MDT2051 Datasheet, PDF (6/14 Pages) List of Unclassifed Manufacturers – 8-bit micro-controller uses a fully static CMOS design technology

MDT2051
(13) CPIO A (Control Port I/O Mode Register) : R85
“0”, I/O pin in output mode;
“1”, I/O pin in input mode.
(14) CPIO B (Control Port I/O Mode Register) : R86
“0”, I/O pin in output mode;
“1”, I/O pin in input mode.
(15) PSTA : R87
Bit Symbol
0 PRDB
1 PORB
Function
0:Power range-detector Reset occurred
1:No Power range-detector Reset Occurred
0:Power on Reset occurred
1:No Power on Reset occurred
(16) ADS1 ( A/D Status Register ) : R88
Bit Symbol
Function
1,0 PAVM1-0
00 : PA0 - 3 = analog input . VREF = VDD
01 : PA0 - 2 = analog input . PA3 =ref input, VREF =PA3
10 : PA0 - 1 = analog input. PA2-3 = digital I/O ,VREF = VDD
11 : PA0 - 3 = digital I/O , VREF = VDD
(17) Configurable options for EPROM (Set by writer) :
Oscillator Type
RC Oscillator
HFXT Oscillator
XTAL Oscillator
LFXT Oscillator
Watchdog Timer control
Watchdog timer disable all the time
Watchdog timer enable all the time
Power-range control
Power-range disable
Power-range enable
Oscillator-start Timer control
0ms
80ms
This specification are subject to be changed without notice. Any latest information please preview
http;//www.mdtic.com.tw
P. 6
2004/1 Ver. 1.8