Driver for the AT42QT1070
Revision 2:cee8b532fc22, committed 2015-12-22
- Comitter:
- messi1
- Date:
- Tue Dec 22 21:45:00 2015 +0000
- Parent:
- 1:38001f05dab3
- Commit message:
- The driver is now working
Changed in this revision
include/at42qt1070.h | Show annotated file Show diff for this revision Revisions of this file |
src/at42qt1070.cpp | Show annotated file Show diff for this revision Revisions of this file |
diff -r 38001f05dab3 -r cee8b532fc22 include/at42qt1070.h --- a/include/at42qt1070.h Sun Dec 20 19:38:45 2015 +0000 +++ b/include/at42qt1070.h Tue Dec 22 21:45:00 2015 +0000 @@ -34,8 +34,6 @@ #define AT42QT1070_I2C_BUS 0 #define AT42QT1070_DEFAULT_I2C_ADDR 0x1b -namespace upm -{ /** * @brief Atmel* AT42QT1070 QTouch* Sensor library * @defgroup at42qt1070 libupm-at42qt1070 @@ -126,18 +124,18 @@ REG_DI5 = 51, REG_DI6 = 52, - REG_GUARD = 53, // FastOutDI/Max Cal/Guard channel - REG_LP = 54, // low power - REG_MAXON = 55, // max on duration + REG_GUARD = 53, // FastOutDI/Max Cal/Guard channel + REG_LP = 54, // low power + REG_MAXON = 55, // max on duration REG_CALIBRATE = 56, - REG_RESET = 57 + REG_RESET = 57 } AT42QT1070_REG_T; // detection register bits typedef enum { - DET_TOUCH = 0x01, + DET_TOUCH = 0x01, // 0x02-0x20 reserved - DET_OVERFLOW = 0x40, + DET_OVERFLOW = 0x40, DET_CALIBRATE = 0x80 } AT42QT1070_DET_T; @@ -148,7 +146,7 @@ * @param bus I2C bus to use * @param address Address for this sensor */ - AT42QT1070(PinName sda, PinName sck, int bus, uint8_t address = AT42QT1070_DEFAULT_I2C_ADDR); + AT42QT1070(PinName sda, PinName sck, uint8_t address = AT42QT1070_DEFAULT_I2C_ADDR); /** * AT42QT1070 destructor @@ -302,4 +300,3 @@ mbed::I2C _i2cPort; uint8_t _addr; }; -} \ No newline at end of file
diff -r 38001f05dab3 -r cee8b532fc22 src/at42qt1070.cpp --- a/src/at42qt1070.cpp Sun Dec 20 19:38:45 2015 +0000 +++ b/src/at42qt1070.cpp Tue Dec 22 21:45:00 2015 +0000 @@ -29,18 +29,16 @@ #include "at42qt1070.h" -using namespace upm; using namespace std; const uint8_t AVE_KEY_MAX = 6; const uint8_t AKS_KEY_MAX = 3; -AT42QT1070::AT42QT1070(PinName sda, PinName scl, int bus, uint8_t address): -_i2cPort(sda, scl) +AT42QT1070::AT42QT1070(PinName sda, PinName scl, uint8_t address) + :_i2cPort(sda, scl), + _addr(address<<1) { - _addr = address; - _i2cPort.frequency(400000); if (readChipID() != 0x2E) { @@ -48,8 +46,8 @@ } _buttonStates = 0; - _calibrating = false; - _overflow = false; + _calibrating = false; + _overflow = false; } //-------------------------------------------------------------------------------- @@ -85,7 +83,7 @@ { char data = 0; const char cmd = reg; - _i2cPort.write(_addr, &cmd, 1, true ); + _i2cPort.write(_addr, &cmd, 1); _i2cPort.read(_addr, &data, 1); return data; @@ -98,7 +96,7 @@ char data[] = {0, 0}; const char cmd = reg; - _i2cPort.write(_addr, &cmd, 1, true ); + _i2cPort.write(_addr, &cmd, 1); _i2cPort.read(_addr, data, 2); res = data[1]<<8 & data[0];