MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/targets/TARGET_NUVOTON/TARGET_NUC472/pinmap.c@46:b156ef445742, 2017-06-03 (annotated)

Committer:
sahilmgandhi
Date:
Sat Jun 03 00:22:44 2017 +0000
Revision:
46:b156ef445742
Parent:
18:6a4db94011d3 
Final code for internal battlebot competition.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /* mbed Microcontroller Library
sahilmgandhi 18:6a4db94011d3 2 * Copyright (c) 2015-2016 Nuvoton
sahilmgandhi 18:6a4db94011d3 3 *
sahilmgandhi 18:6a4db94011d3 4 * Licensed under the Apache License, Version 2.0 (the "License");
sahilmgandhi 18:6a4db94011d3 5 * you may not use this file except in compliance with the License.
sahilmgandhi 18:6a4db94011d3 6 * You may obtain a copy of the License at
sahilmgandhi 18:6a4db94011d3 7 *
sahilmgandhi 18:6a4db94011d3 8 * http://www.apache.org/licenses/LICENSE-2.0
sahilmgandhi 18:6a4db94011d3 9 *
sahilmgandhi 18:6a4db94011d3 10 * Unless required by applicable law or agreed to in writing, software
sahilmgandhi 18:6a4db94011d3 11 * distributed under the License is distributed on an "AS IS" BASIS,
sahilmgandhi 18:6a4db94011d3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sahilmgandhi 18:6a4db94011d3 13 * See the License for the specific language governing permissions and
sahilmgandhi 18:6a4db94011d3 14 * limitations under the License.
sahilmgandhi 18:6a4db94011d3 15 */
sahilmgandhi 18:6a4db94011d3 16
sahilmgandhi 18:6a4db94011d3 17 #include "mbed_assert.h"
sahilmgandhi 18:6a4db94011d3 18 #include "pinmap.h"
sahilmgandhi 18:6a4db94011d3 19 #include "PortNames.h"
sahilmgandhi 18:6a4db94011d3 20 #include "mbed_error.h"
sahilmgandhi 18:6a4db94011d3 21
sahilmgandhi 18:6a4db94011d3 22 /**
sahilmgandhi 18:6a4db94011d3 23 * Configure pin multi-function
sahilmgandhi 18:6a4db94011d3 24 */
sahilmgandhi 18:6a4db94011d3 25 void pin_function(PinName pin, int data)
sahilmgandhi 18:6a4db94011d3 26 {
sahilmgandhi 18:6a4db94011d3 27 MBED_ASSERT(pin != (PinName)NC);
sahilmgandhi 18:6a4db94011d3 28 uint32_t pin_index = NU_PINNAME_TO_PIN(pin);
sahilmgandhi 18:6a4db94011d3 29 uint32_t port_index = NU_PINNAME_TO_PORT(pin);
sahilmgandhi 18:6a4db94011d3 30 __IO uint32_t *GPx_MFPx = ((__IO uint32_t *) &SYS->GPA_MFPL) + port_index * 2 + (pin_index / 8);
sahilmgandhi 18:6a4db94011d3 31 //uint32_t MFP_Pos = NU_MFP_POS(pin_index);
sahilmgandhi 18:6a4db94011d3 32 uint32_t MFP_Msk = NU_MFP_MSK(pin_index);
sahilmgandhi 18:6a4db94011d3 33
sahilmgandhi 18:6a4db94011d3 34 // E.g.: SYS->GPA_MFPL = (SYS->GPA_MFPL & (~SYS_GPA_MFPL_PA0MFP_Msk) ) | SYS_GPA_MFPL_PA0MFP_SC0_CD ;
sahilmgandhi 18:6a4db94011d3 35 *GPx_MFPx = (*GPx_MFPx & (~MFP_Msk)) | data;
sahilmgandhi 18:6a4db94011d3 36
sahilmgandhi 18:6a4db94011d3 37 // [TODO] Disconnect JTAG-DP + SW-DP signals.
sahilmgandhi 18:6a4db94011d3 38 // Warning: Need to reconnect under reset
sahilmgandhi 18:6a4db94011d3 39 //if ((pin == PA_13) || (pin == PA_14)) {
sahilmgandhi 18:6a4db94011d3 40 //
sahilmgandhi 18:6a4db94011d3 41 //}
sahilmgandhi 18:6a4db94011d3 42 //if ((pin == PA_15) || (pin == PB_3) || (pin == PB_4)) {
sahilmgandhi 18:6a4db94011d3 43 //
sahilmgandhi 18:6a4db94011d3 44 //}
sahilmgandhi 18:6a4db94011d3 45 }
sahilmgandhi 18:6a4db94011d3 46
sahilmgandhi 18:6a4db94011d3 47 /**
sahilmgandhi 18:6a4db94011d3 48 * Configure pin pull-up/pull-down
sahilmgandhi 18:6a4db94011d3 49 */
sahilmgandhi 18:6a4db94011d3 50 void pin_mode(PinName pin, PinMode mode)
sahilmgandhi 18:6a4db94011d3 51 {
sahilmgandhi 18:6a4db94011d3 52 MBED_ASSERT(pin != (PinName)NC);
sahilmgandhi 18:6a4db94011d3 53 uint32_t pin_index = NU_PINNAME_TO_PIN(pin);
sahilmgandhi 18:6a4db94011d3 54 uint32_t port_index = NU_PINNAME_TO_PORT(pin);
sahilmgandhi 18:6a4db94011d3 55 GPIO_T *gpio_base = NU_PORT_BASE(port_index);
sahilmgandhi 18:6a4db94011d3 56
sahilmgandhi 18:6a4db94011d3 57 uint32_t mode_intern = GPIO_MODE_INPUT;
sahilmgandhi 18:6a4db94011d3 58
sahilmgandhi 18:6a4db94011d3 59 switch (mode) {
sahilmgandhi 18:6a4db94011d3 60 case PullUp:
sahilmgandhi 18:6a4db94011d3 61 mode_intern = GPIO_MODE_INPUT;
sahilmgandhi 18:6a4db94011d3 62 break;
sahilmgandhi 18:6a4db94011d3 63
sahilmgandhi 18:6a4db94011d3 64 case PullDown:
sahilmgandhi 18:6a4db94011d3 65 case PullNone:
sahilmgandhi 18:6a4db94011d3 66 // NOTE: Not support
sahilmgandhi 18:6a4db94011d3 67 return;
sahilmgandhi 18:6a4db94011d3 68
sahilmgandhi 18:6a4db94011d3 69 case PushPull:
sahilmgandhi 18:6a4db94011d3 70 mode_intern = GPIO_MODE_OUTPUT;
sahilmgandhi 18:6a4db94011d3 71 break;
sahilmgandhi 18:6a4db94011d3 72
sahilmgandhi 18:6a4db94011d3 73 case OpenDrain:
sahilmgandhi 18:6a4db94011d3 74 mode_intern = GPIO_MODE_OPEN_DRAIN;
sahilmgandhi 18:6a4db94011d3 75 break;
sahilmgandhi 18:6a4db94011d3 76
sahilmgandhi 18:6a4db94011d3 77 case Quasi:
sahilmgandhi 18:6a4db94011d3 78 mode_intern = GPIO_MODE_QUASI;
sahilmgandhi 18:6a4db94011d3 79 break;
sahilmgandhi 18:6a4db94011d3 80 }
sahilmgandhi 18:6a4db94011d3 81
sahilmgandhi 18:6a4db94011d3 82 GPIO_SetMode(gpio_base, 1 << pin_index, mode_intern);
sahilmgandhi 18:6a4db94011d3 83 }