static unsigned char recv_byte(void) {
int i;
unsigned char byte=0;
for (i=7;i>=0;i--)
byte |= (recv_bit() << i);
return byte;
}
bool I2C<CL_t, DA_t>::send_byte(uint8_t data)
{
for (uint8_t i = 0; i < 8; ++i) {
send_bit(data & 0x80);
data += data;
}
DA::set();
return recv_bit() == false;
}
static int recv_ack(void)
{
unsigned int ack;
ack = (unsigned int)recv_bit();
scl_lo;
if (ack) {
do_idle();
printk(KERN_ERR "Error reading the Atmel 24C32/24C64 EEPROM \n");
return -1;
}
return ack;
}
uint8_t I2C<CL_t, DA_t>::recv_byte(bool nack)
{
uint8_t data;
DA::set();
for (uint8_t i = 0; i < 8; ++i) {
data += data;
if (recv_bit())
data |= 1;
}
send_bit(nack);
return data;
}
