypeDef time;
RTC_DateTypeDef date;
HAL_RTC_GetTime(&RTCHandle, &time, FORMAT_BIN);
HAL_RTC_GetDate(&RTCHandle, &date, FORMAT_BIN);
return ((2000 + date.Year - 1980) << 25) | ((date.Month) << 21) | ((date.Date) << 16) | ((time.Hours) << 11) | ((time.Minutes) << 5) | (time.Seconds / 2);
}

3
stmhal/modpyb.c
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@ -268,8 +268,7 @@ STATIC const mp_map_elem_t pyb_module_globals_table[] = {
#endif
#if MICROPY_HW_ENABLE_RTC
{ MP_OBJ_NEW_QSTR(MP_QSTR_time), (mp_obj_t)&pyb_rtc_read_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_rtc_info), (mp_obj_t)&pyb_rtc_info_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_RTC), (mp_obj_t)&pyb_rtc_type },
#endif
{ MP_OBJ_NEW_QSTR(MP_QSTR_Pin), (mp_obj_t)&pin_type },

6
stmhal/qstrdefsport.h
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@ -39,9 +39,13 @@ Q(FileIO)
// Entries for sys.path
Q(0:/)
Q(0:/lib)
Q(rtc_info)
Q(millis)
// for RTC class
Q(RTC)
Q(info)
Q(datetime)
// for Pin class
Q(Pin)
Q(PinAF)

111
stmhal/rtc.c
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@ -1,16 +1,16 @@
#include <stdio.h>
#include "stm32f4xx_hal.h"
#include "stm32f4xx_hal_rtc.h"
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
#include "systick.h"
#include "runtime.h"
//#include "systick.h"
#include "rtc.h"
static RTC_HandleTypeDef RtcHandle;
RTC_HandleTypeDef RTCHandle;
static machine_uint_t rtc_info;
#define RTC_INFO_USE_EXISTING (0)
@ -125,7 +125,7 @@ static void RTC_CalendarConfig(void);
void rtc_init(void) {
/*##-1- Configure the RTC peripheral #######################################*/
RtcHandle.Instance = RTC;
RTCHandle.Instance = RTC;
/* Configure RTC prescaler and RTC data registers */
/* RTC configured as follow:
@ -135,16 +135,16 @@ void rtc_init(void) {
- OutPut = Output Disable
- OutPutPolarity = High Polarity
- OutPutType = Open Drain */
RtcHandle.Init.HourFormat = RTC_HOURFORMAT_24;
RtcHandle.Init.AsynchPrediv = RTC_ASYNCH_PREDIV;
RtcHandle.Init.SynchPrediv = RTC_SYNCH_PREDIV;
RtcHandle.Init.OutPut = RTC_OUTPUT_DISABLE;
RtcHandle.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
RtcHandle.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
RTCHandle.Init.HourFormat = RTC_HOURFORMAT_24;
RTCHandle.Init.AsynchPrediv = RTC_ASYNCH_PREDIV;
RTCHandle.Init.SynchPrediv = RTC_SYNCH_PREDIV;
RTCHandle.Init.OutPut = RTC_OUTPUT_DISABLE;
RTCHandle.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
RTCHandle.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
machine_uint_t tick = HAL_GetTick();
if(HAL_RTC_Init(&RtcHandle) != HAL_OK)
if(HAL_RTC_Init(&RTCHandle) != HAL_OK)
{
/* Initialization Error */
//Error_Handler();
@ -156,7 +156,7 @@ void rtc_init(void) {
/*##-2- Check if Data stored in BackUp register0: No Need to reconfigure RTC#*/
/* Read the Back Up Register 0 Data */
if(HAL_RTCEx_BKUPRead(&RtcHandle, RTC_BKP_DR0) != 0x32F2)
if(HAL_RTCEx_BKUPRead(&RTCHandle, RTC_BKP_DR0) != 0x32F2)
{
/* Configure RTC Calendar */
RTC_CalendarConfig();
@ -193,7 +193,7 @@ static void RTC_CalendarConfig(void)
sdatestructure.Date = 0x18;
sdatestructure.WeekDay = RTC_WEEKDAY_TUESDAY;
if(HAL_RTC_SetDate(&RtcHandle,&sdatestructure,FORMAT_BCD) != HAL_OK)
if(HAL_RTC_SetDate(&RTCHandle,&sdatestructure,FORMAT_BCD) != HAL_OK)
{
/* Initialization Error */
//Error_Handler();
@ -209,7 +209,7 @@ static void RTC_CalendarConfig(void)
stimestructure.DayLightSaving = RTC_DAYLIGHTSAVING_NONE ;
stimestructure.StoreOperation = RTC_STOREOPERATION_RESET;
if(HAL_RTC_SetTime(&RtcHandle,&stimestructure,FORMAT_BCD) != HAL_OK)
if(HAL_RTC_SetTime(&RTCHandle,&stimestructure,FORMAT_BCD) != HAL_OK)
{
/* Initialization Error */
//Error_Handler();
@ -217,25 +217,86 @@ static void RTC_CalendarConfig(void)
}
/*##-3- Writes a data in a RTC Backup data Register0 #######################*/
HAL_RTCEx_BKUPWrite(&RtcHandle,RTC_BKP_DR0,0x32F2);
HAL_RTCEx_BKUPWrite(&RTCHandle,RTC_BKP_DR0,0x32F2);
}
/******************************************************************************/
// Micro Python bindings
mp_obj_t pyb_rtc_info(void) {
typedef struct _pyb_rtc_obj_t {
mp_obj_base_t base;
} pyb_rtc_obj_t;
STATIC const pyb_rtc_obj_t pyb_rtc_obj = {{&pyb_rtc_type}};
STATIC mp_obj_t pyb_rtc_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
// check arguments
mp_check_nargs(n_args, 0, 0, n_kw, false);
// return constant object
return (mp_obj_t)&pyb_rtc_obj;
}
mp_obj_t pyb_rtc_info(mp_obj_t self_in) {
return mp_obj_new_int(rtc_info);
}
MP_DEFINE_CONST_FUN_OBJ_1(pyb_rtc_info_obj, pyb_rtc_info);
MP_DEFINE_CONST_FUN_OBJ_0(pyb_rtc_info_obj, pyb_rtc_info);
mp_obj_t pyb_rtc_datetime(uint n_args, const mp_obj_t *args) {
if (n_args == 1) {
// get date and time
// note: need to call get time then get date to correctly access the registers
RTC_DateTypeDef date;
RTC_TimeTypeDef time;
HAL_RTC_GetTime(&RTCHandle, &time, FORMAT_BIN);
HAL_RTC_GetDate(&RTCHandle, &date, FORMAT_BIN);
mp_obj_t tuple[8] = {
mp_obj_new_int(2000 + date.Year),
mp_obj_new_int(date.Month),
mp_obj_new_int(date.Date),
mp_obj_new_int(date.WeekDay),
mp_obj_new_int(time.Hours),
mp_obj_new_int(time.Minutes),
mp_obj_new_int(time.Seconds),
mp_obj_new_int(time.SubSeconds),
};
return mp_obj_new_tuple(8, tuple);
} else {
// set date and time
mp_obj_t *items;
mp_obj_get_array_fixed_n(args[1], 8, &items);
mp_obj_t pyb_rtc_read(void) {
RTC_TimeTypeDef time;
RTC_DateTypeDef date;
HAL_RTC_GetTime(&RtcHandle, &time, FORMAT_BIN);
HAL_RTC_GetDate(&RtcHandle, &date, FORMAT_BIN);
printf("%02d-%02d-%04d %02d:%02d:%02d\n",date.Date, date.Month, 2000 + date.Year, time.Hours, time.Minutes, time.Seconds);
return mp_const_none;
RTC_DateTypeDef date;
date.Year = mp_obj_get_int(items[0]) - 2000;
date.Month = mp_obj_get_int(items[1]);
date.Date = mp_obj_get_int(items[2]);
date.WeekDay = mp_obj_get_int(items[3]);
HAL_RTC_SetDate(&RTCHandle, &date, FORMAT_BCD);
RTC_TimeTypeDef time;
time.Hours = mp_obj_get_int(items[4]);
time.Minutes = mp_obj_get_int(items[5]);
time.Seconds = mp_obj_get_int(items[6]);
time.SubSeconds = mp_obj_get_int(items[7]);
time.TimeFormat = RTC_HOURFORMAT12_AM;
time.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
time.StoreOperation = RTC_STOREOPERATION_SET;
HAL_RTC_SetTime(&RTCHandle, &time, FORMAT_BCD);
return mp_const_none;
}
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pyb_rtc_datetime_obj, 1, 2, pyb_rtc_datetime);
MP_DEFINE_CONST_FUN_OBJ_0(pyb_rtc_read_obj, pyb_rtc_read);
STATIC const mp_map_elem_t pyb_rtc_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_info), (mp_obj_t)&pyb_rtc_info_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_datetime), (mp_obj_t)&pyb_rtc_datetime_obj },
};
STATIC MP_DEFINE_CONST_DICT(pyb_rtc_locals_dict, pyb_rtc_locals_dict_table);
const mp_obj_type_t pyb_rtc_type = {
{ &mp_type_type },
.name = MP_QSTR_RTC,
.make_new = pyb_rtc_make_new,
.locals_dict = (mp_obj_t)&pyb_rtc_locals_dict,
};

6
stmhal/rtc.h
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@ -1,4 +1,4 @@
void rtc_init(void);
extern RTC_HandleTypeDef RTCHandle;
extern const mp_obj_type_t pyb_rtc_type;
MP_DECLARE_CONST_FUN_OBJ(pyb_rtc_info_obj);
MP_DECLARE_CONST_FUN_OBJ(pyb_rtc_read_obj);
void rtc_init(void);