EM6520 EM Microelectronic, EM6520 Datasheet - Page 5

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

Figure 3. Typical configuration
1.1 Programming Connections
The EM6520 can be programmed using the standard EM MFP programming box for 4 bit uControllers. The
interface signals are listed in the table below. The circuit can be programmed on the programming box or
directly on the PCB . For more information please refer to the MFP programmer’s manual.
Copyright  2002, EM Microelectronic-Marin SA
Chip
20
29
30
31
32
33
QFP
37
10
11
44
5
6
8
C 1
C 1
C 1
C 2
C 2
DIL
40
29
39
40
1
3
5
QFP
27
32
V L 1
V L 2
V L 3
C 1 A
C 1 B
C 2 A
C 2 B
P o rt A
P o rt B
4
5
6
7
8
Signal Name
VBAT=VDD
Qout / Osc2
Qin / Osc1
L C D D is p la y
C O M [4 :1 ]
Vreg
VSS
Test
E M 6 5 2 0
S E G [8 :1 ]
Internal voltage regulator
Negative power supply
Internal pull-down 15k
Positive power supply
Input test terminal
Crystal terminal
Crystal terminal
Function
5
Q IN
c rys ta l
Usually 1 in MFP mode, 0 resets the
MFP interface
Q O U T
V D D (V B A T )
MFP Connection, Reference terminal
MFP power Connection, adapts the
MFP Serial Data Input / Output
Oscillator voltage to VBAT
V re g
T e s t
V S S
MFP Power Connection
MFP serial Clock Input
Remarks
a ll C a p a c ito rs 1 0 0 n F
www.emmicroelectronic.com
EM6520
C 3
C 4
03/02 REV. D/449