3 Development Board Circuit
3.15 GPIO
DBUG375-1.0E
28(40)
Figure 3-14 Connection Diagram of WIFI
WIFI
Module
WIFI_SPI_CLK
WIFI_SPI_CS
WIFI_SPI_MISO
WIFI_TX
WIFI_SPI_MOSI
WIFI_RX
3.14.2
Pinout
Table 3-16 WIFI Pinout
Name
FPGA Pin No. BANK
I/O Level
Description
WIFI_SPI_CLK
D9
0
1.2V
SPI clock
WIFI_SPI_MISO A10
0
1.2V
SPI data
WIFI_SPI_MOSI B8
0
1.2V
SPI data
WIFI_SPI_CS
C8
0
1.2V
SPI chip selection
WIFI_TX
D8
0
1.2V
UART transmitting
WIFI_RX
A9
0
1.2V
UART receiving
3.15
GPIO
3.15.1
Introduction
34 GPIOs channeled by two double-column pins with 2.54mm pitch
are reserved on the development board for testing. The 40pin interfaces
are connected to Bank5. The I/O level is 3.3v. 20pin interface and 40pin
multiplex GPIO.