mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
targets/hal/TARGET_NXP/TARGET_LPC43XX/pinmap.c
- Committer:
- mbed_official
- Date:
- 2014-08-15
- Revision:
- 285:31249416b6f9
- Parent:
- 256:76fd9a263045
File content as of revision 285:31249416b6f9:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * Ported to NXP LPC43XX by Micromint USA <support@micromint.com> */ #include "mbed_assert.h" #include "pinmap.h" #include "mbed_error.h" void pin_function(PinName pin, int function) { MBED_ASSERT(pin != (PinName)NC); __IO uint32_t *reg = (__IO uint32_t*) MBED_SCU_REG(pin); // Set pin function *reg = function; } void pin_mode(PinName pin, PinMode mode) { MBED_ASSERT(pin != (PinName)NC); // && (mode != OpenDrain)); __IO uint32_t *reg = (__IO uint32_t*) MBED_SCU_REG(pin); uint32_t tmp = *reg; // pin mode bits: [4:3] -> 11000 = (0x3 << 3) tmp &= ~(0x3 << 3); tmp |= (mode & 0x3) << 3; *reg = tmp; }