| sbit RS = P2^6; | |
| sbit RW = P2^5; | |
| sbit E = P2^7; | |
| void delayMs(unsigned int i) | |
| { | |
| unsigned char t; | |
| while (i--) | |
| { | |
| for (t = 0; t < 120; t++); | |
| } | |
| } | |
| void cmd(unsigned char x) | |
| { | |
| RS = 0; | |
| RW = 0; | |
| P0 = x; | |
| E = 1; | |
| delayMs(1); | |
| E = 0; | |
| delayMs(1); | |
| } | |
| void dat(unsigned char x) | |
| { | |
| RS = 1; | |
| RW = 0; | |
| P0 = x; | |
| E = 1; | |
| delayMs(1); | |
| E = 0; | |
| delayMs(1); | |
| } | |
| void main(void) | |
| { | |
| delayMs(15); | |
| cmd(0x38); | |
| cmd(0x0C); | |
| cmd(0x06); | |
| cmd(0x01); | |
| delayMs(2); | |
| cmd(0x80); | |
| dat('M'); | |
| dat('C'); | |
| dat('U'); | |
| dat(':'); | |
| dat('8'); | |
| dat('0'); | |
| dat('5'); | |
| dat('1'); | |
| cmd(0xC0); | |
| dat('M'); | |
| dat('C'); | |
| dat('U'); | |
| dat(' '); | |
| dat('T'); | |
| dat('E'); | |
| dat('S'); | |
| dat('T'); | |
| while (1); | |
| } | |