User Guide

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
14 P84/TB1IN0/INT7 I/O O NC
15 P85/TB1IN1/INT8 I/O O NC
16 P86/TB1OUT0 I/O O NC
17 P87/TB1OUT1 I/O O VFD_RESET I L H L VFD reset
18 P90/TXD0 I/O O VFD_DI I L - VFD data
19 P91/RXD0 I/O O VFD_CS I L - VFD chip select
20 P92/SCLK0/CTS0 I/O O VFD_CLK I L - VFD clock
21 P93/TXD1 I/O O UPDATE_TXD I L - Used when connect with update tool
22 P94/RXD1 I/O I UPDATE_RXD I I - Used when connect with update tool
23 P95/SCLK1/CTS1 I/O O NC
24 AM0 AM0 Chip operate select, connect with +5V
25 DVCC 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