Electrolux GLMB209DB Service Manual page 25

Pin No. Signal I/O
25 P41 IN
26 P40 IN
27 RESET IN
28 P71 IN
29 P70 IN
30 XIN IN
31 XOUT OUT
32 VSS IN
33 P27 OUT
34 P26 OUT
35 P25 OUT
36 P24 OUT
37 P23 OUT
38 P22 OUT
39 P21 OUT
40 P20 OUT
41 P17 OUT
42-46 P16-P12 OUT
47-50 OUT
SEG25-SEG22
51-72 SEG21-SEG0 OUT
Signal similar to AN3.
When either G11 line on key matrix is touched, a corresponding signal will be input into
P41.
Connected to GND through the pull-down resistor.
Auto clear terminal.
Signal is input to reset the LSI to the initial state when power is applied.
Signal similar to AN3.
When either G10 line on key matrix is touched, a corresponding signal will be input into
P71.
Signal similar to ANI3.
When either G9 line on key matrix is touched, a corresponding signal will be input into P70.
Internal clock oscillation frequency control input setting.
The internal clock frequency is set by inserting the ceramic filter oscillation circuit with
respect to XOUT terminal.
Internal clock oscillation output.
Output to control oscillation input to XIN.
Power source voltage : -5.0V.
The power source voltage to the drive LSI is input to VSS terminal.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G8 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G7 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G6 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G5 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G4 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G3 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G2 line keys on key matrix is touched.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P70, P71, P41, P45, P47
and AN3 terminal while one of G1 line keys on key matrix is touched.
Back light signal. (Light emitting diodes) driving signal
Terminal not used.
Terminal not used.
Segment data signal.
23
Description
GLMB209DB
GLMB209DS
GLMB209DQ
PLMB209DC