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M37280MF Datasheet, PDF (20/178 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER | |||
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MITSUBISHI MICROCOMPUTERS
M37280MFâXXXSP, M37280MKâXXXSP
M37280EKSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
Register
Processor status register (PS)
Program counter (PCH)
Program counter (PCL)
Bit allocation
:
: Name
Function bit
: No function bit
0 : Fix to this bit to â0â
(do not write to â1â)
1 : Fix to this bit to â1â
(do not write to â0â)
Bit allocation
b7
NV TBD I Z
State immediately after reset
0 : â0â immediately after reset
1 : â1â immediately after reset
? : Indeterminate immediately
after reset
State immediately after reset
b0 b7
b0
C ? ? ? ?? 1? ?
Contents of address FFFF16
Contents of address FFFE16
Fig. 12.2.8 Internal State of Processor Status Register and Program Counter at Reset
Rev. 1.0
20
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