asteroid: Add coin counters, clarify leds

mamedev · Jan 25, 2018 · a1ca4d3 · a1ca4d3
1 parent b30d6d9
commit a1ca4d3
Showing 1 changed file with 14 additions and 2 deletions.
diff --git a/src/mame/machine/asteroid.cpp b/src/mame/machine/asteroid.cpp
@@ -96,12 +96,24 @@ READ8_MEMBER(asteroid_state::asteroid_DSW1_r)
 
 WRITE8_MEMBER(asteroid_state::asteroid_bank_switch_w)
 {
+	// 76------  not used
+	// --5-----  coin counter right coin
+	// ---4----  coin counter center coin
+	// ----3---  coin counter left coin
+	// -----2--  ramsel
+	// ------1-  start2 led
+	// -------0  start1 led
+
+	start1_led_w(BIT(data, 0));
+	start2_led_w(BIT(data, 1));
+
 	int bank = BIT(data, 2);
 	m_ram1->set_entry(bank);
 	m_ram2->set_entry(bank);
 
-	output().set_led_value(0, ~data & 0x02);
-	output().set_led_value(1, ~data & 0x01);
+	machine().bookkeeping().coin_counter_w(0, BIT(data, 3));
+	machine().bookkeeping().coin_counter_w(1, BIT(data, 4));
+	machine().bookkeeping().coin_counter_w(2, BIT(data, 5));
 }