STC micro STC8A8K64D4 Series Reference Manual page 47

STC8A8K64D4 Series Manual
sfr P2M0
sfr P3M1
sfr P3M0
sfr P4M1
sfr P4M0
sfr P5M1
sfr P5M0
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;
P_SW2 = 0x00;
// P_SW2 = 0x10;
// P_SW2 = 0x20;
// P_SW2 = 0x30;
while (1);
}
Assembly code
; Operating frequency for test is 11.0592MHz
P_SW2 DATA
P0M1 DATA
P0M0 DATA
P1M1 DATA
P1M0 DATA
P2M1 DATA
P2M0 DATA
P3M1 DATA
P3M0 DATA
P4M1 DATA
P4M0 DATA
P5M1 DATA
P5M0 DATA
ORG
LJMP
ORG
MAIN:
MOV
MOV
MOV
MOV
MOV
MOV
= 0x96;
= 0xb1;
= 0xb2;
= 0xb3;
= 0xb4;
= 0xc9;
= 0xca;
0BAH
093H
094H
091H
092H
095H
096H
0B1H
0B2H
0B3H
0B4H
0C9H
0CAH
0000H
MAIN
0100H
SP, #5FH
P0M0, #00H
P0M1, #00H
P1M0, #00H
P1M1, #00H
P2M0, #00H
//SCL/P1.5, SDA/P1.4
//SCL_2/P2.5, SDA_2/P2.4
//SCL_3/P7.7, SDA_3/P7.6
//SCL_4/P3.2, SDA_4/P3.3
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