diff options
Diffstat (limited to 'MakefileBasedBuild/app/mag.c')
-rw-r--r-- | MakefileBasedBuild/app/mag.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/MakefileBasedBuild/app/mag.c b/MakefileBasedBuild/app/mag.c deleted file mode 100644 index 0f218e8..0000000 --- a/MakefileBasedBuild/app/mag.c +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#define ADK_INTERNAL -#include "fwk.h" -#include "mag.h" -#include "I2C.h" - - - - -char magInit(void){ //1->success, 0->fail - - if(i2cSingleRead(1, 0x1E, 0x0A) != 0x48) return 0; //not found - if(i2cSingleRead(1, 0x1E, 0x0B) != 0x34) return 0; //not found - if(i2cSingleRead(1, 0x1E, 0x0C) != 0x33) return 0; //not found - - i2cSingleWrite(1, 0x1E, 0x00, 0x14); // No temp sensor - i2cSingleWrite(1, 0x1E, 0x01, 0x20); // Gain setting of 1.3 gauss - i2cSingleWrite(1, 0x1E, 0x02, 0x00); // Continuous conversion mode - - return 1; -} - -void magRead(int16_t* x, int16_t* y, int16_t* z) { - - while(!(i2cSingleRead(1, 0x1E, 0x09) & 1)); //wait - - if(x) *x = (int16_t)(((uint16_t)i2cSingleRead(1, 0x1E, 0x03) << 8) | (uint16_t)i2cSingleRead(1, 0x1E, 0x04)); - if(y) *y = (int16_t)(((uint16_t)i2cSingleRead(1, 0x1E, 0x05) << 8) | (uint16_t)i2cSingleRead(1, 0x1E, 0x06)); - if(z) *z = (int16_t)(((uint16_t)i2cSingleRead(1, 0x1E, 0x07) << 8) | (uint16_t)i2cSingleRead(1, 0x1E, 0x08)); -} |