W742E Datasheet, PDF (2/60 Pages) Winbond – 4 BIT MICROCONTROLLER

W742E/C811
5.16.1 Hold Mode Release Enable Flag (HEF, HEFD)..............................................................29
5.16.2 Interrupt Enable Flag (IEF) .............................................................................................29
5.16.3 Port Enable Flag (PEF, P1EF)........................................................................................30
5.16.4 Hold Mode Release Condition Flag (HCF, HCFD) .........................................................30
5.16.5 Event Flag (EVF,EVFD)..................................................................................................31
5.17 Reset Function ................................................................................................................32
5.18 Input/Output Ports RA, RB & P0......................................................................................32
5.18.1 Port Mode 0 Register (PM0) ...........................................................................................33
5.18.2 Port Mode 1 Register (PM1) ...........................................................................................34
5.18.3 Port Mode 2 Register (PM2) ...........................................................................................34
5.18.4 Port Mode 6 Register (PM6) ...........................................................................................34
5.18.5 Serial I/O Interface..........................................................................................................35
5.19 Input Ports RC .................................................................................................................37
5.19.1 Port Status Register 0 (PSR0)........................................................................................39
5.20 Input Ports RD .................................................................................................................39
5.20.1 Port Status Register 1 (PSR1)........................................................................................40
5.21 Output Port RE & RF .......................................................................................................41
5.22 Input Port P1....................................................................................................................41
5.23 DTMF Output Pin (DTMF) ...............................................................................................41
5.23.1 DTMF register.................................................................................................................42
5.23.2 Dual Tone Control Register (DTCR) ...............................................................................42
5.24 MFP Output Pin (MFP) ....................................................................................................42
5.25 LCD Controller/Driver ......................................................................................................44
5.25.1 LCD RAM addressing method ........................................................................................45
5.25.2 LCD voltage and contrast adjusting................................................................................46
5.25.3 SEG32-SEG39 using as DC output (NMOS open drain type) ........................................47
5.25.4 The output waveforms for the LCD driving mode ...........................................................47
6. ABSOLUTE MAXIMUM RATINGS ...............................................................................................48
7. DC CHARACTERISTICS..............................................................................................................48
8. AC CHARACTERISTICS..............................................................................................................49
9. INSTRUCTION SET TABLE.........................................................................................................50
10. PACKAGE DIMENSIONS .............................................................................................................59
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