Hi-Link HLK-7628D, Руководство пользователя

Страница: 11 / 17

Shenzhen Hi-Link Electronic Co., Ltd.
Manual
page 9 / 15
HLK-7628D
18 I2S_CLK I/O I2S data bit clock Undefined, please hang up
19 I2C_SCLK I/O I2C bus clock Undefined, please hang up
20 I2C_SD I/O I2C bus data Undefined, please hang up
21 SPI_CS1 I/O SPI bus chip select signal 1
Undefined, please hang up, cannot be
pulled up and down
22 SPI_CLK I/O SPI bus clock signal
Undefined, please hang up, cannot be
pulled up and down
23 SPI_MISO I/O SPI bus data master in and slave out Undefined, please hang up
24 SPI_MOSI I/O SPI bus data master out and slave in
Undefined, please hang up, cannot be
pulled up and down
25 SPI_CS0 I/O SPI bus chip select signal 0 Undefined, please hang up
26 GPIO0 I/O Universal input and output interface Undefined, please hang up
27
UART_TXD0
O Serial port 0 data output
Serial port 0 output, hang up without
using, cannot be pulled up and down
28 UART_RXD0 I Serial port 0 data input Serial port 0 input, hang up without using
29 ANT1 RF
On-board antenna RF interface,
default external antenna, this pin is
not connected If you need to connect the foot, you need
to remove the antenna base and replace it
with a 0 ohm resistor.
30 GND P Ground Ground
31 MDI_RP_P0 I/O
PORT0 Network signal reception
positive
WAN port, hang up without using
32 MDI_RN_P0 I/O
PORT0 Network signal reception
negative
33 MDI_TP_P0 I/O
PORT0 Network signal
transmission positive
34 MDI_TN_P0 I/O
PORT0 Network signal
transmission negative
35
MDI_TP_P1 I/O
PORT1 Network signal
transmission positive
LAN1port, hang up without using
36
MDI_TN_P1 I/O
PORT1 Network signal
transmission negative
37
MDI_RP_P1 I/O
PORT1 Network signal reception
positive