Kenwood DPX701 Service Manual page 13

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name I/O
95 OE I/O
96,97 NC O
98 3.3VDD
99 VSS
100 FROMCHK O
100 NC O
101 CE I/O
102~104 NC O
105 ROMCOR_SCL I/O
106 ROMCOR_SDA I/O
107 NC (SEL_E2P) O
108 PON_TRI_GREEN I/O
109 PON_TRI_RED I/O
110 PON_ILLUMI I/O
111 SA_RST O
112 3.3VDD
113 EVSS
114 LIGHTING O
115 NC O
116 PON_SW3V I/O
117 NC O
118~123 A21~A16 O
124 2.5VDD
125 VSS
126~133 A15~A8 O
134 3.3VDD
135 EVSS
136~142 A7~A1 O
143 NC O
144 D15 I/O
Application
Memory data transmission permission
Not used
For product technology implementation
checking
Not used when MASKROM
Memory operation permission
Not used
For ROM correction
For ROM correction
Not used
Triangle green light on switch
Triangle red light on switch
Blue sub illumi, Key illumi light on switch
Spectrum analyzer IC reset
Indirect light (blue) light on switch
Not used
Kanji ROM, ROM correction
rotary encoder power supply
Not used
Address output
Address output
Address output
Not used
Data input/output
DPX701/701U/701UY
DPX-MP7090U
Processing Operation Description
L: Send data, H: Wait, Hi-Z when starting up at SW3.3
Output L fixed
Repeat H and L before finalizing
OK: H, NG: L (checkland needed)
Refer to the Test Mode Specification
Output L fixed
L: Operate, H: Wait, Hi-Z when starting up at SW3.3
Output L fixed
Input when other than writing in (including STB)
Hi-Z when starting up at SW3.3
Input when other than writing in (including STB)
Hi-Z when starting up at SW3.3
Output L fixed
H: ON, Hi-Z: OFF, On when blackout
H: ON, Hi-Z: OFF
H: ON, Hi-Z: OFF
H: Reset, L: Normal (spectrum analyzer IC's RST
should be 1.8V or higher)
H: ON, L: OFF
Output L fixed
L: ON, Hi-Z: OFF
Output L fixed
Output L fixed
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