Page 234 - MDP2020-3

228
| 인천전자마이스터고등학교 ·············································································································

다. UART USB 회로도-2

+5V BLC1 +5V BLC2
C2 BLR1 470 C104 C4 BLR2 470 C104
C104 C104
J3 J4
+5V 3 26 13 30 PIN ARRAY 2P +5V 3 26 13 30 PIN ARRAY 2P
25 TxD0 1 25 TxD1 1
VCC2 VCC1 VCCIO AVCC TXD VCC2 VCC1 VCCIO AVCC TXD
BPRJ1 SPRJ3 10k 24 RxD0 2 BPRJ2 SPRJ4 10k 24 RxD1 2
USB-MINI 0 ohm 4 RXD USB-MINI 0 ohm 4 RXD
J6 RESET# RTS# 23 J5 RESET# RTS# 23
SPRJ1 4.7k 22 SPRJ2 4.7k 22
1 PWR 1 10 CTS# 21 1 PWR 2 10 CTS# 21
2 UDM 1 SLEEP# DTR# 20 2 UDM 2 SLEEP# DTR# 20
3 UDP 1 R1 UM 1 8 DSR# 19 3 UDP 2 R2 UM 2 8 DSR# 19
4 OTG 1 27 USBDM DCD# 18 LED1 4 OTG 2 27 USBDM DCD# 18 LED2
5 16 U1 RI# LED-Y 5 16 U2 RI# LED-Y
6 R3 27 TXDEN FT232BL 12 LED 1 6 R4 27 TXDEN FT232BL 12 LED 3
7 RJ1 0 ohm UP 1 7 TXLED# 7 RJ2 0 ohm UP 2 7 TXLED#
8 USBDP 1 8 USBDP 1
9 15 EESK 2 9 15 EESK 2
10 PWREN# EEDATA 32 LED3 10 PWREN# EEDATA 32 LED4
11 5 EECS LED-G 11 5 EECS LED-G
RSTOUT# 11 LED 2 RSTOUT# 11 LED 4
BLR3 1k5 BLR4 1k5
14 XTOUT RXLED# 14 XTOUT RXLED#
J7 1 PWR 1 PWRCTL XTIN TEST AGND GND1 GND2 6 CAP 1 J8 1 PWR 2 PWRCTL XTIN TEST AGND GND1 GND2 6 CAP 2
2 UDM 1 3V3OUT R5 2 UDM 2 3V3OUT R6
3 UDP 1 9 220 3 UDP 2 9 220
4 OTG 1 27 31 29 17 28 C5 4 OTG 2 27 31 29 17 28 C6
5 BPRJ3 SPRJ5 C104 5 BPRJ4 SPRJ6 C104
6 0 ohm 0 ohm BLC3 BLC4 6 0 ohm 0 ohm BLC5 BLC6
7 RJ16 0 ohm 22pF 22pF 7 RJ17 0 ohm 22pF 22pF
8 8
9 +5V 9 +5V
10 +5V BLY1 6MHz 10 +5V BLY2 6MHz
11 11
J1 J2
PIN ARRAY 4P PIN ARRAY 4P
USB-MICRO USB-MICRO 1 PWR 1 1 PWR 2
U3 U4 2 UDM 1 2 UDM 2
28 27 24 FT232RL +5V 28 27 24 FT232RL +5V 3 UDP 1 3 UDP 2
1 20 1 20
TxD0 TXD NC24 VCC TxD1 TXD NC24 VCC 4 4
5 OSC O OSC I 4 RLC1 5 OSC O OSC I 4 RLC2
RxD0 RXD VCCIO C104 RxD1 RXD VCCIO C104
UM 1 16 19 UM 2 16 19
USBDM RESET# 8 USBDM RESET# 8
UP 1 15 NC08 11 UP 2 15 NC08 11
USBDP CTS# 9 USBDP CTS# 9
6 DSR# 13 6 DSR# 13
10 RI# CBUS2 14 10 RI# CBUS2 14
21 DCD# CBUS3 21 DCD# CBUS3
18 GND3 17 CAP 1 18 GND3 17 CAP 2
7 GND2 3V3OUT 7 GND2 3V3OUT
26 GND1 23 LED 1 26 GND1 23 LED 3
25 TEST 25 TEST
AGND CBUS4 DTR# RTS# CBUS0 22 LED 2 AGND CBUS4 DTR# RTS# CBUS0 22 LED 4
CBUS1
CBUS1
12 2 3 12 2 3 T it le
UART USB(FT232 BL& RL) CIRCUIT
S iz e D o c u m e n t N u m b e r R e v
A4 20200825 <A>
D a t e : S h e e t o f
Wednesday , September 09, 2020 1 3
라. 파워 회로도