summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorZYH <[email protected]>2018-06-29 11:04:48 +0800
committerGitHub <[email protected]>2018-06-29 11:04:48 +0800
commitea0e9b259df224730dedc369293115a11ccd2c35 (patch)
treec94dfdc74230879b16212f2f82fffd2cdc7428c4
parent614b2e389c682d218711692aecc93fef39ec5ac2 (diff)
parent4a915c33c4984d2a18e844a6b7908ec581386f74 (diff)
Merge pull request #1582 from neverxie/stm32-f4xx-bsp
fixed two bugs in drv_gpio.c
-rw-r--r--bsp/stm32f4xx-HAL/drivers/drv_gpio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/bsp/stm32f4xx-HAL/drivers/drv_gpio.c b/bsp/stm32f4xx-HAL/drivers/drv_gpio.c
index 4906315ddd..c028f7bac0 100644
--- a/bsp/stm32f4xx-HAL/drivers/drv_gpio.c
+++ b/bsp/stm32f4xx-HAL/drivers/drv_gpio.c
@@ -32,7 +32,7 @@
static GPIO_TypeDef * get_st_gpio(rt_uint16_t gpio_pin)
{
- switch(gpio_pin >> 8)
+ switch(gpio_pin & 0xFF00)
{
case A:
#ifdef GPIOA
@@ -87,7 +87,7 @@ static GPIO_TypeDef * get_st_gpio(rt_uint16_t gpio_pin)
static void drv_clock_enable(rt_uint16_t gpio_pin)
{
- switch(gpio_pin >> 8)
+ switch(gpio_pin & 0xFF00)
{
case A:
#ifdef __HAL_RCC_GPIOA_CLK_ENABLE