diff options
Diffstat (limited to 'src/driver/max44006.cc')
-rw-r--r-- | src/driver/max44006.cc | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/driver/max44006.cc b/src/driver/max44006.cc new file mode 100644 index 0000000..a61e7df --- /dev/null +++ b/src/driver/max44006.cc @@ -0,0 +1,71 @@ +#include "driver/max44006.h" +#include "arch.h" +#if defined(MULTIPASS_ARCH_HAS_I2C) && !defined(DRIVER_SOFTI2C) +#include "driver/i2c.h" +#else +#include "driver/soft_i2c.h" +#endif + +signed char MAX44006::setup() +{ + txbuf[0] = 0; + txbuf[1] = 0; + i2c.xmit(2, txbuf, 0, rxbuf); + + arch.delay_us(10); + + txbuf[0] = 0x01; + txbuf[1] = 0x20; + i2c.xmit(2, txbuf, 0, rxbuf); + + arch.delay_us(10); + + txbuf[0] = 0x02; + txbuf[1] = 0x02; + i2c.xmit(2, txbuf, 0, rxbuf); + + return 0; +} + +void MAX44006::wakeup() +{ + txbuf[0] = 0; + txbuf[1] = 0; + i2c.xmit(2, txbuf, 0, rxbuf); +} + +void MAX44006::sleep() +{ + txbuf[0] = 0x00; + txbuf[1] = 0x08; + + i2c.xmit(2, txbuf, 0, rxbuf); +} + +float LM75::getTemp() +{ + txbuf[0] = 0; + rxbuf[0] = 0; + rxbuf[1] = 0; + i2c.xmit(address, 1, txbuf, 2, rxbuf); + + return rxbuf[0] + (rxbuf[1] / 256.0); +} + +void LM75::setOS(unsigned char os) +{ + txbuf[0] = 0x03; + txbuf[1] = os; + txbuf[2] = 0; + i2c.xmit(address, 3, txbuf, 0, rxbuf); +} + +void LM75::setHyst(unsigned char hyst) +{ + txbuf[0] = 0x02; + txbuf[1] = hyst; + txbuf[2] = 0; + i2c.xmit(address, 3, txbuf, 0, rxbuf); +} + +MAX44006 max44006(0x45); |