EM6520 EM Microelectronic, EM6520 Datasheet - Page 38

• Manufacturer Part Number: EM6520
• Description: MFP version of EM6620 Ultra Low Power Microcontroller 4x8 LCD Driver
• Manufacturer: EM Microelectronic

Figure 27. LCD Multiplexing Waveform
EM Microelectronic-Marin SA CH-2074 Marin, Switzerland, Tel. [phone], Fax. [phone]
38
COM1
COM2
COM3
COM4
SEG[1]
SEG[2]
SEG[3]
SEG[4]
SEG[5]
value =
hex 0
value =
hex 1
value =
hex 2
value =
hex 4
value =
hex 8
CkLcd
Frame
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
VL3
VL2
VL1
V
SS
SS
SS
SS
SS
SS
SS
SS
SS
value =
hex 0
value =
hex 1
value =
hex 2
value =
hex 4
value =
hex 8
SEG[2
SEG[4]
SEG[5]
SEG[1
SEG[3
COM1
COM4
COM3
COM1
COM2
COM1
COM2
COM3
COM4
-
-
-
-
-
]
]
]
VL3
VL2
VL1
V
-VL1
-VL2
-VL3
VL3
VL2
VL1
V
-VL1
-VL2
-VL3
VL3
VL2
VL1
V
-VL1
-VL2
-VL3
VL3
VL2
VL1
V
-VL1
-VL2
-VL3
VL3
VL2
VL1
V
-VL1
-VL2
-VL3
SS
SS
SS
SS
SS
SEG[1]
© EM Microelectonic-Marin SA , 12/98 Rev. A/246
SEG[2]
A COMPANY OF
SEG[3]
EM6520
SEG[4]
SEG[5]