Koutarou Yabe / mbed-rpc

supported STM32

Fork of mbed-rpc by Mbed

parse_pins.cpp@12:ac3570c18083, 2016-02-19 (annotated)

Committer:
dll7
Date:
Fri Feb 19 20:37:14 2016 +0000
Revision:
12:ac3570c18083
Parent:
5:4490a0d9cb2a 
STM32

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 1:6919289a5946 1 /* mbed Microcontroller Library
emilmont 1:6919289a5946 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 1:6919289a5946 3 *
emilmont 1:6919289a5946 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 1:6919289a5946 5 * you may not use this file except in compliance with the License.
emilmont 1:6919289a5946 6 * You may obtain a copy of the License at
emilmont 1:6919289a5946 7 *
emilmont 1:6919289a5946 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 1:6919289a5946 9 *
emilmont 1:6919289a5946 10 * Unless required by applicable law or agreed to in writing, software
emilmont 1:6919289a5946 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 1:6919289a5946 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 1:6919289a5946 13 * See the License for the specific language governing permissions and
emilmont 1:6919289a5946 14 * limitations under the License.
emilmont 1:6919289a5946 15 */
emilmont 1:6919289a5946 16 #include "port_api.h"
emilmont 1:6919289a5946 17
emilmont 1:6919289a5946 18 namespace mbed {
emilmont 1:6919289a5946 19
emilmont 1:6919289a5946 20 PinName parse_pins(const char *str) {
emilmont 1:6919289a5946 21
dll7 12:ac3570c18083 22 static const PinName pin_digital[] = {D0, D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15};
dll7 12:ac3570c18083 23 static const PinName pin_analog[] = {A0, A1, A2, A3, A4, A5};
dll7 12:ac3570c18083 24
dll7 12:ac3570c18083 25 if (str[0] == 'D') { // Dn
dll7 12:ac3570c18083 26 uint32_t pin = str[1] - '0'; // Dn
dll7 12:ac3570c18083 27 uint32_t pin2 = str[2] - '0'; // Dnn
emilmont 1:6919289a5946 28 if (pin2 <= 9) {
emilmont 1:6919289a5946 29 pin = pin * 10 + pin2;
emilmont 1:6919289a5946 30 }
dll7 12:ac3570c18083 31 if (pin < 0 || pin > 15) {
dll7 12:ac3570c18083 32 return NC;
dll7 12:ac3570c18083 33 }
dll7 12:ac3570c18083 34 return pin_digital[pin];
dll7 12:ac3570c18083 35 } else if (str[0] == 'A') { // An
dll7 12:ac3570c18083 36 uint32_t pin = str[1] - '0'; // An
dll7 12:ac3570c18083 37 uint32_t pin2 = str[2] - '0'; // Ann
emilmont 1:6919289a5946 38 if (pin2 <= 9) {
emilmont 1:6919289a5946 39 pin = pin * 10 + pin2;
emilmont 1:6919289a5946 40 }
dll7 12:ac3570c18083 41 if (pin < 0 || pin > 5) {
emilmont 1:6919289a5946 42 return NC;
emilmont 1:6919289a5946 43 }
dll7 12:ac3570c18083 44 return pin_analog[pin];
emilmont 1:6919289a5946 45 } else if (str[0] == 'L') { // LEDn
emilmont 1:6919289a5946 46 switch (str[3]) {
emilmont 1:6919289a5946 47 case '1' : return LED1;
emilmont 1:6919289a5946 48 case '2' : return LED2;
emilmont 1:6919289a5946 49 case '3' : return LED3;
emilmont 1:6919289a5946 50 case '4' : return LED4;
emilmont 1:6919289a5946 51 }
emilmont 1:6919289a5946 52
emilmont 1:6919289a5946 53 } else if (str[0] == 'U') { // USB?X
emilmont 1:6919289a5946 54 switch (str[3]) {
emilmont 1:6919289a5946 55 case 'T' : return USBTX;
emilmont 1:6919289a5946 56 case 'R' : return USBRX;
emilmont 1:6919289a5946 57 }
emilmont 1:6919289a5946 58 }
emilmont 1:6919289a5946 59
emilmont 1:6919289a5946 60 return NC;
emilmont 1:6919289a5946 61 }
emilmont 1:6919289a5946 62
emilmont 1:6919289a5946 63 }