C++ (Cpp) pia_1_ca2_w示例

示例#1

文件： nyny.c 项目： cdenix/ps3-mame-0125

static INTERRUPT_GEN( update_pia_1 )
{
	/* update the different PIA pins from the input ports */

	/* CA1 - copy of PA0 (COIN1) */
	pia_1_ca1_w(machine, 0, input_port_read_indexed(machine, 0) & 0x01);

	/* CA2 - copy of PA1 (SERVICE1) */
	pia_1_ca2_w(machine, 0, input_port_read_indexed(machine, 0) & 0x02);

	/* CB1 - (crosshatch) */
	pia_1_cb1_w(machine, 0, input_port_read_indexed(machine, 5));

	/* CB2 - NOT CONNECTED */
}

示例#2

文件： spiders.cpp 项目： cyberkni/276in1JAMMA

int spiders_timed_irq(void)
{
	/* Update CA1 on PIA1 - copy of PA0 (COIN1?) */
	pia_1_ca1_w(0 , input_port_0_r(0)&0x01);

	/* Update CA2 on PIA1 - copy of PA0 (PS2) */
	pia_1_ca2_w(0 , input_port_0_r(0)&0x02);

	/* Update CA1 on PIA1 - copy of PA0 (COIN1?) */
	pia_1_cb1_w(0 , input_port_6_r(0));

	/* Update CB2 on PIA1 - NOT CONNECTED */

	return ignore_interrupt();
}