Data Sheet

Skylab M&C Technology Co., Ltd
802.11b/g/n IOT WLAN Module Datasheet
Model SKW92B
8 / 18 SKW92B-DA-001,A/1
SPI slave
SKW92B Pin Number
Pin Name(4'b0000)
GPIO(2'b01)
SPIS(2'b00)
2'b11
8
LAN_PORT1_RX-
GPIO#17
SPIS_MOSI
UART_RXD2
7
LAN_PORT1_RX+
GPIO#16
SPIS_MISO
UART_TXD2
6
LAN_PORT1_TX-
GPIO#15
SPIS_CLK
PWM_CH1
5
LAN_PORT1_TX+
GPIO#14
SPIS_CS
PWM_CH0
Table5-7: SPIS pin share scheme
Note: Controlled by the EPHY_APGIO_AIO_EN[4:1] and SPIS_MODE register
UARTS lite
The module support 3UART:
SKW92B Pin Number
Pin Name
GPIO
UART
Pin Share
25
UART_RXD0
GPIO#13
UART0_RXD
UART0(For
Debug)
26
UART_TXD0
GPIO#12
UART0_TXD
38
UART_RXD1
GPIO#46
UART1_RXD
PWM_CH1
37
UART_TXD1
GPIO#45
UART1_TXD
PWM_CH0
12
LAN_PORT2_TX-
GPIO#21
UART2_RXD
PWM_CH3/SD_D4
11
LAN_PORT2_TX+
GPIO#20
UART2_TXD
PWM_CH2/SD_D5
Table5-8: UART pin share scheme
GPIO
SKW92B Pin Number
GPIO
Description
Share function
38
GPIO#46
Uart1_RXD
UART1
37
GPIO#45
Uart1_TXD
36
GPIO#44
WLED_N
Wireless LED
35
GPIO#43
P0_LED
Port LED
34
GPIO#42
P1_LED
33
GPIO#41
P2_LED
32
GPIO#40
P3_LED