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Diffstat (limited to 'src/devices/bus/intellec4/intellec4.h')
-rw-r--r--src/devices/bus/intellec4/intellec4.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/devices/bus/intellec4/intellec4.h b/src/devices/bus/intellec4/intellec4.h
index ee63b7a3b55..b7b2d8d8704 100644
--- a/src/devices/bus/intellec4/intellec4.h
+++ b/src/devices/bus/intellec4/intellec4.h
@@ -1,7 +1,7 @@
// license:BSD-3-Clause
// copyright-holders:Vas Crabb
/*
-INTELLEC® 4/MOD 40 Universal Slot
+INTELLEC® 4 Universal Slot
1 2 /TEST
GND 3 4 GND
@@ -82,6 +82,8 @@ I/O 0...I/O 3 I/O lines to 4289 on CPU board (bidirectional I/O data)
/USER RESET Input to control board, edge sensitive, wired or (cards should pull low to assert)
other pins connected between universal slots but not connected to CPU or control cards
+pins 73 and 74 are connected between cards but not otherwise used on MOD 4 systems
+interrupt request/acknowledge are supposedly connected somewhere on MOD 40 systems
*/
#ifndef MAME_BUS_INTELLEC4_INTELLEC4_H
#define MAME_BUS_INTELLEC4_INTELLEC4_H