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Recent content by chravi75

  1. C

    Laptop schematic here

    Does any one have Lenov0 W 520 Laptop schematics
  2. C

    sine wave ups with Lcd interface using 16F73

    Declaration for LCD is given at the last stage of program,hex file,schematic,pcb file posted
  3. C

    sine wave ups with Lcd interface using 16F73

    Asad bhai the file is too big to post ,if you need it please post your mail id
  4. C

    hex file for 16F73 inverter,diagram already posted

    attach this hex after last line,program it :101E00006F0882072034203420345334593453343B :101E1000543445344D3420344F3446344634203421 :101E20002034203444344934473449345434413420 :101E30004C34203448344F344D34453420345534F8 :101E4000503453342034203449344E3456344534DD...
  5. C

    hex file for 16F73 inverter,diagram already posted

    :020000003529a0 :08000800d5000308d3000a082b :10001000d4008a01831a0d28182855088312d500a8 :10002000831653088312d300831654088312d40016 :10003000a21a212881308316920083122213c5014f :10004000312803110b305902031d312803114808d0 :100050000319221303193128bf0022178316920aad...
  6. C

    sine wave ups with Lcd interface using 16F73

    diagram is already posted
  7. C

    sine wave ups with Lcd interface using 16F73

    yes i have i am unable to post the full file ,shortly i will post it
  8. C

    sine wave ups with Lcd interface using 16F73

    bcf BUZZER movlw 0XFF movwf r222 lp_210 decfsz r222,1 goto lp_210 DECFSZ R333,F GOTO LP_0 DECFSZ R444,1 GOTO GOLI_BUZZER BCF BUZZER MOVLW 0XFF MOVWF R444 CALL DELAY_2S btfsc INV_SW goto INVERTER_OFF CALL DELAY_2S btfsc INV_SW goto INVERTER_OFF CALL DELAY_2S...
  9. C

    sine wave ups with Lcd interface using 16F73

    ; SINE WAVE INVERTER WITH CHARGER ; With TABLE READ and 1XCCP OUT for PWM CD4081 Gated O/P ; Using PIC16F73 - WITH LCD ONLY LIST P=16F73, include "P16F73.inc" __FUSES _HS_OSC & _PWRTE_ON & _WDT_OFF & _CP_ALL errorlevel...
  10. C

    48v battery monitor the cutoff voltage 42v

    go to solar power u can find ckt with relay to cut at ur req voltage ur post u r mail id for sending file for pic mcu 16f72
  11. C

    [SOLVED] battery charging with sg3525 transformer(lamination) type

    dc dc converter can be used for any required voltage depeding upon tranformer,for high current requirements do not use regulators
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