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author hap <happppp@users.noreply.github.com>2022-04-01 10:34:17 +0200
committer hap <happppp@users.noreply.github.com>2022-04-01 10:34:17 +0200
commit7fce2e7908fbc28816c04ae613fa15bca857e58a (patch)
treea9d6b75428607ac6ae4c19e59bfdfbc1c77b5564
parent38dfe330889a23555e725285da77f3b5db60e972 (diff)
rw5000: update note about a4000
-rw-r--r--src/devices/cpu/rw5000/rw5000base.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/devices/cpu/rw5000/rw5000base.cpp b/src/devices/cpu/rw5000/rw5000base.cpp
index 5fda9b23a0c..85db1c822a2 100644
--- a/src/devices/cpu/rw5000/rw5000base.cpp
+++ b/src/devices/cpu/rw5000/rw5000base.cpp
@@ -4,7 +4,7 @@
Rockwell A/B5000 family MCU cores
-This MCU series sits between A4000 and the more publicly available PPS4/1.
+This MCU series is right before the more publicly available PPS4/1.
Known part numbers: A/B5000, A5300, A/B5500, A/B5900, B6000, B6100.
The latter two were manufactured for Mattel, with small modifications
useful for making handheld games. In fact, the programmer of the first
@@ -14,7 +14,9 @@ The main difference between Axxxx and Bxxxx is that B runs on low power,
there's also a small change with the way they output LEDs.
A5300 might not be in this series, the page size is 0x3f instead of 0x40.
-A4000 is similar, but too many differences to emulate in this device, probably.
+
+A4000 series came out around the same time (possibly even after A5000).
+It is similar, but too many differences to emulate in this device, probably.
*/