handle master side communication of openIMU300ZI module

Dependencies:   mbed

Dependents:   VDU_2021

Revision:
4:a2becd590d99
Parent:
3:8552e26cd162
Child:
5:e71931fcae33
--- a/imu_driver.hpp	Sun Nov 17 06:39:11 2019 +0000
+++ b/imu_driver.hpp	Sun Nov 17 06:41:20 2019 +0000
@@ -54,7 +54,7 @@
  *         According to [openIMU300ZI SPI framework](https://openimu.readthedocs.io/en/latest/software/SPImessaging.html):
  *              
  *           - Data transferred in 16-bit word-length and MSB-first
- *           - fCLK ≤ 2.0 MHz
+ *           - fCLK <= 2.0 MHz
  *           - CPOL = 1 (clock polarity) and CPHA = 1 (clock phase)
  *
  *  @tparam spi     SPI comm instance, ImuDriver currently support only SPI framework