Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

targets/hal/TARGET_ONSEMI/TARGET_NCS36510/adc_sar_map.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 /**
<> 144:ef7eb2e8f9f7 2 ******************************************************************************
<> 144:ef7eb2e8f9f7 3 * @file adc_sar_map.h
<> 144:ef7eb2e8f9f7 4 * @brief ADC HW register map
<> 144:ef7eb2e8f9f7 5 * @internal
<> 144:ef7eb2e8f9f7 6 * @author ON Semiconductor
<> 144:ef7eb2e8f9f7 7 * $Rev: 3422 $
<> 144:ef7eb2e8f9f7 8 * $Date: 2015-06-09 11:01:43 +0530 (Tue, 09 Jun 2015) $
<> 144:ef7eb2e8f9f7 9 ******************************************************************************
<> 144:ef7eb2e8f9f7 10 * @copyright (c) 2012 ON Semiconductor. All rights reserved.
<> 144:ef7eb2e8f9f7 11 * ON Semiconductor is supplying this software for use with ON Semiconductor
<> 144:ef7eb2e8f9f7 12 * processor based microcontrollers only.
<> 144:ef7eb2e8f9f7 13 *
<> 144:ef7eb2e8f9f7 14 * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
<> 144:ef7eb2e8f9f7 15 * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
<> 144:ef7eb2e8f9f7 16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
<> 144:ef7eb2e8f9f7 17 * ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL,
<> 144:ef7eb2e8f9f7 18 * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
<> 144:ef7eb2e8f9f7 19 * @endinternal
<> 144:ef7eb2e8f9f7 20 *
<> 144:ef7eb2e8f9f7 21 * @ingroup adc_sar
<> 144:ef7eb2e8f9f7 22 *
<> 144:ef7eb2e8f9f7 23 * @details
<> 144:ef7eb2e8f9f7 24 * <p>
<> 144:ef7eb2e8f9f7 25 * ADC HW register map description
<> 144:ef7eb2e8f9f7 26 * </p>
<> 144:ef7eb2e8f9f7 27 *
<> 144:ef7eb2e8f9f7 28 */
<> 144:ef7eb2e8f9f7 29
<> 144:ef7eb2e8f9f7 30 #ifndef ADC_MAP_H_
<> 144:ef7eb2e8f9f7 31 #define ADC_MAP_H_
<> 144:ef7eb2e8f9f7 32
<> 144:ef7eb2e8f9f7 33
<> 144:ef7eb2e8f9f7 34 #include "architecture.h"
<> 144:ef7eb2e8f9f7 35
<> 144:ef7eb2e8f9f7 36 /* ADC Control HW Structure Overlay */
<> 144:ef7eb2e8f9f7 37 typedef struct {
<> 144:ef7eb2e8f9f7 38 union {
<> 144:ef7eb2e8f9f7 39 struct {
<> 144:ef7eb2e8f9f7 40 __IO uint32_t MODE :1; /** 1= Continuous Conversion 0= Single Shot */
<> 144:ef7eb2e8f9f7 41 __IO uint32_t START_CONV :1; /** 1= Start Conversion 0= No effect*/
<> 144:ef7eb2e8f9f7 42 __IO uint32_t ABORT :1; /** 1= Aborts the Continuous Conversion mode 0=No effect */
<> 144:ef7eb2e8f9f7 43 __IO uint32_t MEASUREMENT_TYPE :1; /** 1= Absolute 0= Differential */
<> 144:ef7eb2e8f9f7 44 __IO uint32_t INPUT_SCALE :3; /** 000 – 1.0 001 – 0.6923 010 – 0.5294 011 – 0.4286 100 – 0.3600 101 – 0.3103 110 – 0.2728 111 – 0.2432 */
<> 144:ef7eb2e8f9f7 45 __I uint32_t BIT7:1; /** NA Always read backs 0*/
<> 144:ef7eb2e8f9f7 46 __IO uint32_t CONV_CH :3; /** Selects 1 or 8 channels to do a conversion on. 000 – A[0] 000 – A[1] 010 – A[2] 011 – A[3] 100 – N/A 101 – N/A 110 – Temperature sensor 111 – Battery */
<> 144:ef7eb2e8f9f7 47 __I uint32_t NA :1; /** NA */
<> 144:ef7eb2e8f9f7 48 __IO uint32_t REF_CH :3; /** Selects 1 to 8 channels for reference channel 000 – A[0] 000 – A[1] 010 – A[2] 011 – A[3] 100 – N/A 101 – N/A 110 – Temperature sensor 111 – Battery */
<> 144:ef7eb2e8f9f7 49 } BITS;
<> 144:ef7eb2e8f9f7 50 __IO uint32_t WORD;
<> 144:ef7eb2e8f9f7 51 } CONTROL;
<> 144:ef7eb2e8f9f7 52 union {
<> 144:ef7eb2e8f9f7 53 struct {
<> 144:ef7eb2e8f9f7 54 __IO uint32_t SAMPLE_RATE :16; /** Sets the sample rate in units of PCLKperiod * (Prescale + 1). */
<> 144:ef7eb2e8f9f7 55 __IO uint32_t WARMUP_TIME :8; /** Sets the warm-up time in units of PCLKperiod * (Prescale + 1) */
<> 144:ef7eb2e8f9f7 56 __IO uint32_t SAMPLE_TIME :8; /** Sample Time. Sets the measure time in units of PCLKperiod * (Prescale + 1).*/
<> 144:ef7eb2e8f9f7 57 } BITS;
<> 144:ef7eb2e8f9f7 58 __IO uint32_t WORD;
<> 144:ef7eb2e8f9f7 59 } DELAY;
<> 144:ef7eb2e8f9f7 60 __I uint32_t DATA;
<> 144:ef7eb2e8f9f7 61 __IO uint32_t IR;
<> 144:ef7eb2e8f9f7 62 union {
<> 144:ef7eb2e8f9f7 63 struct {
<> 144:ef7eb2e8f9f7 64 __IO uint32_t PRESC_VAL :8; /**Set the pre-scalar value. The SAR ADC nominally runs at 4MHz, so this value should be programmed to 32 Mhz/4mhz -1=7 */
<> 144:ef7eb2e8f9f7 65 __IO uint32_t PRESC_EN :1; /** 1= enables PreScalar 0= Disable Prescalar */
<> 144:ef7eb2e8f9f7 66 // __IO uint32_t PHASE_CTRL :1; /** 1 = Phase 2 is delayed two 32MHz clock from phase 1. 0= Phase 2 is delayed one 32MHz clock from phase 1. */
<> 144:ef7eb2e8f9f7 67 } BITS;
<> 144:ef7eb2e8f9f7 68 __IO uint32_t WORD;
<> 144:ef7eb2e8f9f7 69 } PRESCALE;
<> 144:ef7eb2e8f9f7 70 __I uint32_t STATUS;
<> 144:ef7eb2e8f9f7 71 } ADCReg_t,*AdcReg_pt;
<> 144:ef7eb2e8f9f7 72
<> 144:ef7eb2e8f9f7 73 #endif /* ADC_MAP_H_ */