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git.gir.st - tmk_keyboard.git/blob - tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC43XX/pinmap.c
1 /* mbed Microcontroller Library
2 * Copyright (c) 2006-2013 ARM Limited
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 * Ported to NXP LPC43XX by Micromint USA <support@micromint.com>
18 #include "mbed_assert.h"
20 #include "mbed_error.h"
22 void pin_function(PinName pin
, int function
) {
23 MBED_ASSERT(pin
!= (PinName
)NC
);
25 __IO
uint32_t *reg
= (__IO
uint32_t*) MBED_SCU_REG(pin
);
31 void pin_mode(PinName pin
, PinMode mode
) {
32 MBED_ASSERT(pin
!= (PinName
)NC
); // && (mode != OpenDrain));
34 __IO
uint32_t *reg
= (__IO
uint32_t*) MBED_SCU_REG(pin
);
37 // pin mode bits: [4:3] -> 11000 = (0x3 << 3)
39 tmp
|= (mode
& 0x3) << 3;