| ??? 02/09/07 13:10 Read: times |
#132350 - conection Responding to: ???'s previous message |
44780 controller
GND PIN 1 VCC PIN 2 Vlcd PIN 3 P1.1--->RS P1.2--->RW P1.3--->EN P2.0--->DB0(PIN 7 LCD) P2.1--->DB1 P2.2--->DB2 P2.3--->DB3 P2.4--->DB4 P2.5--->DB5 P2.6--->DB6 P2.7--->DB7 NO OTHER PORTS ARE CONNECTED WHEN I CHECK LCD with other board but with 89c52 microcontroller, program is work fine |
| Topic | Author | Date |
| LCD buffer | 01/01/70 00:00 | |
| schematic? | 01/01/70 00:00 | |
| conection | 01/01/70 00:00 | |
| differences | 01/01/70 00:00 | |
| board | 01/01/70 00:00 | |
| try to determine where the differences are... | 01/01/70 00:00 | |
| thank you | 01/01/70 00:00 | |
| timing and stability | 01/01/70 00:00 | |
SOLVED | 01/01/70 00:00 |