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Add Buffer.get/setNumber and i2c methods

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This commit is contained in:
Michal Moskal
2016-04-04 19:02:40 -07:00
parent 61fd28d840
commit bd7430b642
6 changed files with 174 additions and 18 deletions
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35
libs/microbit/pins.cpp
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@ -195,25 +195,24 @@ namespace pins {
{
return ManagedBuffer(size).leakData();
}
/**
* Read `size` bytes from a 7-bit I2C `address`.
*/
//% repeat.defl=0
Buffer i2cReadBuffer(int address, int size, bool repeat)
{
Buffer buf = createBuffer(size);
uBit.i2c.read(address << 1, (char*)buf->payload, size, repeat);
return buf;
}
// TODO:
void i2cReadBuffer(int address, RefBuffer *buf)
/**
* Write bytes to a 7-bit I2C `address`.
*/
//% repeat.defl=0
void i2cWriteBuffer(int address, Buffer buf, bool repeat)
{
uBit.i2c.read(address << 1, buf->cptr(), buf->size());
}
void i2cWriteBuffer(int address, RefBuffer *buf)
{
uBit.i2c.write(address << 1, buf->cptr(), buf->size());
}
int i2cReadRaw(int address, char *data, int length, int repeated)
{
return uBit.i2c.read(address, data, length, repeated);
}
int i2cWriteRaw(int address, const char *data, int length, int repeated)
{
return uBit.i2c.write(address, data, length, repeated);
uBit.i2c.write(address << 1, (char*)buf->payload, buf->length, repeat);
}
}