FORMIKE ELECTRONIC CO. LTD. KWH-EMW110-XX Manuale Utente
NO.
Name
Funtion
1
VCC_3V3
3.3Vpower supply(VDD)
Note: The max current of power supply should be above
500mA.
Note: The max current of power supply should be above
500mA.
2
CHIP_EN
Chip Enable. Internal Pull High in module.
3
GPIO_14
GPIO14/SD_CLK/SPI_CLK
4
GPIO_17
GPIO17/SD_DATA1/SPI_MISO
5
GPIO_16
GPIO16/SD_DATA0/SPI_MOSI
6
GPIO_15
GPIO15/SD_CMD/SPI_CSN
7
GPIO_11
GPIO11/UART1_TX(debug UART-TX)
8
GPIO_
10
GPIO10/UART1_RX(debug UART-RX)
9
GND
Ground
10
VDD_FLASH
Power supply for internal flash(for firmware programming)
11
DIG_TEST
Digital test enable,active high(for firmware programming)
12
FLASH_SCK
GPIO20/I2C1_SCL/JTAG_TCK/FLASH_SCK(for firmware
programming)
programming)
13
FLASH_CSN
GPIO21/I2C1_SDA/JTAG_TMS/FLASH_CSN(for firmware
programming)
programming)
14
FLASH_SI
GPIO22/XHO/JTAG_TDI/FASH_SI(for firmware
programming)
programming)
15
FLASH_SO
GPIO23/JTAG_TDO/FLASH_SO(for firmware programming)
16
GPIO_30
GPIO30/USB_DN
17
GPIO_01
GPIO1/ I2C2_SDA/UART2_RX(user UART-RX)
18
GPIO_31
GPIO31/ I2C2_SCL/UART2_TX(user UART-TX)
19
GND
Ground
20
GPIO_29
GPIO29/USB_DP
21
NC
Not connected
22
GPIO_4
GPIO4/ADC1
23
GND
Ground