bg320240b 1 feature mechanical data item module dimension viewing area dot size dot pitch standard value unit mm mm mm mm 157.5 x 120.2 122 x 92 0.34 x 0.34 0.36 x 0.36 dimension bo lymin 1. smt pcb with metal frame 2. built-in controller sed1335 3. +5v power supply 4. 1/240 duty cycle 5. option: led edge/white b/l, el 6. o ption: negative voltage ( built-in, external ) 7. option: touch panel 8. option: 80 series mpu interfance input voltage supply current lcd driving voltage ccfl starting voltage voltage vdd idd vdd-vo vfls vfld vdd = +5v vdd = +5v 25 c 5.0 18 22.2 600 260 v ma v vrms vrms typical value electronic characteristics o 25 c o 25 c o item symbol condition unit pin assignment pin symbol function 1 2 3 4 5 6 7~14 power supply (gnd) +5v(+3v option) contrast adjustment enable signal read /write signal data / iinstruction vss vdd vo e r/w ao db0-7 15 16 reset signal /cs /rst 17 18 negative voltage output -25v frame ground vee fgnd data bus line chip select ccfl driving current ifld 5.0 marms vfld=260 vrms/ 30khz ccfl driving 19 20 no connection display off nc /disp off 9. option: +3v signal power supply
|
