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escc: add chipset docs

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Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
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Blue Swirl 2009-10-24 16:09:01 +00:00
parent bdb78cae61
commit 09330e90fe
1 changed files with 4 additions and 0 deletions
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4
hw/escc.c
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@ -38,6 +38,10 @@
//#define DEBUG_MOUSE
/*
* Chipset docs:
* "Z80C30/Z85C30/Z80230/Z85230/Z85233 SCC/ESCC User Manual",
* http://www.zilog.com/docs/serial/scc_escc_um.pdf
*
* On Sparc32 this is the serial port, mouse and keyboard part of chip STP2001
* (Slave I/O), also produced as NCR89C105. See
* http://www.ibiblio.org/pub/historic-linux/early-ports/Sparc/NCR/NCR89C105.txt