KDC-MP832U
14
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
Application
Processing/Operation/Description
95
OE
I/O
Memory data transmission permission
L: Send data, H: Wait, Hi-Z when starting up at SW3.3
96,97
NC
O
Not used
Output L fixed
98
3.3VDD
99
VSS
For product technology implementation
Repeat H and L before finalizing
100
FROMCHK
O
checking
OK: H, NG: L (checkland needed)
Refer to the Test Mode Specification
100
NC
O
Not used when MASKROM
Output L fixed
101
CE
I/O
Memory operation permission
L: Operate, H: Wait, Hi-Z when starting up at SW3.3
102~104
NC
O
Not used
Output L fixed
105
ROMCOR_SCL
I/O
For ROM correction
Input when other than writing in (including STB)
Hi-Z when starting up at SW3.3
106
ROMCOR_SDA
I/O
For ROM correction
Input when other than writing in (including STB)
Hi-Z when starting up at SW3.3
107
NC (SEL_E2P)
O
Not used
Output L fixed
108
PON_TRI_GREEN
I/O
Triangle green light on switch
H: ON, Hi-Z: OFF, On when blackout
109
PON_TRI_RED
I/O
Triangle red light on switch
H: ON, Hi-Z: OFF
110
PON_BLUE
I/O
Blue sub illumi light on switch
H: ON, Hi-Z: OFF
111
SA_RST
O
Spectrum analyzer IC reset
H: Reset, L: Normal (spectrum analyzer IC’s RST
should be 1.8V or higher)
112
3.3VDD
113
EVSS
114
PON_GREEN
I/O
Green LED light on switch
H: ON, Hi-Z: OFF
115
PON_RED
I/O
RED LED light on switch
H: ON, Hi-Z: OFF
116
PON_SW3V
I/O
Kanji ROM, ROM correction
L: ON, Hi-Z: OFF
rotary encoder power supply
117
NC
O
Not used
Output L fixed
118~123
A21~16
O
Address output
124
2.5VDD
125
VSS
126~133
A15~A8
O
Address output
134
3.3VDD
135
EVSS
136~142
A7~A1
O
Address output
143
NC
O
Not used
Output L fixed
144
D15
I/O
Data input/output
