Microcomputer's Terminal Description; System Microcomputer - Kenwood DPX-7010MD Service Manual

MICROCOMPUTER'S TERMINAL DESCRIPTION

System Microcomputer M30622MCAA58FP (X14 : IC1)
Pin Pin Name I/O
1 DSP_RVDT O
2 DSP_CLK O
3 DSP_REDY
4 DSP_RST O
5 DATAH O
6 DATAC
7 CHCLK I/O
8 BYTE
9 CNVss
10 CHCON1 O
11 CHCON2 O
12 REST
13 Xout O
14 Vss
15 Xin
16 Vcc
17 NMI
18 SP_INT
19 BU_DET
20 REQC
21 PWIC_SVR O
22 PON O
23 PWIC_STBY O
24 AMP_CTRL O
25 TEST O
26 BUZZ O
27 PCON O
28 PANT O
29 SCL O
30 SDA I/O
31 PN_MC_DATA O
32 PN_SC_DATA
33 PN_RTS O
34 PN_CTS
35 NC O
36 NC
37 LAMP O
38,39 NC O
40 ACC_DET
41 SP_REQ O
42 NC O
43 LED_MD O
44,45 NC O
Description
DSP data output terminal
DSP clock output terminal
I DSP write request terminal
DSP reset terminal
External channel data output terminal
I External channel data input terminal
External channel clock I/O terminal
I
I
External CH1 selection terminal
External CH2 selection terminal
I Reset terminal
External crystal oscillation output terminal
I
I External crystal oscillation input terminal
I V 5V
DD
I
I Spectrum analyzer reception permission
I Back up detection terminal
I External channel reception request terminal
Power IC control terminal
Power source control terminal
Power IC standby terminal
External amplifier control
Power IC control terminal
Beep output
External amplifier power source control
Power antenna control terminal
IC2 clock output terminal
IC2 data I/O terminal
Data output terminal to panel microcomputer
I Data input terminal from panel microcomputer
Communication control between panel microcomputer
I Communication control between panel microcomputer
Not used
I Not used
Key illumination control terminal
Not used.
I ACC detection terminal
Spectrum analyzer data output request to panel microcomputer
Not used.
LED control terminal for MD
Not used
DPX-7010MD
Processing Operation
Connected to GND
H: CHCON1, L: Other
H: CHCON2, L: Other
L: Reset
Connected to GND
H: Back up detection on, L: Normal
H: On, L: Normal
H: PON 5V output
H: On, L: Off
H: On, L: Off
When illumination on while ACC off: H
H: ACC off
L: Disk in position, H: No disk
3