mbed.h library with any bug fixes AV finds.
Dependents: micromouse4_encoder_testing PID_Test Lab1_Test WorkingPID ... more
targets/hal/TARGET_Freescale/TARGET_KLXX/pinmap.c@1:ebce2ad32f95, 2015-11-02 (annotated)
- Committer:
- aravindsv
- Date:
- Mon Nov 02 03:07:12 2015 +0000
- Revision:
- 1:ebce2ad32f95
- Parent:
- 0:ba7650f404af
Changed the RCC timeout value to 500 ms, so total code startup time before program starts running is ~1s. Hopefully no side-effects from lower startup timeouts
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
aravindsv | 0:ba7650f404af | 1 | /* mbed Microcontroller Library |
aravindsv | 0:ba7650f404af | 2 | * Copyright (c) 2006-2013 ARM Limited |
aravindsv | 0:ba7650f404af | 3 | * |
aravindsv | 0:ba7650f404af | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
aravindsv | 0:ba7650f404af | 5 | * you may not use this file except in compliance with the License. |
aravindsv | 0:ba7650f404af | 6 | * You may obtain a copy of the License at |
aravindsv | 0:ba7650f404af | 7 | * |
aravindsv | 0:ba7650f404af | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
aravindsv | 0:ba7650f404af | 9 | * |
aravindsv | 0:ba7650f404af | 10 | * Unless required by applicable law or agreed to in writing, software |
aravindsv | 0:ba7650f404af | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
aravindsv | 0:ba7650f404af | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
aravindsv | 0:ba7650f404af | 13 | * See the License for the specific language governing permissions and |
aravindsv | 0:ba7650f404af | 14 | * limitations under the License. |
aravindsv | 0:ba7650f404af | 15 | */ |
aravindsv | 0:ba7650f404af | 16 | #include "mbed_assert.h" |
aravindsv | 0:ba7650f404af | 17 | #include "pinmap.h" |
aravindsv | 0:ba7650f404af | 18 | |
aravindsv | 0:ba7650f404af | 19 | void pin_function(PinName pin, int function) { |
aravindsv | 0:ba7650f404af | 20 | MBED_ASSERT(pin != (PinName)NC); |
aravindsv | 0:ba7650f404af | 21 | |
aravindsv | 0:ba7650f404af | 22 | uint32_t port_n = (uint32_t)pin >> PORT_SHIFT; |
aravindsv | 0:ba7650f404af | 23 | uint32_t pin_n = (uint32_t)(pin & 0x7C) >> 2; |
aravindsv | 0:ba7650f404af | 24 | |
aravindsv | 0:ba7650f404af | 25 | SIM->SCGC5 |= 1 << (SIM_SCGC5_PORTA_SHIFT + port_n); |
aravindsv | 0:ba7650f404af | 26 | __IO uint32_t* pin_pcr = &(((PORT_Type *)(PORTA_BASE + 0x1000 * port_n)))->PCR[pin_n]; |
aravindsv | 0:ba7650f404af | 27 | |
aravindsv | 0:ba7650f404af | 28 | // pin mux bits: [10:8] -> 11100000000 = (0x700) |
aravindsv | 0:ba7650f404af | 29 | *pin_pcr = (*pin_pcr & ~0x700) | (function << 8); |
aravindsv | 0:ba7650f404af | 30 | } |
aravindsv | 0:ba7650f404af | 31 | |
aravindsv | 0:ba7650f404af | 32 | void pin_mode(PinName pin, PinMode mode) { |
aravindsv | 0:ba7650f404af | 33 | MBED_ASSERT(pin != (PinName)NC); |
aravindsv | 0:ba7650f404af | 34 | |
aravindsv | 0:ba7650f404af | 35 | __IO uint32_t* pin_pcr = (__IO uint32_t*)(PORTA_BASE + pin); |
aravindsv | 0:ba7650f404af | 36 | |
aravindsv | 0:ba7650f404af | 37 | // pin pullup bits: [1:0] -> 11 = (0x3) |
aravindsv | 0:ba7650f404af | 38 | *pin_pcr = (*pin_pcr & ~0x3) | mode; |
aravindsv | 0:ba7650f404af | 39 | } |