MDT10P74 Datasheet, PDF (6/24 Pages) Micon Design Technology Corporation – 8-bit micro-controller

(5) MSR (Memory Bank Select Register) R04
Memory Bank Select Register
0 00~7F(Bank0)
1 80~FF(Bank1)
b7
b6
b5
b4
b3
MDT10P74
b2
b1
b0
(6) PORT A
Indirect Addressing Mode
R05
PA5~PA0, I/O Register
(7) PORT B
R06
PB7~PB0, I/O Register
(8) PORT C
R07
PC7~PC0, I/O Register
(9) PORT D
R08
PD7~PD0, I/O Register
(10) PORT E R09
PE2~PE0, I/O Register
(11)PCHLAT R0A
(12) INTS (Interrupt Status Register) R0B
Bit Symbol
Function
0
RBIF ^{PORT B change interrupt flag. Set when PB <7 4> inputs change}
1
INTF Set when INT interrupt occurs. INT interrupt flag.
2
TIF
Set when TMR0 overflows.
3
RBIE ^{0 disable PB change interrupt}
1 enable PB change interrupt
4
INTS ^{0 disable INT interrupt}
1 enable INT interrupt
This specification are subject to be changed without notice. Any latest information
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P. 6
(Preliminary)
2005/6 Ver. 1.5