Mateusz Kowalik / Application

USB Serial application

Fork of USBSerial_HelloWorld by Samuel Mokrani

mbed-dev/targets/TARGET_WIZNET/TARGET_W7500x/pinmap.c@11:b3f2a8bdac4d, 2017-12-16 (annotated)

Committer:
Zaitsev
Date:
Sat Dec 16 10:26:48 2017 +0000
Revision:
11:b3f2a8bdac4d
Parent:
10:41552d038a69 
A copy for D.S;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Zaitsev 10:41552d038a69 1 /* mbed Microcontroller Library
Zaitsev 10:41552d038a69 2 *******************************************************************************
Zaitsev 10:41552d038a69 3 * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved.
Zaitsev 10:41552d038a69 4 * All rights reserved.
Zaitsev 10:41552d038a69 5 *
Zaitsev 10:41552d038a69 6 * Redistribution and use in source and binary forms, with or without
Zaitsev 10:41552d038a69 7 * modification, are permitted provided that the following conditions are met:
Zaitsev 10:41552d038a69 8 *
Zaitsev 10:41552d038a69 9 * 1. Redistributions of source code must retain the above copyright notice,
Zaitsev 10:41552d038a69 10 * this list of conditions and the following disclaimer.
Zaitsev 10:41552d038a69 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
Zaitsev 10:41552d038a69 12 * this list of conditions and the following disclaimer in the documentation
Zaitsev 10:41552d038a69 13 * and/or other materials provided with the distribution.
Zaitsev 10:41552d038a69 14 * 3. Neither the name of ARM Limited nor the names of its contributors
Zaitsev 10:41552d038a69 15 * may be used to endorse or promote products derived from this software
Zaitsev 10:41552d038a69 16 * without specific prior written permission.
Zaitsev 10:41552d038a69 17 *
Zaitsev 10:41552d038a69 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Zaitsev 10:41552d038a69 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Zaitsev 10:41552d038a69 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Zaitsev 10:41552d038a69 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Zaitsev 10:41552d038a69 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Zaitsev 10:41552d038a69 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Zaitsev 10:41552d038a69 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Zaitsev 10:41552d038a69 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Zaitsev 10:41552d038a69 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Zaitsev 10:41552d038a69 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Zaitsev 10:41552d038a69 28 *******************************************************************************
Zaitsev 10:41552d038a69 29 */
Zaitsev 10:41552d038a69 30
Zaitsev 10:41552d038a69 31 #include "mbed_assert.h"
Zaitsev 10:41552d038a69 32 #include "pinmap.h"
Zaitsev 10:41552d038a69 33 #include "PortNames.h"
Zaitsev 10:41552d038a69 34 #include "mbed_error.h"
Zaitsev 10:41552d038a69 35 #include "W7500x.h"
Zaitsev 10:41552d038a69 36 #include "W7500x_gpio.h"
Zaitsev 10:41552d038a69 37
Zaitsev 10:41552d038a69 38
Zaitsev 10:41552d038a69 39 uint32_t Get_GPIO_BaseAddress(uint32_t port_idx)
Zaitsev 10:41552d038a69 40 {
Zaitsev 10:41552d038a69 41 uint32_t gpio_add = 0;
Zaitsev 10:41552d038a69 42 switch(port_idx) {
Zaitsev 10:41552d038a69 43 case PortA:
Zaitsev 10:41552d038a69 44 gpio_add = GPIOA_BASE;
Zaitsev 10:41552d038a69 45 break;
Zaitsev 10:41552d038a69 46 case PortB:
Zaitsev 10:41552d038a69 47 gpio_add = GPIOB_BASE;
Zaitsev 10:41552d038a69 48 break;
Zaitsev 10:41552d038a69 49 case PortC:
Zaitsev 10:41552d038a69 50 gpio_add = GPIOC_BASE;
Zaitsev 10:41552d038a69 51 break;
Zaitsev 10:41552d038a69 52 case PortD:
Zaitsev 10:41552d038a69 53 gpio_add = GPIOD_BASE;
Zaitsev 10:41552d038a69 54 break;
Zaitsev 10:41552d038a69 55 default:
Zaitsev 10:41552d038a69 56 error("Pinmap error: wrong port number.");
Zaitsev 10:41552d038a69 57 break;
Zaitsev 10:41552d038a69 58 }
Zaitsev 10:41552d038a69 59 return gpio_add;
Zaitsev 10:41552d038a69 60 }
Zaitsev 10:41552d038a69 61
Zaitsev 10:41552d038a69 62 /**
Zaitsev 10:41552d038a69 63 * Configure pin (input, output, alternate function or analog) + output speed + AF
Zaitsev 10:41552d038a69 64 */
Zaitsev 10:41552d038a69 65
Zaitsev 10:41552d038a69 66 void pin_function(PinName pin, int data) {
Zaitsev 10:41552d038a69 67 MBED_ASSERT(pin != (PinName)NC);
Zaitsev 10:41552d038a69 68 // Get the pin informations
Zaitsev 10:41552d038a69 69 uint32_t mode = WIZ_PIN_MODE(data);
Zaitsev 10:41552d038a69 70 uint32_t pupd = WIZ_PIN_PUPD(data);
Zaitsev 10:41552d038a69 71 uint32_t afnum = WIZ_PIN_AFNUM(data);
Zaitsev 10:41552d038a69 72
Zaitsev 10:41552d038a69 73 uint32_t port_num = WIZ_PORT(pin);
Zaitsev 10:41552d038a69 74 uint32_t pin_index = WIZ_PIN_INDEX(pin);
Zaitsev 10:41552d038a69 75
Zaitsev 10:41552d038a69 76 GPIO_TypeDef *gpio;
Zaitsev 10:41552d038a69 77
Zaitsev 10:41552d038a69 78 // Configure Alternate Function
Zaitsev 10:41552d038a69 79 // Warning: Must be done before the GPIO is initialized
Zaitsev 10:41552d038a69 80 switch (afnum) {
Zaitsev 10:41552d038a69 81 case 0:
Zaitsev 10:41552d038a69 82 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF0);
Zaitsev 10:41552d038a69 83 break;
Zaitsev 10:41552d038a69 84 case 1:
Zaitsev 10:41552d038a69 85 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF1);
Zaitsev 10:41552d038a69 86 break;
Zaitsev 10:41552d038a69 87 case 2:
Zaitsev 10:41552d038a69 88 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF2);
Zaitsev 10:41552d038a69 89 break;
Zaitsev 10:41552d038a69 90 case 3:
Zaitsev 10:41552d038a69 91 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF3);
Zaitsev 10:41552d038a69 92 break;
Zaitsev 10:41552d038a69 93 default:
Zaitsev 10:41552d038a69 94 break;
Zaitsev 10:41552d038a69 95 }
Zaitsev 10:41552d038a69 96
Zaitsev 10:41552d038a69 97 if(mode == WIZ_MODE_AF)
Zaitsev 10:41552d038a69 98 return;
Zaitsev 10:41552d038a69 99
Zaitsev 10:41552d038a69 100 // Configure GPIO
Zaitsev 10:41552d038a69 101 gpio = (GPIO_TypeDef *)Get_GPIO_BaseAddress(port_num);
Zaitsev 10:41552d038a69 102
Zaitsev 10:41552d038a69 103 GPIO_InitTypeDef GPIO_InitStructure;
Zaitsev 10:41552d038a69 104 GPIO_InitStructure.GPIO_Pin = pin_index;
Zaitsev 10:41552d038a69 105 GPIO_InitStructure.GPIO_Mode = (GPIOMode_TypeDef)mode;
Zaitsev 10:41552d038a69 106 GPIO_InitStructure.GPIO_Pad = (GPIOPad_TypeDef)pupd;
Zaitsev 10:41552d038a69 107 HAL_GPIO_Init(gpio, &GPIO_InitStructure);
Zaitsev 10:41552d038a69 108 }
Zaitsev 10:41552d038a69 109
Zaitsev 10:41552d038a69 110 /**
Zaitsev 10:41552d038a69 111 * Configure pin pull-up/pull-down
Zaitsev 10:41552d038a69 112 */
Zaitsev 10:41552d038a69 113 void pin_mode(PinName pin, PinMode pupd)
Zaitsev 10:41552d038a69 114 {
Zaitsev 10:41552d038a69 115 MBED_ASSERT(pin != (PinName)NC);
Zaitsev 10:41552d038a69 116
Zaitsev 10:41552d038a69 117 uint32_t port_num = WIZ_PORT(pin);
Zaitsev 10:41552d038a69 118 uint32_t pin_num = WIZ_PIN_NUM(pin);
Zaitsev 10:41552d038a69 119
Zaitsev 10:41552d038a69 120 switch(port_num) {
Zaitsev 10:41552d038a69 121 case PortA:
Zaitsev 10:41552d038a69 122 PA_PCR->Port[pin_num] |= pupd;
Zaitsev 10:41552d038a69 123 break;
Zaitsev 10:41552d038a69 124 case PortB:
Zaitsev 10:41552d038a69 125 PB_PCR->Port[pin_num] |= pupd;
Zaitsev 10:41552d038a69 126 break;
Zaitsev 10:41552d038a69 127 case PortC:
Zaitsev 10:41552d038a69 128 PC_PCR->Port[pin_num] |= pupd;
Zaitsev 10:41552d038a69 129 break;
Zaitsev 10:41552d038a69 130 case PortD:
Zaitsev 10:41552d038a69 131 PD_PCR->Port[pin_num] |= pupd;
Zaitsev 10:41552d038a69 132 break;
Zaitsev 10:41552d038a69 133 default:
Zaitsev 10:41552d038a69 134 error("Pinmap error: wrong port number.");
Zaitsev 10:41552d038a69 135 return;
Zaitsev 10:41552d038a69 136 }
Zaitsev 10:41552d038a69 137 }