TRIS PROBLEM

[LSIS]

[code]
// ISD25120 TO PIC18F452 ADDRESS PINS. //
#BIT ISDADRS0 = 0XF82.0
#BIT ISDADRS1 = 0XF84.2
#BIT ISDADRS2 = 0XF84.1
#BIT ISDADRS3 = 0XF84.0
#BIT ISDADRS4 = 0XF80.5
#BIT ISDADRS5 = 0XF80.4
#BIT ISDADRS6 = 0XF80.3
#BIT ISDADRS7 = 0XF80.2
#BIT ISDADRS8 = 0XF80.1
#BIT ISDADRS9 = 0XF80.0
// ISD25120 DIRECT ADDRESS MACRO FUNCTION. //
#define ISDADRS(x) \
ISDADRS0 = x & 1; \
ISDADRS1 = (x >> 1) & 1; \
ISDADRS2 = (x >> 2) & 1; \
ISDADRS3 = (x >> 3) & 1; \
ISDADRS4 = (x >> 4) & 1; \
ISDADRS5 = (x >> 5) & 1; \
ISDADRS6 = (x >> 6) & 1; \
ISDADRS7 = (x >> 7) & 1; \
ISDADRS8 = (x >> 8) & 1; \
ISDADRS9 = (x >> 9) & 1

#use fast_io(A)
#use fast_io(b)
#use fast_io(c)
#use fast_io(d)
#use fast_io(e)

void main()
{

int16 x = 0;

SET_TRIS_A(0B11000000);
SET_TRIS_B(0B11111111);
SET_TRIS_C(0B10101110);
SET_TRIS_D(0B11100111);
SET_TRIS_E(0B11111000);

DO {
ISDADRS(x);
x=x+1;
delay_ms(10);
}
WHILE (x<1024);
}

Why some out pins not function when i use simulation on proteus?

[SherpaDoug]

Can you tell us which pins don't work? Might they be used by other processor functions like UART, SPI, or A/D? You may have to disable the other function to use the pin as general I/O.
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