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st2204, st2205u: More notes (nw)

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AJR 2019-11-04 09:22:01 -05:00
parent 1cdb4f82d0
commit aeaaeeb457
2 changed files with 3 additions and 3 deletions
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2
src/devices/cpu/m6502/st2204.cpp
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@ -13,7 +13,7 @@
* LCD controller (320x240 B/W or 240x160 4-gray)
* Serial peripheral interface
* UART (built-in BRG; RS-232 and IrDA modes)
* Direct memory access
* Direct memory access (1 channel)
* Power down modes (WAI-0, WAI-1, STP)
* Watchdog timer
* Low voltage detector

4
src/devices/cpu/m6502/st2205u.cpp
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@ -15,13 +15,13 @@
* Serial peripheral interface
* UART (built-in BRG; RS-232 and IrDA modes)
* USB 1.1 (separate control and bulk transfer endpoint buffers)
* Direct memory access
* Direct memory access (2 channels, optional XOR/OR/AND logic)
* NAND/AND Flash memory interface (includes ECC generator)
* Power down modes (WAI-0, WAI-1, STP)
* Watchdog timer
* Real time clock (seconds, minutes, hours with alarm interrupts)
* Low voltage detector with reset
* 512K ROM (may be disabled)
* 16K OTP ROM (may be disabled)
* 32K SRAM
One important difference between the ST2205U and almost every