Maxim Ibragimov / mbed-dev

mbed library sources. Supersedes mbed-src. Fixed broken STM32F1xx RTC on rtc_api.c

Dependents:   Nucleo_F103RB_RTC_battery_bkup_pwr_off_okay

Fork of mbed-dev by mbed official

targets/TARGET_ONSEMI/TARGET_NCS36510/pinmap.c@177:619788de047e, 2017-11-07 (annotated)

Committer:
maxxir
Date:
Tue Nov 07 16:46:29 2017 +0000
Revision:
177:619788de047e
Parent:
150:02e0a0aed4ec 
To fix broken RTC on Nucleo_F103RB / STM32F103 BluePill etc..;  Used direct RTC register manipulation for STM32F1xx;  rtc_read() && rtc_write()  (native rtc_init() - works good);  also added stub for non-working on STM32F1xx rtc_read_subseconds().

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /* mbed Microcontroller Library
<> 144:ef7eb2e8f9f7 2 * Copyright (c) 2006-2013 ARM Limited
<> 144:ef7eb2e8f9f7 3 *
<> 144:ef7eb2e8f9f7 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 144:ef7eb2e8f9f7 5 * you may not use this file except in compliance with the License.
<> 144:ef7eb2e8f9f7 6 * You may obtain a copy of the License at
<> 144:ef7eb2e8f9f7 7 *
<> 144:ef7eb2e8f9f7 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 144:ef7eb2e8f9f7 9 *
<> 144:ef7eb2e8f9f7 10 * Unless required by applicable law or agreed to in writing, software
<> 144:ef7eb2e8f9f7 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 144:ef7eb2e8f9f7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 144:ef7eb2e8f9f7 13 * See the License for the specific language governing permissions and
<> 144:ef7eb2e8f9f7 14 * limitations under the License.
<> 144:ef7eb2e8f9f7 15 */
<> 144:ef7eb2e8f9f7 16
<> 144:ef7eb2e8f9f7 17 /* Orion specific header files */
<> 144:ef7eb2e8f9f7 18
<> 144:ef7eb2e8f9f7 19 #include "pad.h"
<> 144:ef7eb2e8f9f7 20
<> 144:ef7eb2e8f9f7 21 /* MBED header files */
<> 144:ef7eb2e8f9f7 22 #include "pinmap.h"
<> 144:ef7eb2e8f9f7 23
<> 144:ef7eb2e8f9f7 24 void pin_function(PinName pin, int function)
<> 144:ef7eb2e8f9f7 25 {
<> 144:ef7eb2e8f9f7 26 /** - Enable the clock for PAD peripheral device */
<> 144:ef7eb2e8f9f7 27 CLOCK_ENABLE(CLOCK_CROSSB);
<> 144:ef7eb2e8f9f7 28
<> 144:ef7eb2e8f9f7 29 /* Note: GPIO 0,1,2,3 are used for UART 1, GPIO 8,9 are used for UART 2 */
<> 144:ef7eb2e8f9f7 30 CrossbReg_pt crossBar = (CrossbReg_t *)(CROSSBREG_BASE + (pin * CROSS_REG_ADRS_BYTE_SIZE));
<> 144:ef7eb2e8f9f7 31 crossBar->DIOCTRL0 = function;
<> 144:ef7eb2e8f9f7 32
<> 144:ef7eb2e8f9f7 33 /** - Disable the clock for PAD peripheral device */
<> 144:ef7eb2e8f9f7 34 CLOCK_DISABLE(CLOCK_CROSSB);
<> 144:ef7eb2e8f9f7 35 }
<> 144:ef7eb2e8f9f7 36
<> 144:ef7eb2e8f9f7 37 void pin_mode(PinName pin, PinMode mode)
<> 144:ef7eb2e8f9f7 38 {
<> 144:ef7eb2e8f9f7 39 /** - Get PAD IO register address for the PAD number */
<> 144:ef7eb2e8f9f7 40 PadReg_t *padRegOffset = (PadReg_t*)(PADREG_BASE + (pin * PAD_REG_ADRS_BYTE_SIZE));
<> 144:ef7eb2e8f9f7 41
<> 144:ef7eb2e8f9f7 42 /** - Enable the clock for PAD peripheral device */
<> 144:ef7eb2e8f9f7 43 CLOCK_ENABLE(CLOCK_PAD);
<> 144:ef7eb2e8f9f7 44
<> 144:ef7eb2e8f9f7 45 switch (mode) {
<> 144:ef7eb2e8f9f7 46 case PushPullPullDown:
<> 144:ef7eb2e8f9f7 47 padRegOffset->PADIO0.BITS.TYPE = PAD_OUTCFG_PUSHPULL;
<> 144:ef7eb2e8f9f7 48 padRegOffset->PADIO0.BITS.PULL = PAD_PULL_DOWN;
<> 144:ef7eb2e8f9f7 49 break;
<> 144:ef7eb2e8f9f7 50
<> 144:ef7eb2e8f9f7 51 case PushPullNoPull:
<> 144:ef7eb2e8f9f7 52 padRegOffset->PADIO0.BITS.TYPE = PAD_OUTCFG_PUSHPULL;
<> 144:ef7eb2e8f9f7 53 padRegOffset->PADIO0.BITS.PULL = PAD_PULL_NONE;
<> 144:ef7eb2e8f9f7 54 break;
<> 144:ef7eb2e8f9f7 55
<> 144:ef7eb2e8f9f7 56 case PushPullPullUp:
<> 144:ef7eb2e8f9f7 57 padRegOffset->PADIO0.BITS.TYPE = PAD_OUTCFG_PUSHPULL;
<> 144:ef7eb2e8f9f7 58 padRegOffset->PADIO0.BITS.PULL = PAD_PULL_UP;
<> 144:ef7eb2e8f9f7 59 break;
<> 144:ef7eb2e8f9f7 60
<> 144:ef7eb2e8f9f7 61 case OpenDrainPullDown:
<> 144:ef7eb2e8f9f7 62 padRegOffset->PADIO0.BITS.TYPE = PAD_OOUTCFG_OPENDRAIN;
<> 144:ef7eb2e8f9f7 63 padRegOffset->PADIO0.BITS.PULL = PAD_PULL_DOWN;
<> 144:ef7eb2e8f9f7 64 break;
<> 144:ef7eb2e8f9f7 65
<> 144:ef7eb2e8f9f7 66 case OpenDrainNoPull:
<> 144:ef7eb2e8f9f7 67 padRegOffset->PADIO0.BITS.TYPE = PAD_OOUTCFG_OPENDRAIN;
<> 144:ef7eb2e8f9f7 68 padRegOffset->PADIO0.BITS.PULL = PAD_PULL_NONE;
<> 144:ef7eb2e8f9f7 69 break;
<> 144:ef7eb2e8f9f7 70
<> 144:ef7eb2e8f9f7 71 case OpenDrainPullUp:
<> 144:ef7eb2e8f9f7 72 padRegOffset->PADIO0.BITS.TYPE = PAD_OOUTCFG_OPENDRAIN;
<> 144:ef7eb2e8f9f7 73 padRegOffset->PADIO0.BITS.PULL = PAD_PULL_UP;
<> 144:ef7eb2e8f9f7 74 break;
<> 144:ef7eb2e8f9f7 75
<> 144:ef7eb2e8f9f7 76 default:
<> 144:ef7eb2e8f9f7 77 break;
<> 144:ef7eb2e8f9f7 78 }
<> 144:ef7eb2e8f9f7 79
<> 144:ef7eb2e8f9f7 80 /** - Disable the clock for PAD peripheral device */
<> 144:ef7eb2e8f9f7 81 CLOCK_DISABLE(CLOCK_PAD);
<> 144:ef7eb2e8f9f7 82
<> 144:ef7eb2e8f9f7 83 }