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E103-W12C Small size 2.4GHz Low power consumption Serial wifi module Dialog solution chip—DA16200 serial WiFi module, AT command, Supports WEP/WPA/WPA2/WPA3

[Chip solution]:DA16200

[Working frequency]:2.4GHz

[Transmit power]: 20dBm

[Communication distance]:300m

[Product weight]:3.4g (±0.1g)

[Introduction]:The E103-W12 series is an ultra-low power WiFi module developed by Chengdu Ebyte Electronics Co., Ltd. based on the Dialog DA16200 SoC chip that supports IEEE 802.11b/g/n. It has a built-in high-performance ARM Cortex-M4 processor and works at 2.4~2.4835 GHz frequency band, the maximum wireless transmission power can reach 20dBm. The module supports IEEE802.11 b/g/n standard. The module supports AP and STA modes, supports multiple network transmission protocols such as TCP/UDP/HTTP/MQTT, and can maintain WIFI connection in low power consumption mode.

PIN
Pin sequ ence numb erPin namePin typePin Usage
1GNDGround, connected to the power reference ground
2NC
3WAKE_UPsleep2/sleep3 external wake up feet
4PWR—KEYThe power supply enable pin, high level enabled, low level shutdown is in sleepl mode
5VDD—DIOlI/OGPIOA1-GPIOA11 power supply 1. 8v-3. 3v, GPIO output voltage is the same
6GPIO3I/OGeneral-purpose 10 port, ADC channels can be reused
7GPIOAOI/OGeneral-purpose 10 port, ADC channelO can be reused
8GPIOA2I/OGeneral-purpose 10 port, ADC channel2 can be reused
9GPIOA1I/OGeneral-purpose 10 port, ADC channel1 can be reused
10GPIOA5I/OAT command serial port UART_RX




11GPIO7I/OGeneral-purpose I/O port
12GPI0A10I/OUniversal I/O port, multiplexable PWM output
13GPI0A11I/OGeneral-purpose I/O port, receive data notification pin in sleep3 mode
14GPIOA6I/OGeneral-purpose I/O port
15GPIOA4I/OAT command serial port UART1_TX
16GPI08I/OGeneral-purpose I/O port
17GPIOA9I/OGeneral-purpose I/O port
18RTC_WAKE_UP2I/OPull-down grounding
19GNDI/OGround, connected to the power reference ground
20VDCI/OModule powered, 3. 3V
21VDD_DIO2I/OGPIOC6-GPIOC8 power supply 1. 8v~3. 3v, GPIO output voltage is the same
22UART0_TXDI/ODebugging the serial port TX, users don't need to care
23UART0_RXDI/ODebugging the serial port RX, users don't have to care
24GPI0C6I/OGeneral-purpose I/O port
25GPI0C7I/OGeneral-purpose I/O port
26GPI0C8I/OGeneral-purpose I/O port
27JTAG_TCLKJTAG emulation pins, users don't need to care
28JTAG_TMSJTAG emulation pins, users don't need to care