Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/port_api.c@107:414e9c822e99, 2016-04-05 (annotated)

Committer:
mbed_official
Date:
Tue Apr 05 18:15:12 2016 +0100
Revision:
107:414e9c822e99
Synchronized with git revision dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f



Full URL: https://github.com/mbedmicro/mbed/commit/dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f/



* * Base Commit for SAMG55J19. No errors and no implementations.



* * Added gpio files.



* * Added pinmap files.



* * Base commit for usticker implementation.



* * Added gcc_arm export functionality



* * added files for usticker.

* added template file for samd55j19



* * GPIO IRQ base commit.



* * updated with changes in gpio irq driver.



* * Reverted back unexpected commit in SAM0 gpio driver.



* * updated gpio_irq driver.



* * correction in gpio and gpio_irq drivers.

* added support for some test for gpio.



* * base commit for peripheralpins for usart.

* update in serial apis.



* * updated serial apis.



* * updated serial apis and test.



* * update serial apis for asynch apis.



* * updated peripheral pins for i2c and spi.

* added test support for serial flow control



* * Base commit for low power ticker implementation.



* * base commit for port apis.

* update in lp ticker apis.



* * Added test support for port.



* * base commit for sleep apis.



* * Base commit for spi.



* * updated with corrections in gpio irq.

* usticker file updated with latest source.



* * updated with corrections for unexpected board reset.

* updated gpio irq apis and added test for the same.



* * updated sleep api for deepsleep.



* * updated serial apis.



* Added uc_ticker and SPI api implementations



* Removed unused SPI pin map



* Updated review feedback



* * implemented lpticker with TC module.

* updated files for KnR Coding Statndard.

* updated serial and usticker apis.



* * Base commit for AnalogueIn apis.



* * RTC apis base commit without implementation.



* * Updated with corrections in lpticker implementations.



* * Added implementation for rtc apis.



* * updated with implementations for pwm.

* changed usticker from TC0 to TC1.



* Added I2C support



* * removed setvector usage from usticker and lpticker implementations

* added tests for SAMG55J19



* * Removed unwanted .o and .d files.

* Updated I2C files for KnR Coding Standards.

* Update for reducing compiler warnings in peripheralpins,c

* Updated with PWM free implementation.



* * Removed unwanted headers file inclusion.

* Compiler warning corrections in serial_api.c



* * Updated ADC with 16 bit mode initialization and code refinements.

* Updated PWM with code refinements.



* Updated I2C review feedback and fixed style



* Updated target name for SAMG55



* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter



* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter



* Used NVIC_SetVector for interrupt callback



* Removed Target macro define in test



* Updated test cases to have SAMG55 support



* * Updated with corrections in Serial and SPI asynchronous implementations.

* Updated deepsleep api implementation

* Merged LP_Ticker with latest code from mbed 3.0 repository.



* * updated with corrections in I2C Asynch implementation.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 107:414e9c822e99 1 /* mbed Microcontroller Library
mbed_official 107:414e9c822e99 2 * Copyright (c) 2006-2015 ARM Limited
mbed_official 107:414e9c822e99 3 *
mbed_official 107:414e9c822e99 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 107:414e9c822e99 5 * you may not use this file except in compliance with the License.
mbed_official 107:414e9c822e99 6 * You may obtain a copy of the License at
mbed_official 107:414e9c822e99 7 *
mbed_official 107:414e9c822e99 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 107:414e9c822e99 9 *
mbed_official 107:414e9c822e99 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 107:414e9c822e99 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 107:414e9c822e99 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 107:414e9c822e99 13 * See the License for the specific language governing permissions and
mbed_official 107:414e9c822e99 14 * limitations under the License.
mbed_official 107:414e9c822e99 15 */
mbed_official 107:414e9c822e99 16 #include "port_api.h"
mbed_official 107:414e9c822e99 17 #include "pinmap.h"
mbed_official 107:414e9c822e99 18 #include "gpio_api.h"
mbed_official 107:414e9c822e99 19 #include "ioport.h"
mbed_official 107:414e9c822e99 20
mbed_official 107:414e9c822e99 21 extern uint8_t g_sys_init;
mbed_official 107:414e9c822e99 22
mbed_official 107:414e9c822e99 23 void port_init(port_t *obj, PortName port, int mask, PinDirection dir)
mbed_official 107:414e9c822e99 24 {
mbed_official 107:414e9c822e99 25 MBED_ASSERT(obj);
mbed_official 107:414e9c822e99 26 if (g_sys_init == 0) {
mbed_official 107:414e9c822e99 27 sysclk_init();
mbed_official 107:414e9c822e99 28 system_board_init();
mbed_official 107:414e9c822e99 29 g_sys_init = 1;
mbed_official 107:414e9c822e99 30 }
mbed_official 107:414e9c822e99 31 obj->port = port;
mbed_official 107:414e9c822e99 32 obj->mask = mask;
mbed_official 107:414e9c822e99 33
mbed_official 107:414e9c822e99 34 switch (dir) {
mbed_official 107:414e9c822e99 35 case PIN_INPUT :
mbed_official 107:414e9c822e99 36 ioport_set_port_dir(port, mask, IOPORT_DIR_INPUT);
mbed_official 107:414e9c822e99 37 break;
mbed_official 107:414e9c822e99 38 case PIN_OUTPUT:
mbed_official 107:414e9c822e99 39 ioport_set_port_dir(port, mask, IOPORT_DIR_OUTPUT);
mbed_official 107:414e9c822e99 40 break;
mbed_official 107:414e9c822e99 41 case PIN_INPUT_OUTPUT:
mbed_official 107:414e9c822e99 42 ioport_set_port_dir(port, mask, IOPORT_DIR_OUTPUT);
mbed_official 107:414e9c822e99 43 break;
mbed_official 107:414e9c822e99 44 }
mbed_official 107:414e9c822e99 45 ioport_set_port_mode(port, mask, IOPORT_MODE_PULLUP);
mbed_official 107:414e9c822e99 46 }
mbed_official 107:414e9c822e99 47
mbed_official 107:414e9c822e99 48 void port_mode(port_t *obj, PinMode mode)
mbed_official 107:414e9c822e99 49 {
mbed_official 107:414e9c822e99 50 MBED_ASSERT(obj);
mbed_official 107:414e9c822e99 51 obj->mode = mode;
mbed_official 107:414e9c822e99 52 switch (mode) {
mbed_official 107:414e9c822e99 53 case PullNone :
mbed_official 107:414e9c822e99 54 ioport_set_port_mode(obj->port, obj->mask, IOPORT_MODE_OPEN_DRAIN);
mbed_official 107:414e9c822e99 55 break;
mbed_official 107:414e9c822e99 56 case PullUp:
mbed_official 107:414e9c822e99 57 ioport_set_port_mode(obj->port, obj->mask, IOPORT_MODE_PULLUP);
mbed_official 107:414e9c822e99 58 break;
mbed_official 107:414e9c822e99 59 case PullDown:
mbed_official 107:414e9c822e99 60 ioport_set_port_mode(obj->port, obj->mask, IOPORT_MODE_PULLDOWN);
mbed_official 107:414e9c822e99 61 break;
mbed_official 107:414e9c822e99 62 }
mbed_official 107:414e9c822e99 63 }
mbed_official 107:414e9c822e99 64
mbed_official 107:414e9c822e99 65 void port_dir(port_t *obj, PinDirection dir)
mbed_official 107:414e9c822e99 66 {
mbed_official 107:414e9c822e99 67 MBED_ASSERT(obj);
mbed_official 107:414e9c822e99 68 obj->direction = dir;
mbed_official 107:414e9c822e99 69 switch (dir) {
mbed_official 107:414e9c822e99 70 case PIN_INPUT :
mbed_official 107:414e9c822e99 71 ioport_set_port_dir(obj->port, obj->mask, IOPORT_DIR_INPUT);
mbed_official 107:414e9c822e99 72 break;
mbed_official 107:414e9c822e99 73 case PIN_OUTPUT:
mbed_official 107:414e9c822e99 74 ioport_set_port_dir(obj->port, obj->mask, IOPORT_DIR_OUTPUT);
mbed_official 107:414e9c822e99 75 break;
mbed_official 107:414e9c822e99 76 case PIN_INPUT_OUTPUT:
mbed_official 107:414e9c822e99 77 ioport_set_port_dir(obj->port, obj->mask, IOPORT_DIR_OUTPUT);
mbed_official 107:414e9c822e99 78 break;
mbed_official 107:414e9c822e99 79 }
mbed_official 107:414e9c822e99 80 }
mbed_official 107:414e9c822e99 81
mbed_official 107:414e9c822e99 82 void port_write(port_t *obj, int value)
mbed_official 107:414e9c822e99 83 {
mbed_official 107:414e9c822e99 84 MBED_ASSERT(obj);
mbed_official 107:414e9c822e99 85 ioport_set_port_level(obj->port, obj->mask, value);
mbed_official 107:414e9c822e99 86 }
mbed_official 107:414e9c822e99 87
mbed_official 107:414e9c822e99 88 int port_read(port_t *obj)
mbed_official 107:414e9c822e99 89 {
mbed_official 107:414e9c822e99 90 MBED_ASSERT(obj);
mbed_official 107:414e9c822e99 91 return ioport_get_port_level(obj->port, obj->mask);
mbed_official 107:414e9c822e99 92 }