_nop_(); //
IapIdle(); //Disable IAP function
}
void main()
{
P0M0 = 0x00;
P0M1 = 0x00;
P1M0 = 0x00;
P1M1 = 0x00;
P2M0 = 0x00;
P2M1 = 0x00;
P3M0 = 0x00;
P3M1 = 0x00;
P4M0 = 0x00;
P4M1 = 0x00;
P5M0 = 0x00;
P5M1 = 0x00;
IapErase(0x0400);
P0 = IapRead(0x0400); //P0=0xff
IapProgram(0x0400, 0x12);
P1 = IapRead(0x0400); //P1=0x12
while (1);
}
Assembly code
;Operating frequency for test is 11.0592MHz
IAP_DATA DATA 0C2H
IAP_ADDRH DATA 0C3H
IAP_ADDRL DATA 0C4H
IAP_CMD DATA 0C5H
IAP_TRIG DATA 0C6H
IAP_CONTR DATA 0C7H
IAP_TPS DATA 0F5H
IAP_OFFSET EQU 0F000H ; STC8A8K60S4
P0M1 DATA 093H
P0M0 DATA 094H
P1M1 DATA 091H
P1M0 DATA 092H
P2M1 DATA 095H
P2M0 DATA 096H
P3M1 DATA 0B1H
P3M0 DATA 0B2H
P4M1 DATA 0B3H
P4M0 DATA 0B4H
P5M1 DATA 0C9H
P5M0 DATA 0CAH
ORG 0000H
LJMP MAIN
ORG 0100H
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