23
DCD-510AE
SEMICONDUCTORS
Only major semiconductors are shown, general semiconductors etc. are omitted to list.
1. IC’s
T5CD2 (IC21)
T5CD2 Terminal Functions
pin No
Port Name
I/O
use
Name
Port Setting
Note
pull up/down
init
stby
Nor
Act.
1
Vref
VREFH
ADC power, connect with +5V
2
AVSS
GND
ADC_GND
3
AVCC
AVCC
MCU power, connect with +5V
4
P70/TA0IN I/O
O
NC
5
P71/TA1OUT
I/O
O
NC
6
P72/TA3OUT
I/O
O
NC
7
P73/TA4IN
I/O
O
NC
8
P74/TA5OUT
I/O
O
NC
9
P75/INT0
I/O
I
P_Down
Pull up
I
I
Power Down
10
P80/TB0IN0/INT5
I/O
O
NC
11
P81/TB0IN1/INT6
I/O
O
NC
12
P82/TB0OUT0
I/O
O
NC
13
P83/TB0OUT1
I/O
O
NC
O
NC
O
NC
O
NC
O
VFD_RESET
I
L
H
L
VFD reset
O
VFD_DI
I
L
-
VFD data
O
VFD_CS
I
L
-
VFD chip select
O
VFD_CLK
I
L
-
VFD clock
O
UPDATE_TXD
I
L
-
Used when connect with update tool
I
UPDATE_RXD
I
I
-
Used when connect with update tool
O
NC
AM0
Chip operate select, connect with +5V
DVCC
MCU power, connect with +5V
26
X2
X2
Oscillator(20MHz)
27
DVSS
DVSS
GND
28
X1
X1
Oscillator(20MHz)
29
AM1
AM1
Chip operate select, connect with +5V
30
/RESET
/RESET
I
I
H
L
MCU reset
31
P96/XT1
NC
32
P97/XT2
NC
33
/BOOT/EMU0
BOOT
Pull up
I
I
H
-
Update mode select
34
EMU1
I/O
O
NC
35
PA0/TB2IN0/INT1
I/O
I
REMOTE
I
I
-
Remote in
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