void z80dart_channel::rcv_callback() { if (m_wr[3] & WR3_RX_ENABLE) { if (m_in_rxd_func.isnull()) receive_register_update_bit(get_in_data_bit()); else receive_register_update_bit(m_in_rxd_func()); } }
void i8251_device::receive_clock() { /* receive enable? */ if (m_command & (1<<2)) { //logerror("I8251\n"); /* get bit received from other side and update receive register */ if(m_in_rxd_func.isnull()) receive_register_update_bit(get_in_data_bit()); else receive_register_update_bit(m_in_rxd_func()); if (is_receive_register_full()) { receive_register_extract(); receive_character(get_received_char()); } } }