Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

hal/can_api.h@147:ba84b7dc41a7, 2016-09-10 (annotated)

Committer:
JojoS
Date:
Sat Sep 10 15:32:04 2016 +0000
Revision:
147:ba84b7dc41a7
Parent:
144:ef7eb2e8f9f7 
added prescaler for 16 bit timers (solution as in LPC11xx), default prescaler 31 for max 28 ms period time

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /* mbed Microcontroller Library
<> 144:ef7eb2e8f9f7 2 * Copyright (c) 2006-2016 ARM Limited
<> 144:ef7eb2e8f9f7 3 *
<> 144:ef7eb2e8f9f7 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 144:ef7eb2e8f9f7 5 * you may not use this file except in compliance with the License.
<> 144:ef7eb2e8f9f7 6 * You may obtain a copy of the License at
<> 144:ef7eb2e8f9f7 7 *
<> 144:ef7eb2e8f9f7 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 144:ef7eb2e8f9f7 9 *
<> 144:ef7eb2e8f9f7 10 * Unless required by applicable law or agreed to in writing, software
<> 144:ef7eb2e8f9f7 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 144:ef7eb2e8f9f7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 144:ef7eb2e8f9f7 13 * See the License for the specific language governing permissions and
<> 144:ef7eb2e8f9f7 14 * limitations under the License.
<> 144:ef7eb2e8f9f7 15 */
<> 144:ef7eb2e8f9f7 16 #ifndef MBED_CAN_API_H
<> 144:ef7eb2e8f9f7 17 #define MBED_CAN_API_H
<> 144:ef7eb2e8f9f7 18
<> 144:ef7eb2e8f9f7 19 #include "device.h"
<> 144:ef7eb2e8f9f7 20
<> 144:ef7eb2e8f9f7 21 #if DEVICE_CAN
<> 144:ef7eb2e8f9f7 22
<> 144:ef7eb2e8f9f7 23 #include "PinNames.h"
<> 144:ef7eb2e8f9f7 24 #include "PeripheralNames.h"
<> 144:ef7eb2e8f9f7 25 #include "can_helper.h"
<> 144:ef7eb2e8f9f7 26
<> 144:ef7eb2e8f9f7 27 #ifdef __cplusplus
<> 144:ef7eb2e8f9f7 28 extern "C" {
<> 144:ef7eb2e8f9f7 29 #endif
<> 144:ef7eb2e8f9f7 30
<> 144:ef7eb2e8f9f7 31 typedef enum {
<> 144:ef7eb2e8f9f7 32 IRQ_RX,
<> 144:ef7eb2e8f9f7 33 IRQ_TX,
<> 144:ef7eb2e8f9f7 34 IRQ_ERROR,
<> 144:ef7eb2e8f9f7 35 IRQ_OVERRUN,
<> 144:ef7eb2e8f9f7 36 IRQ_WAKEUP,
<> 144:ef7eb2e8f9f7 37 IRQ_PASSIVE,
<> 144:ef7eb2e8f9f7 38 IRQ_ARB,
<> 144:ef7eb2e8f9f7 39 IRQ_BUS,
<> 144:ef7eb2e8f9f7 40 IRQ_READY
<> 144:ef7eb2e8f9f7 41 } CanIrqType;
<> 144:ef7eb2e8f9f7 42
<> 144:ef7eb2e8f9f7 43
<> 144:ef7eb2e8f9f7 44 typedef enum {
<> 144:ef7eb2e8f9f7 45 MODE_RESET,
<> 144:ef7eb2e8f9f7 46 MODE_NORMAL,
<> 144:ef7eb2e8f9f7 47 MODE_SILENT,
<> 144:ef7eb2e8f9f7 48 MODE_TEST_LOCAL,
<> 144:ef7eb2e8f9f7 49 MODE_TEST_GLOBAL,
<> 144:ef7eb2e8f9f7 50 MODE_TEST_SILENT
<> 144:ef7eb2e8f9f7 51 } CanMode;
<> 144:ef7eb2e8f9f7 52
<> 144:ef7eb2e8f9f7 53 typedef void (*can_irq_handler)(uint32_t id, CanIrqType type);
<> 144:ef7eb2e8f9f7 54
<> 144:ef7eb2e8f9f7 55 typedef struct can_s can_t;
<> 144:ef7eb2e8f9f7 56
<> 144:ef7eb2e8f9f7 57 void can_init (can_t *obj, PinName rd, PinName td);
<> 144:ef7eb2e8f9f7 58 void can_free (can_t *obj);
<> 144:ef7eb2e8f9f7 59 int can_frequency(can_t *obj, int hz);
<> 144:ef7eb2e8f9f7 60
<> 144:ef7eb2e8f9f7 61 void can_irq_init (can_t *obj, can_irq_handler handler, uint32_t id);
<> 144:ef7eb2e8f9f7 62 void can_irq_free (can_t *obj);
<> 144:ef7eb2e8f9f7 63 void can_irq_set (can_t *obj, CanIrqType irq, uint32_t enable);
<> 144:ef7eb2e8f9f7 64
<> 144:ef7eb2e8f9f7 65 int can_write (can_t *obj, CAN_Message, int cc);
<> 144:ef7eb2e8f9f7 66 int can_read (can_t *obj, CAN_Message *msg, int handle);
<> 144:ef7eb2e8f9f7 67 int can_mode (can_t *obj, CanMode mode);
<> 144:ef7eb2e8f9f7 68 int can_filter(can_t *obj, uint32_t id, uint32_t mask, CANFormat format, int32_t handle);
<> 144:ef7eb2e8f9f7 69 void can_reset (can_t *obj);
<> 144:ef7eb2e8f9f7 70 unsigned char can_rderror (can_t *obj);
<> 144:ef7eb2e8f9f7 71 unsigned char can_tderror (can_t *obj);
<> 144:ef7eb2e8f9f7 72 void can_monitor (can_t *obj, int silent);
<> 144:ef7eb2e8f9f7 73
<> 144:ef7eb2e8f9f7 74 #ifdef __cplusplus
<> 144:ef7eb2e8f9f7 75 };
<> 144:ef7eb2e8f9f7 76 #endif
<> 144:ef7eb2e8f9f7 77
<> 144:ef7eb2e8f9f7 78 #endif // MBED_CAN_API_H
<> 144:ef7eb2e8f9f7 79
<> 144:ef7eb2e8f9f7 80 #endif