Re: mmap and bit wise twiddling - Raspberry Pi

2012-05-02 Thread Thomas Heller
Am 02.05.2012 22:05, schrieb Thomas Heller: class GPIO(BitVector): def __init__(self, address, value=0xFF, nbits=8): self.address = address super(GPIO, self).__init__(value, nbits) def _get_value(self): "read an 8-bit value from the hardware as 8-bit integer"

Re: mmap and bit wise twiddling - Raspberry Pi

2012-05-02 Thread Thomas Heller
Am 02.05.2012 19:40, schrieb Petr Jakes: Hi, I am trying to work with HW peripherals on Raspberry Pi To achieve this, it is necessary read/write some values from/to the memory directly. I am looking for some wise way how to organize the bit twiddling. To set some specific bit, for example, it i

mmap and bit wise twiddling - Raspberry Pi

2012-05-02 Thread Petr Jakes
Hi, I am trying to work with HW peripherals on Raspberry Pi To achieve this, it is necessary read/write some values from/to the memory directly. I am looking for some wise way how to organize the bit twiddling. To set some specific bit, for example, it is necessary: - read 4 bytes string repr