Advertisement
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
109,110
NC
111
SA RST
112
3.3V VDD
113
EVSS
114~117
NC
118~123
A21~A16
124
2.5V VDD
125
VSS
126~133
A15~A8
134
3.3V VDD
135
EVSS
136~143
A7~A0
144
D15
I/O
MECHANISM CONTROL MICROPROCESSOR : 91CW12AFG-4VF6 (X32-559 : IC1)
Pin No.
Pin Name
I/O
1
VREFL
2
AVSS
3
AVCC
4
NC
5
20RST
6
20ACK
7
20STBY
8,9
NC
10
20INT
11
FOGUP
12
LZM
13
RZM
14,15
NC
16
20CS
17
20LP
18
20TXD0
I/O
19
20RXD0
20
20SCLK0
21
DSPTXD1
22
DSPRXD1
23
DSPSCLK1
24
AM0
25
DVCC
-
NC
O
Reset for spectrum analyzer (H : Reset, L : Normal)
-
AVR 3.3V
-
GND
-
NC
O
Address bus
-
AVR 2.5V
-
GND
O
Address bus
-
AVR 3.3V
-
GND
O
Address bus
External ROM data input/output terminal
I
Reference voltage input terminal
-
GND for ADC
-
Power supply for ADC (BU3.3V)
O
NC (OPEN)
O
Reset control output terminal (for decoder) L : RESET, H : NORMAL
I
Acknowledge signal input terminal (for decoder)
O
Standby control (for decoder) H : STAND BY, L : NORMAL
O
NC (OPEN)
I
Interrupt signal input terminal (for decoder)
I
Interrupt for focus gain up control signal H : Focus gain UP, L : NORMAL
I
0bit muting detect (Lch) L : MUTE OFF, H : MUTE ON
I
0bit muting detect (Rch) L : MUTE OFF, H : MUTE ON
O
NC
O
Chip select signal output terminal (for decoder)
O
Latch pules signal output terminal (for decoder)
Serial data signal output terminal (for decoder)
I
Serial data signal input terminal (for decoder)
O
Serial data clock output terminal (for decoder)
O
Serial data signal output terminal (for DSP)
I
Serial data signal input terminal (for DSP)
O
Serial data clock output terminal (for DSP)
I
Select for ROM mode H : NORMAL, L : External ROM mode
-
BU3.3V
Description / Processing Operation
Description / Processing Operation
KDC-X879
11
Advertisement
