only test purpose not official

Revision:
9:e0759c34eb93
Parent:
8:16e88babd42a
--- a/LSM9DS1.h	Mon Jun 19 02:25:48 2017 +0000
+++ b/LSM9DS1.h	Fri Feb 07 00:53:14 2020 +0000
@@ -246,7 +246,8 @@
     *  gyro, 119 Hz for accelerometer, 80 Hz for magnetometer.
     *  Use the return value of this function to verify communication.
     */
-    bool begin(gyro_scale gScl = G_SCALE_2000DPS,
+    /* bool begin(gyro_scale gScl = G_SCALE_2000DPS, */
+    uint16_t begin(gyro_scale gScl = G_SCALE_2000DPS,
                 accel_scale aScl = A_SCALE_8G, mag_scale mScl = M_SCALE_4GS,
                 gyro_odr gODR = G_ODR_119_BW_31, accel_odr aODR = A_ODR_119,
                 mag_odr mODR = M_ODR_80);