W742E816 Просмотр технического описания (PDF) - Winbond

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Компоненты Описание

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W742E816

4-BIT MICROCONTROLLER

Winbond 

W742E/C816

Deleted: SA5505

Deleted: W742C811

5.15.3

5.15.4

5.15.5

Port Enable Flag (PEF, P1EF) ..................................................................................... 27

Hold Mode Release Condition Flag (HCF, HCFD) ....................................................... 27

Event Flag (EVF, EVFD) .............................................................................................. 28

5.16 Reset Function.............................................................................................................. 29

5.17

Input/Output Ports RA, RB & P0................................................................................... 29

5.17.1 Port Mode 0 Register (PM0)......................................................................................... 30

5.17.2 Port Mode 1 Register (PM1)......................................................................................... 31

5.17.3 Port Mode 2 Register (PM2)......................................................................................... 31

5.17.4 Port Mode 6 Register (PM6)......................................................................................... 32

5.18 Serial I/O interface ........................................................................................................ 32

5.19 Input Ports RC .............................................................................................................. 35

5.19.1 Port Status Register 0 (PSR0)...................................................................................... 36

5.20 Input Ports RD .............................................................................................................. 36

5.20.1 Port Status Register 1 (PSR1)...................................................................................... 37

5.21 Output Port RE & RF .................................................................................................... 38

5.22 Input Port P1 ................................................................................................................. 38

5.23

DTMF Output Pin (DTMF) ............................................................................................ 38

5.23.1 DTMF Register ............................................................................................................. 39

5.23.2 Dual Tone Control Register (DTCR)............................................................................. 39

5.24

FSK Output ................................................................................................................... 40

5.24.1 FSK Transmit Control Register (FSKC)........................................................................ 41

5.24.2 FSK Transmit Data Buffer (FSKB)................................................................................ 41

5.25 MFP Output Pin (MFP) ................................................................................................. 41

5.26

LCD Controller/Driver ................................................................................................... 43

5.26.1 LCD RAM Addressing Method...................................................................................... 44

5.26.2 LCD Voltage and Contrast Adjusting ............................................................................ 44

5.26.3 SEG32 − SEG39 Using as DC Output (NMOS Open Drain Type) ............................... 46

5.26.4 The Output Waveforms for the LCD Driving Mode ....................................................... 46

6. ABSOLUTE MAXIMUM RATINGS............................................................................................ 47

7. DC CHARACTERISTICS .......................................................................................................... 47

8. AC CHARACTERISTICS .......................................................................................................... 48

9. INSTRUCTION SET TABLE ..................................................................................................... 49

10. PACKAGE DIMENSIONS ......................................................................................................... 57

11. REVISION HISTORTY.............................................................................................................. 58

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