Johan Sebastian / FastPWM

Library that allows for higher resolution and speed than standard mbed PWM library using same syntax (drop-in replacement).

Dependencies:   RGBLed

Dependents:   Widgets

Device/FastPWM_STM_TIM_PinOut.cpp@17:8378bc456f0d, 2014-10-04 (annotated)

Committer:
jocis
Date:
Sat Oct 04 13:14:44 2014 +0000
Revision:
17:8378bc456f0d
Parent:
16:ec208b5ec0bb
Child:
19:ba7a5bf634b3
Added NUCLEO F103RB; adapted t 32/16 bit pwm struct for NUCLEO

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Sissors 13:cdefd9d75b64 1 #include "mbed.h"
Sissors 13:cdefd9d75b64 2
Sissors 13:cdefd9d75b64 3 #ifdef TARGET_NUCLEO_F030R8
Sissors 13:cdefd9d75b64 4 __IO uint32_t* getChannel(TIM_TypeDef* pwm, PinName pin) {
Sissors 13:cdefd9d75b64 5 switch (pin) {
Sissors 13:cdefd9d75b64 6 // Channels 1
Sissors 13:cdefd9d75b64 7 case PA_4: case PA_6: case PB_1: case PB_4: case PB_8: case PB_9: case PB_14: case PC_6: case PB_6: case PB_7:
Sissors 13:cdefd9d75b64 8 return &pwm->CCR1;
Sissors 13:cdefd9d75b64 9
Sissors 13:cdefd9d75b64 10 // Channels 2
Sissors 13:cdefd9d75b64 11 case PA_7: case PB_5: case PC_7:
Sissors 13:cdefd9d75b64 12 return &pwm->CCR2;
Sissors 13:cdefd9d75b64 13
Sissors 13:cdefd9d75b64 14 // Channels 3
Sissors 13:cdefd9d75b64 15 case PB_0: case PC_8:
Sissors 13:cdefd9d75b64 16 return &pwm->CCR3;
Sissors 13:cdefd9d75b64 17
Sissors 13:cdefd9d75b64 18 // Channels 4
Sissors 13:cdefd9d75b64 19 case PC_9:
Sissors 13:cdefd9d75b64 20 return &pwm->CCR4;
Sissors 13:cdefd9d75b64 21 }
Sissors 13:cdefd9d75b64 22 return NULL;
Sissors 13:cdefd9d75b64 23 }
Sissors 13:cdefd9d75b64 24 #endif
Sissors 13:cdefd9d75b64 25
jocis 15:49a7eff133b3 26 #if defined TARGET_NUCLEO_F401RE || defined TARGET_NUCLEO_F411RE
Sissors 13:cdefd9d75b64 27 __IO uint32_t* getChannel(TIM_TypeDef* pwm, PinName pin) {
Sissors 13:cdefd9d75b64 28 switch (pin) {
jocis 16:ec208b5ec0bb 29 // Channels 1 : PWMx/1
Sissors 13:cdefd9d75b64 30 case PA_0: case PA_5: case PA_6: case PA_8: case PA_15: case PB_4: case PB_6: case PC_6: case PA_7: case PB_13:
Sissors 13:cdefd9d75b64 31 return &pwm->CCR1;
Sissors 13:cdefd9d75b64 32
jocis 16:ec208b5ec0bb 33 // Channels 2 : PWMx/2
Sissors 13:cdefd9d75b64 34 case PA_1: case PA_9: case PB_3: case PB_5: case PB_7: case PC_7: case PB_0: case PB_14:
Sissors 13:cdefd9d75b64 35 return &pwm->CCR2;
Sissors 13:cdefd9d75b64 36
jocis 16:ec208b5ec0bb 37 // Channels 3 : PWMx/3
Sissors 13:cdefd9d75b64 38 case PA_2: case PA_10: case PB_8: case PB_10: case PC_8: case PB_1: case PB_15:
Sissors 13:cdefd9d75b64 39 return &pwm->CCR3;
Sissors 13:cdefd9d75b64 40
jocis 16:ec208b5ec0bb 41 // Channels 4 : PWMx/4
Sissors 13:cdefd9d75b64 42 case PA_3: case PA_11: case PB_9: case PC_9:
Sissors 13:cdefd9d75b64 43 return &pwm->CCR4;
Sissors 13:cdefd9d75b64 44 }
Sissors 13:cdefd9d75b64 45 return NULL;
Sissors 13:cdefd9d75b64 46 }
jocis 16:ec208b5ec0bb 47 #endif
jocis 16:ec208b5ec0bb 48
jocis 16:ec208b5ec0bb 49 #if defined TARGET_NUCLEO_F103RB
jocis 17:8378bc456f0d 50 __IO uint16_t* getChannel(TIM_TypeDef* pwm, PinName pin) {
jocis 16:ec208b5ec0bb 51 switch (pin) {
jocis 16:ec208b5ec0bb 52 // Channels 1 : PWMx/1
jocis 16:ec208b5ec0bb 53 case PA_6: case PA_8: case PA_15: case PB_4: case PC_6: case PB_13:
jocis 17:8378bc456f0d 54 return &pwm->CCR1;
jocis 16:ec208b5ec0bb 55
jocis 16:ec208b5ec0bb 56 // Channels 2 : PWMx/2
jocis 16:ec208b5ec0bb 57 case PA_1: case PA_7: case PA_9: case PB_3: case PB_5: case PC_7: case PB_14:
jocis 17:8378bc456f0d 58 return &pwm->CCR2;
jocis 16:ec208b5ec0bb 59
jocis 16:ec208b5ec0bb 60 // Channels 3 : PWMx/3
jocis 16:ec208b5ec0bb 61 case PA_2: case PA_10: case PB_0: case PB_10: case PC_8: case PB_15:
jocis 17:8378bc456f0d 62 return &pwm->CCR3;
jocis 16:ec208b5ec0bb 63
jocis 16:ec208b5ec0bb 64 // Channels 4 : PWMx/4
jocis 16:ec208b5ec0bb 65 case PA_3: case PA_11: case PB_1: case PB_11: case PC_9:
jocis 17:8378bc456f0d 66 return &pwm->CCR4;
jocis 16:ec208b5ec0bb 67 }
jocis 16:ec208b5ec0bb 68 return NULL;
jocis 16:ec208b5ec0bb 69 }
Sissors 13:cdefd9d75b64 70 #endif