kaspar/RIOT
1
0
Fork 0
mirror of https://github.com/RIOT-OS/RIOT.git synced 2025-12-27 15:31:17 +01:00
Code Releases Activity

board/nucleo-f446: add qdec

Browse Source 
TIM3 now use for QDEC instead of PWM,
TIM3 (PA6 & PA7 pins) and TIM4 (PB6 & PB7 pins) timers,

Signed-off-by: Yannick Gicquel <ygicquel@gmail.com>
This commit is contained in:
Yannick Gicquel 2018-02-24 18:13:32 +01:00
parent f15fbf13b3
commit 8d8cb71497
2 changed files with 34 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
boards/nucleo-f446/Makefile.features
View File

@ -7,6 +7,7 @@ FEATURES_PROVIDED += periph_rtc
FEATURES_PROVIDED += periph_spi
FEATURES_PROVIDED += periph_timer
FEATURES_PROVIDED += periph_uart
FEATURES_PROVIDED += periph_qdec
# load the common Makefile.features for Nucleo boards
include $(RIOTBOARD)/common/nucleo64/Makefile.features

43
boards/nucleo-f446/include/periph_conf.h
View File

@ -161,16 +161,6 @@ static const pwm_conf_t pwm_config[] = {
.af = GPIO_AF1,
.bus = APB1
},
{
.dev = TIM3,
.rcc_mask = RCC_APB1ENR_TIM3EN,
.chan = { { .pin = GPIO_PIN(PORT_B, 4), .cc_chan = 0 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 } },
.af = GPIO_AF2,
.bus = APB1
},
{
.dev = TIM8,
.rcc_mask = RCC_APB2ENR_TIM8EN,
@ -186,6 +176,39 @@ static const pwm_conf_t pwm_config[] = {
#define PWM_NUMOF (sizeof(pwm_config) / sizeof(pwm_config[0]))
/** @} */
/**
* @name QDEC configuration
* @{
*/
static const qdec_conf_t qdec_config[] = {
{
.dev = TIM3,
.max = 0xffffffff,
.rcc_mask = RCC_APB1ENR_TIM3EN,
.chan = { { .pin = GPIO_PIN(PORT_A, 6), .cc_chan = 0 },
{ .pin = GPIO_PIN(PORT_A, 7), .cc_chan = 1 } },
.af = GPIO_AF2,
.bus = APB1,
.irqn = TIM3_IRQn
},
{
.dev = TIM4,
.max = 0xffffffff,
.rcc_mask = RCC_APB1ENR_TIM4EN,
.chan = { { .pin = GPIO_PIN(PORT_B, 6), .cc_chan = 0 },
{ .pin = GPIO_PIN(PORT_B, 7), .cc_chan = 1 } },
.af = GPIO_AF2,
.bus = APB1,
.irqn = TIM4_IRQn
},
};
#define QDEC_0_ISR isr_tim3
#define QDEC_1_ISR isr_tim4
#define QDEC_NUMOF (sizeof(qdec_config) / sizeof(qdec_config[0]))
/** @} */
/**
* @name SPI configuration
*