This is working fine on the simmulator.

Do you think this should be ok on the real evboard???
I will test it tonigth at home.
Here is the code.
HOURS EQU 07Ch
MINUTES EQU 07Dh
SECONDS EQU 07Eh
TICKS EQU 07Fh
CRYSTAL EQU 11059000
TMRCYCLE EQU 12
TMR_SEC EQU CRYSTAL/TMRCYCLE
F20TH EQU 46079
RESET_VALUE EQU 19457
HRV EQU 76
LRV EQU 1


LJMP MAIN
ORG 001BH

PUSH ACC
PUSH PSW
CLR TR1
MOV TH1,#HRV
MOV TL1,#LRV
SETB TR1
DJNZ TICKS,EXIT_RTC
MOV TICKS,#20
INC SECONDS
MOV A,SECONDS
CJNE A,#60,EXIT_RTC
MOV SECONDS,#0
INC MINUTES
MOV A,MINUTES
CJNE A,#60,EXIT_RTC
MOV MINUTES,#0
INC HOURS


EXIT_RTC POP PSW
POP ACC
RETI

MAIN MOV TH1,#HRV
MOV TL1,#LRV
MOV TMOD,#10h
SETB TR1
MOV HOURS,#00
MOV MINUTES,#00
MOV SECONDS,#00
MOV TICKS,#20
SETB EA
SETB ET1
MOV P3,#00H
MOV P1,#00H
INICIO MOV R0,SECONDS
MOV P1,R0


LJMP INICIO

END