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parse_pins.cpp
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #include "port_api.h" 00017 00018 namespace mbed { 00019 00020 PinName parse_pins(const char *str) { 00021 #if defined(TARGET_LPC1768) || defined(TARGET_LPC11U24) || defined(TARGET_LPC2368) 00022 static const PinName pin_names[] = {p5, p6, p7, p8, p9, p10, p11, p12, p13, p14 00023 , p15, p16, p17, p18, p19, p20, p21, p22, p23 00024 , p24, p25, p26, p27, p28, p29, p30}; 00025 #elif defined(TARGET_LPC1114) 00026 static const PinName pin_names[] = {dp1, dp2, dp4, dp5, dp6, dp9, dp10, dp11 00027 , dp13, dp14, dp15, dp16, dp17, dp18, dp23 00028 , dp24, dp25, dp26, dp27, dp28}; 00029 #elif defined(TARGET_LPC4088) 00030 static const PinName pin_names[] = {NC, NC, NC, NC, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14 00031 , p15, p16, p17, p18, p19, p20, NC, NC, p23 00032 , p24, p25, p26, p27, p28, p29, p30, p31, p32 00033 , p33, p34, NC, NC, p37, p38, p39, NC, NC, NC, NC, NC, NC, NC}; 00034 #elif defined(TARGET_LPC4088_DM) 00035 static const PinName pin_names[] = {p1, p2, p3, p4, NC, NC, p7, p8, p9, p10, p11, p12, p13, p14 00036 , p15, p16, p17, p18, p19, p20, p21, p22, p23 00037 , p24, p25, p26, NC, NC, p29, p30, NC, NC 00038 , NC, NC, NC, NC, NC, NC, NC, NC, p41, p42, p43, p44, p45, p46}; 00039 #endif 00040 00041 #if defined(TARGET_LPC1768) || defined(TARGET_LPC11U24) || defined(TARGET_LPC2368) || defined(TARGET_LPC812) || defined(TARGET_LPC4088) || defined(TARGET_LPC4088_DM) || defined(TARGET_LPC1114) || defined(TARGET_RZ_A1H) 00042 if (str[0] == 'P') { // Pn_n 00043 uint32_t port = str[1] - '0'; 00044 uint32_t pin = str[3] - '0'; // Pn_n 00045 uint32_t pin2 = str[4] - '0'; // Pn_nn 00046 if (pin2 <= 9) { 00047 pin = pin * 10 + pin2; 00048 } 00049 return port_pin((PortName)port, pin); 00050 00051 #elif defined(TARGET_KL25Z) || defined(TARGET_KL05Z) || defined(TARGET_KL46Z) || defined(TARGET_K64F) 00052 if (str[0] == 'P' && str[1] == 'T') { // PTxn 00053 uint32_t port = str[2] - 'A'; 00054 uint32_t pin = str[3] - '0'; // PTxn 00055 uint32_t pin2 = str[4] - '0'; // PTxnn 00056 00057 if (pin2 <= 9) { 00058 pin = pin * 10 + pin2; 00059 } 00060 return port_pin((PortName)port, pin); 00061 00062 #elif defined(TARGET_NUCLEO_F072RB) || defined(TARGET_NUCLEO_F411RE) || defined(TARGET_NUCLEO_F303K8) 00063 if (str[0] == 'P') { // PX_XX e.g.PA_2 PC_15 00064 uint32_t port = str[1] - 'A'; 00065 uint32_t pin = str[3] - '0'; 00066 uint32_t pin2 = str[4] - '0'; 00067 00068 if (pin2 <= 9) { 00069 pin = pin * 10 + pin2; 00070 } 00071 return port_pin((PortName)port, pin); 00072 00073 #endif 00074 00075 00076 00077 #if defined(TARGET_LPC1768) || defined(TARGET_LPC11U24) || defined(TARGET_LPC2368) 00078 } else if (str[0] == 'p') { // pn 00079 uint32_t pin = str[1] - '0'; // pn 00080 uint32_t pin2 = str[2] - '0'; // pnn 00081 if (pin2 <= 9) { 00082 pin = pin * 10 + pin2; 00083 } 00084 if (pin < 5 || pin > 30) { 00085 return NC; 00086 } 00087 return pin_names[pin - 5]; 00088 #elif defined(TARGET_LPC4088) || defined(TARGET_LPC4088_DM) 00089 } else if (str[0] == 'p') { // pn 00090 uint32_t pin = str[1] - '0'; // pn 00091 uint32_t pin2 = str[2] - '0'; // pnn 00092 if (pin2 <= 9) { 00093 pin = pin * 10 + pin2; 00094 } 00095 if (pin < 1 || pin > 46) { 00096 return NC; 00097 } 00098 return pin_names[pin - 1]; 00099 #endif 00100 } else if (str[0] == 'L') { // LEDn 00101 switch (str[3]) { 00102 case '1' : return LED1; 00103 case '2' : return LED2; 00104 case '3' : return LED3; 00105 case '4' : return LED4; 00106 } 00107 00108 } else if (str[0] == 'U') { // USB?X 00109 switch (str[3]) { 00110 case 'T' : return USBTX; 00111 case 'R' : return USBRX; 00112 } 00113 } 00114 00115 return NC; 00116 } 00117 } 00118 00119
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