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hi ,
here i had attached the schematic of eagle , it was giving error's when checking in ERC.
supply and output pins were mixed like that,
can u any one solve this problem in this schematic
thank you
regards
Rajesh
Hi ,
you made a mistake at the addressing the memory chip at reading and writing.
the has need to modify like below:
void eeprom_write(U16 mem_adr, U8 dat) //g_random_write(device addr,Local addr,data)
{
union LVAL
{
U32 LVAL;
U8 CVAL[4];
}LV;
LV.LVAL = mem_adr...
Hi
the problem has solved ,
solutions
1 . check whether the lcd segment pins are pull up or pull down or externally shorted to grounded or vdd
when a pullup is added the lcd bias voltage was boosted for vdd so the internal reference for contrast also varied hence it cant...
Hi
This is my code for segment lcd module
LCDPS=0x3A;
LCDCON=0x83;
LCDREF=0xC0;
LCDCST=0x07;
LCDSE0=0xFF;
LCDSE1=0X03;
LCDRL=0x50;//0x50;//0x51;/
clearAllSegments();
SEG3_A=1; // comm1
SEG3_D=0; // com2
SEG3_E=0; // com3
SEG3_F=0; // com 4...
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