Block Diagram

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
RJ45
STM32
@72 MHz
DB9
RS232
UART2
UM24
GPIO
UART
UART1
JTAG
FR4A Block Diagram
DC/DC
5V
LDO
3.3V
ADP IN
W5500
GPIOx4
POE
Power Supply:
System Logic:
SPI
X1: 8 MHz
X2: 32.768 KHz
Y1: 18.432 MHz
U2: 24 MHz
Title
Size
Document Number Rev
Date: Sheet
of
<Doc> 2.0
FR4A Block Diagram
B
11Wednesday, April 21, 2021
Title
Size
Document Number Rev
Date: Sheet
of
<Doc> 2.0
FR4A Block Diagram
B
11Wednesday, April 21, 2021
Title
Size
Document Number Rev
Date: Sheet
of
<Doc> 2.0
FR4A Block Diagram
B
11Wednesday, April 21, 2021
EGLTEC 4-Port UHF RFID Reader-Fixed
SF-0204
廠牌:EGLTEC