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Diffstat (limited to 'src/devices/bus/intellec4/tapereader.h')
-rw-r--r--src/devices/bus/intellec4/tapereader.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/devices/bus/intellec4/tapereader.h b/src/devices/bus/intellec4/tapereader.h
index 9149049c27e..baba85dde73 100644
--- a/src/devices/bus/intellec4/tapereader.h
+++ b/src/devices/bus/intellec4/tapereader.h
@@ -7,6 +7,10 @@ The monitor PROM has support for loading BNPF or Intel HEX from this
device (use J command to select it), but it doesn't appear in any
catalogues or manuals I've seen. Apparently it was announced in
Computerworld.
+
+In practice you needed a GPIO card (e.g. an imm4-60) to talk to the
+paper taper reader. To simplify configuration we emulate the I/O
+interface and paper tape reader as a single device.
*/
#ifndef MAME_BUS_INTELLEC4_TAPEREADER_H
#define MAME_BUS_INTELLEC4_TAPEREADER_H