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Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.
If you are looking for a stable and tested release, please import one of the official mbed library releases:
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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
Last commit 20 Feb 2019 by 
mbed official
Diff: targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/i2c_api.c
- Revision:
- 227:7bd0639b8911
- Parent:
- 211:fb8edfff6ae1
- Child:
- 247:135e3186a638
--- a/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/i2c_api.c Wed Jun 11 09:45:09 2014 +0100
+++ b/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/i2c_api.c Wed Jun 11 16:00:09 2014 +0100
@@ -27,6 +27,7 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*******************************************************************************
*/
+#include "mbed_assert.h"
#include "i2c_api.h"
#if DEVICE_I2C
@@ -65,10 +66,7 @@
I2CName i2c_scl = (I2CName)pinmap_peripheral(scl, PinMap_I2C_SCL);
obj->i2c = (I2CName)pinmap_merge(i2c_sda, i2c_scl);
-
- if (obj->i2c == (I2CName)NC) {
- error("I2C error: pinout mapping failed.");
- }
+ MBED_ASSERT(obj->i2c != (I2CName)NC);
// Enable I2C clock
if (obj->i2c == I2C_1) {
@@ -93,6 +91,7 @@
}
void i2c_frequency(i2c_t *obj, int hz) {
+ MBED_ASSERT((hz == 100000) || (hz == 400000) || (hz == 1000000));
I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
// Common settings: I2C clock = 32 MHz, Analog filter = ON, Digital filter coefficient = 0
@@ -107,7 +106,6 @@
I2cHandle.Init.Timing = 0x0030040E; // Fast mode Plus with Rise Time = 60ns and Fall Time = 100ns
break;
default:
- error("Only 100kHz, 400kHz and 1MHz I2C frequencies are supported.");
break;
}
