17
KB-3411JS
KB-3411JK
KB-3411JW
1
AN5
IN
Temperature measurement input: OVEN THERMISTOR.
By inputting DC voltage corresponding to the temperature detected by the thermistor, this
input is converted into temperature by the A/D converter built into the LSI.
2
AN4
IN
Turminal not used.
3
AN3
OUT
Door lock motor driving signal.
To turn on and off shut-off relay(RY8).
“H”level during door lock motor driving
“L” level otherwise
4
AN2
IN
Input signal which communicates the oven door locked information to LSI.
Door unlocked; “H” level 5V).
Door locked; “L” level signal(0V).
5
AN1
IN
Input signal which communicates the oven door unlocked information to LSI.
Door locked; “H” level 5V).
Door unlocked; “L” level signal(0V).
6
AN0
IN
Turminal not used.
7
CNVSS
IN
Power source voltage: 0V (GND).
VC voltage of power source circuit input. Connected GND.
8
RESET
IN
Auto clear terminal.
Signal is input to reset the LSI to the initial state when power is applied. Temporarily set to
“L” level the moment power is applied, at this time the LSI is reset. Thereafter set at “H” level.
9
P62
OUT
Memory (EEPROM) clock out.
10
P61
IN/OUT Memory (EEPROM) data input/output.
11
VSS
IN
Power source voltage: 0V (GND).
VS voltage of power source circuit input. Connected GND.
12
XIN
IN
Internal clock oscillation frequency setting input.
The internal clock frequency is set by inserting the ceramic filter oscillation circuit with
respect to Xout terminal.
13
XOUT
OUT
Internal clock oscillation frequency control output.
Output to control oscillation input of Xin.
14
VCC
IN
Power source voltage: +5V.
VC voltage of power source circuit input.
15
P60
IN
Plus signal coming from the Microwave drawer door open-close motor is input into P60
as revolution number.
16
P37
IN
Input signal which communicates the drawer door open information to LSI from
the door position switch front.
Door opened; “L” level signal(0V).
Door closed; “H” level 5V).
17
P36
OUT
Signal to change the rotational direction is output to the Microwave drawer door
open-close motor.
18
P35
OUT
Signal to change the rotational speed is output to the Microwave drawer door open-close
motor.
19
P34
OUT
Power source to drive the Microwave drawer door open-close motor is output.
20
RXD2
IN
Input terminal to check the data of display.
Data signal from IC-3 is input to RXD2 to check the flow of the data.
21
TXD2
IN
Output terminal to send IC-2 the data.
The data of display is output to IC-2.
22
SCLK2
OUT
Clock timing signaI output terminal.
Clock timing signal is sent to IC-2 and IC-3.
DESCRIPTION OF LSI (IC-1)
The I/O signal of the LSIis detailed in the following table.
Pin No.
Signal
I/O
Description
ON
OFF
During
door lock
motor driving
L: GND
H: +5V