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EM6622 Datasheet(PDF) 5 Page - EM Microelectronic - MARIN SA

Part No. EM6622
Description  Ultra Low Power Microcontroller with 4x32 LCD Driver
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Maker  EMMICRO [EM Microelectronic - MARIN SA]
Homepage  http://www.emmicroelectronic.com
Logo EMMICRO - EM Microelectronic - MARIN SA

EM6622 Datasheet(HTML) 5 Page - EM Microelectronic - MARIN SA

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EM6622
03/02 REV. C/445
Copyright
 2002, EM Microelectronic-Marin SA
5
www.emmicroelectronic.com
Chip
TQFP
64
DIL
64
Signal Name
Function
Remarks
46
51
43
PSP[0]
Input/output , open drain
serial port : SIN
parallel out terminal 0
Serial interface data in
or
parallel data[0] in/out
47
52
44
PSP[1]
Output , open drain
serial port : Ready/CS
parallel out terminal 1
Serial interface Ready CS
or
parallel data[1] in/out
48
53
45
PSP[2]
Output , open drain
serial port : SOUT
parallel out terminal 2
Serial interface data out
or
parallel data[2] in/out
49
54
46
PSP[3]
Input/output , open drain
serial port : SCLK
parallel out terminal 3
Serial interface clock I/O
or
parallel data[3] in/out
50
55
47
PB[0]
Input/output, open drain
port B terminal 0
Port B data[0] I/O or
Ck[1] output
51
56
48
PB[1]
Input/output, open drain
port B terminal 1
Port B data[1] I/O or
Ck[11] output
52
57
49
PB[2]
Input/output, open drain
port B terminal 2
Port B data[2] I/O or
Ck[16] output
53
58
50
PB[3]
Input/output, open drain
port B terminal 3
Port B data[3] I/O or
PWM output
54
59
51
PA[0]
Input port A terminal 0
TestVar 1 ; Event counter
55
60
52
PA[1]
Input port A terminal 1
TestVar 2
56
61
53
PA[2]
Input port A terminal 2
TestVar 3
57
62
54
PA[3]
Input port A terminal 3
Event counter, MSC start/stop
58
63
55
Buzzer
Output Buzzer terminal
59
64
56
Strobe
Output Strobe terminal
µP reset state or/and port B write
or sleep flag out
60
1
57
Vbat = VDD
Positive power supply
MFP Connection
61
2
58
Vreg
Internal voltage regulator
Connect to minimum 100nF,
MFP connection
62
3
59
Qin/Osc1
Crystal terminal 1
32 KHz crystal, MFP connection
63
4
60
Qout /Osc2
Crystal terminal 2
32 KHz crystal, MFP connection
64
5
61
VSS
Negative power supply
ref. terminal, MFP connection
Gray shaded areas : Terminals needed for MFP programming connections (VDD, Vreg, Qin, Qout, Test).
Figure 3. Typical Configuration
Cr y s ta l
LC D D is p la y
C1
C1
C1
C4
C3
Vr e g
V SS
Te s t
Re s e t
V DD ( V b a t)
S E G [32:1]
Q in
O out
C2
C2
C1 A
C1 B
C2 A
C2 B
C O M [4:1]
VL 1
VL 2
VL 3
E M 6622
A ll C apa cito rs 100 nF
Po r t A
S tr obe
B u zze r
Po r t B
Po r t S P


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