In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Bugg wrote:

[code]
TRIS_A = %1111   'Set all pins to input
TRIS_B = %01111111  'Set RB0-RB6 as input RB7 as output
TRIS_C = %00000000  'Set all pins to output
ST_B = %01111111  'Set all RB outputs to schmidt trigger
PLP_A = %1111   'Set all pullups on
PLP_B = %01111111  'Pullup pins RB0-RB6 
[/code]
I just read(and this helped me alot with my own program) that the ST and PLP registers use 1 to disable, 0 to enable.
 

From one SX'er to another,

RoboGeek

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