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  Topic: rs485 link break when AC motor start
zafarkhan

Replies: 2
Views: 3507

PostForum: General CCS C Discussion   Posted: Wed Nov 07, 2007 8:17 am   Subject: rs485 link break when AC motor start
Hi
I made a counter with serial communication capabilities.
I have used pic16f877A and transiver is 75176. i have a laptop with usb to serial converter.
i have a problem that when a nearby mot ...
  Topic: microcontroller reset due to watchdog when we read eeprom
zafarkhan

Replies: 12
Views: 10974

PostForum: General CCS C Discussion   Posted: Fri Nov 02, 2007 2:21 am   Subject: thanks for the comments and here is the complete program
here is the complete program


#include

#device adc=8

#FUSES XT,PROTECT,NOLVP,WDT,PUT,BROWNOUT,CPD
#use delay(clock=4000000,RESTART_WDT)

#define eeprom_scl PIN_D6
#define eeprom_sda ...
  Topic: microcontroller reset due to watchdog when we read eeprom
zafarkhan

Replies: 12
Views: 10974

PostForum: General CCS C Discussion   Posted: Thu Nov 01, 2007 6:00 am   Subject: microcontroller reset due to watch dog
i am using pic16f877a
and compiler version is 3.2
  Topic: microcontroller reset due to watchdog when we read eeprom
zafarkhan

Replies: 12
Views: 10974

PostForum: General CCS C Discussion   Posted: Thu Nov 01, 2007 12:02 am   Subject: circuit restart due to watch dog
yes i have used it
#use delay(clock=4000000,RESTART_WDT)

if i omit read_eeprom all things fine but when i insert read eeprom for multiple reading of data eeprom . the whole circuit restart and res ...
  Topic: microcontroller reset due to watchdog when we read eeprom
zafarkhan

Replies: 12
Views: 10974

PostForum: General CCS C Discussion   Posted: Wed Oct 31, 2007 6:36 am   Subject: initial code due to which controller reset
#FUSES XT,PROTECT,NOLVP,WDT,PUT,BROWNOUT,CPD

set_tris_b(0X0); //
set_tris_D(0x80); //
set_tris_C(0x0); //
set_tris_A(0xFF); ...
  Topic: microcontroller reset due to watchdog when we read eeprom
zafarkhan

Replies: 12
Views: 10974

PostForum: General CCS C Discussion   Posted: Wed Oct 31, 2007 1:52 am   Subject: microcontroller reset due to watchdog when we read eeprom
microcontroller reset due to watch dog when we read internal eeprom
using READ_EEPROM(); to read calibration data at the time of start up
 
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