Winbond W91550DN Series Manual Download Page 28

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W91550DN SERIES

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Timing Waveforms, continued

KID

OSCILLATION

PDP

IDP

MUTE

KID

IDP

T/P MUTE

HKS

OSC.

KEY IN

HPM MUTE

KMUTE

Figure 9. Mute Timing Diagram

HKS

OFF HOOK

ON HOOK

HFO

HPM MUTE

CHIP ENBLE

Low

High

HFI

T/P MUTE

HOLD KEY

Figure 10(a). Hold Timing Diagram

Note: The HOLD KEY cannot be enabled when the chip is disabled.

Summary of Contents for W91550DN Series

Page 1: ...trol Minimum tone output duration inter tone pause 87 87 mS Flash pause time 1 2 sec Flash break time 98 300 600 msec selectable by keypad Pause time 2 0 3 6 4 0 sec selectable by mask option Pulse to...

Page 2: ...DTMF 51 R2 4 1B 20 6C 36 B M 52 R3 5 1C 21 7A 37 TEST 53 R4 6 2A 22 7B 38 VDD 54 XT 7 2B 23 7C 39 HPM MUTE 55 XT 8 2C 24 8A 40 T P MUTE 56 HKS 9 3A 25 8B 41 ATS 57 HFI 10 3B 26 S M 42 DP 58 HFO 11 3C...

Page 3: ...e and tone mode dialing sequences and flash breaks Otherwise it is switched off HPM MUTE 39 O The HPM MUTE is a conventional CMOS inverter output During pulse dialing flash break hold and mercury mute...

Page 4: ...48 948 1216 1332 1472 0 28 0 52 0 47 0 74 0 57 0 30 0 34 VDD VSS 38 34 I Power input pins B M 36 I Make Break ratio select pin If B M VDD the M B ratio is 40 60 If B M VSS the M B ratio is 33 3 66 7 B...

Page 5: ...ontrol When the first key input after reset is 0 or 9 all the key inputs including 0 or 9 key become invalid and the chip generates no output The telephone is reinitialized by a reset The following ta...

Page 6: ...are 10 digit segment signal output terminals BLOCK DIAGRAM ROW COLUMN DTMF XT XT HKS MODE RAM COUNTER SYSTEM CLOCK GENERATOR LOCATION LATCH D A ROW COLUMN PROGRAMMABLE COUNTER DATA LATCH DECODER COM1...

Page 7: ...Save function key If the S M pin VDD MER Mercury code dialing If the S M pin VSS TIM Timer display key F1 F2 F3 Flash keys MUTE Secrecy control key H Hold function key R One key redial function Notes...

Page 8: ...e 1 OFF HOOK or ON HOOK HFI D1 D2 Dn E many times same as one time Mn or A Ln or Ln ON HOOK D1 D2 Dn will be stored in memory location Mn or Ln and will be dialed out 2 OFF HOOK or ON HOOK HFI E D1 D2...

Page 9: ...led out 2 MERCURY memory content D1 D2 Dn a OFF HOOK or ON HOOK HFI D1 D2 Dn MER D1 D2 Dn will be dialed out but the MER s contents can t be dialed out b OFF HOOK or ON HOOK HFI MER D1 D2 Dn will be d...

Page 10: ...o tone function timing diagram is shown in Figure 7 TIM OFF HOOK or ON HOOK HFI D1 D2 Dn or Redialing or Repertory dialing CONVERSATION TIM 1 If no key is pressed after dialing and ATS pin 1 the LCD w...

Page 11: ...g Repertory dialing 2 Normal dialing redialing or repertory dialing as represented by each rectangle above is treated as one sequence 3 At most 32 digits are allowed in cascaded dialing but there is n...

Page 12: ...g sequence or one complete repertory dialing sequence length up to 32 digits can be dialed The n 2 th sequence will not be accepted for cascaded dialing 4 After a total of 32 digits of cascaded dialin...

Page 13: ...0 3 2 V VCL 0 0 2 Common Output Current ICH VCOM 3 0V VO VCOM 0 4V 20 A ICL VCOM 0 0V VO 0 4V 20 Segment Output Voltage VSH 2 8 3 0 3 2 V VSL 0 0 2 Segment Output Current ISH VSEG 3 0V VO SEG 0 4V 5...

Page 14: ...dialing TIDP 10 ppS 800 mS Make Break Ratio M B B M VDD 40 60 B M VSS 33 67 Tone Output Duration TTD Auto dialing 87 mS Intertone Pause TITP Auto dialing 87 mS F1 600 Flash Break Time TFB F2 300 mS F...

Page 15: ...HFI switch Here tone mode was selected Dial 0123456789 and 56 Note In tone mode the tone mark the dot of digit_9 will be lit B Redialing Save Dialing One Touch Dialing Press the R P or R or SAVE or Mn...

Page 16: ...eck a Blinking Off hook or press the HFI switch In which case the handfree mode is selected and M3 035P770066 Press the CHK key Press the M3 key Note In handfree mode the handfree mark the dot of digi...

Page 17: ...igits Any key except F1 F2 and F3 keys Display 11 16 digits F Timer Function a Off hook or press HFI switch then press the TIM key Display last calling time 774926 After dialing 774926 press the TIM k...

Page 18: ...tart counting up Press the CHK key M3 035P770066 Press the M3 key Blinking The system will return to timer mode after 6 seconds Timer counts up continuously Press the F1 F2 or F3 key If the flash func...

Page 19: ...DATA 2 3 4 P T P 5 6 7 8 9 E CHECK A F 0 1 L Hold Icon6 Mercury Icon10 Handfree Icon7 Timer Icon8 Tone Icon9 Flash Icon5 Mute Icon4 Pause Icon3 Dailing Icon1 In use Icon2 Notes 1 The icon1 to icon10...

Page 20: ...SERIES 20 LCD PANEL PATTERN 1 A 1 C 1 B 2 2 2 3 3 3 4 4 4 5 5 5 6 6 6 7 7 7 8 8 8 9 9 9 SEG COM 1 0 A 1 0 C 1 0 B C O M C O M C 1 2 3 O M C O M C O M C 1 2 3 O M A C B A C B A C B A C B A C B A C B A...

Page 21: ...ION TPDP T P MUTE DP B M TIDP TIDP TKID KEY IN TMD TIDP TKRD 300mS 600mS Figure 1 a Normal Dialing Timing Diagram Pulse Mode without Lock Function 3 3 2 HKS HPM MUTE DTMF OSC Low OSCILLATION T P MUTE...

Page 22: ...P M B R P TKID TIDP M B M B TMD TPDP TIDP 600mS Figure 1 c Auto Dialing Timing Diagram Pulse Mode without Lock Function T P MUTE HKS DTMF OSC DP KEY IN Low OSCILLATION HPM MUTE R P TKID TIDP M B TIDP...

Page 23: ...DP KID T KEY IN High TITP TTD TITP KRD T KRD T KRD T KID T TITP 300mS 600mS Figure 2 a Normal Dialing Timing Diagram Tone Mode without Lock Function T P MUTE HKS HPM MUTE DTMF OSC Low OSCILLATION DP...

Page 24: ...ION KID T High TITP TTD TITP R P 600mS OHD T Figure 2 c Auto Dialing Timing Diagram Tone Mode without Lock Function T P MUTE HKS HPM MUTE DTMF OSC DP KEY IN Low OSCILLATION High TITP TTD TITP R P OHD...

Page 25: ...iming Waveforms continued T P MUTE HKS DTMF OSC DP KEY IN R Low OSCILLATION HPM MUTE TKID TIDP M B M B TMD TPDP TIDP TRB TRP Low Figure 3 One key Redial Timing Diagram T P MUTE HKS HFO OSC DP HFI HPM...

Page 26: ...OSCILLATION DP KEY IN HPM MUTE B MCR M TKID TPDP B M TIDP TITP TP Figure 5 Mercury Function Timing Diagram B 3 2 M TKID Low OSCILLATION TPDP B M TIDP TIDP TB TMD 3 TIDP R P TP T P MUTE HKS HPM MUTE D...

Page 27: ...continued B 4 2 M TKID OSCILLATION TPDP B M TIDP TIDP 8 TITP T TP T P MUTE DTMF HKS OSC DP KEY IN HPM MUTE Figure 7 Pulse to tone Timing Diagram T P MUTE HKS DTMF OSC DP KEY IN HPM MUTE F F TKID Low O...

Page 28: ...IDP TIDP 2 MUTE MUTE B M TKID TKID TIDP T P MUTE HKS OSC DP KEY IN HPM MUTE KMUTE Figure 9 Mute Timing Diagram HKS OFF HOOK ON HOOK HFO HPM MUTE CHIP ENBLE Low High HFI T P MUTE HOLD KEY Figure 10 a H...

Page 29: ...iagram Note The HFI and HOLD KEY inputs will toggle the HFO signal as soon as either HFI or HOLD KEY is activated the HFO signal will go high and previous activated inputs will be ignored T P MUTE HOL...

Page 30: ...OSC OSCILLATION TPDP DP B M TIDP TIDP KEY IN HPM MUTE 300 mS TFKD Figure 11 First Key in Delay Timing Diagram T P MUTE F3 F3 HKS TKID DTMF OSC Low OSCILLATION DP B M TIDP KEY IN TFP TFP TFB 3 Low HPM...

Page 31: ...9 60 1127 00 2 COM3 1374 60 1322 70 18 6A 1359 60 1281 50 3 1A 1359 60 1052 80 19 6B 1117 60 1384 60 4 1B 1359 60 905 20 20 6C 970 00 1384 60 5 1C 1359 60 741 40 21 7A 811 00 1384 60 6 2A 1359 60 593...

Page 32: ...1 CN 617 50 1369 20 46 C3 1333 60 853 10 62 COM1 757 50 1369 20 47 C4 1333 60 1009 10 63 COM2 908 20 1369 20 48 C5 1333 60 1182 10 64 LOCK 1052 60 1369 20 Headquarters No 4 Creation Rd III Science Bas...

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