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WR5P is a low power-consuming built-in Wi-Fi module developed by Hangzhou Tuya Information Technology Co., Ltd. It consists of a highly integrated wireless radio chip (RTL8710BN) and an external flash chip, with a built-in Wi-Fi network protocol stack and robust library functions. WR5P also contains a low power-consuming ARM CM4F, a WLAN MAC, a 1T1R WLAN, a basic frequency of up to 125 MHz, a 256 KB SRAM, a 1 MB flash, and various peripheral resources.
WR5P is an RTOS platform that integrates all the function libraries of the Wi-Fi MAC and TCP/IP protocols. You can develop built-in Wi-Fi products as required.
Figure 1.1 shows the architecture of WR5P.
Built-in low power-consuming 32-bit CPU, which can also be used as an application processor
Working voltage:3 V to 3.6 V
Peripherals: nine GPIOs, one UART, and one ADC
Wi-Fi connectivity
802.11 B/G/N20/N40
Channel 1-14 2.4 GHz
WPA/WPA2 security mode supported
+20 dBm output power in 802.11b mode
SmartConfig function supported (for Android and iOS devices)
Onboard PCB antenna
Certified by CE, FCC, and SRRC
Working temperature: -20°C to +85°C
WR5P provides two rows of pins with the distance of 2.0 mm between every two pins.
WR5P dimensions: 16 mm (W) x 24.74 mm (L) x 3.3 mm (H) (see figure 2.1)
Table 2.1 describes the common pins. Table 2.1 WR5P pins
Pin | Symbol | I/O Type | Functions |
---|---|---|---|
1 | GPIOA_30 | I/O | UART_Log_TXD (used for printing of the module internal information) |
2 | GPIOA_12 | I/O | GPIOA_12 |
3 | GPIOA_29 | I/O | UART_Log_RXD (used for printing of the module internal information) |
4 | GPIOA_14 | I/O | GPIOA_14 |
5 | GND | P | Power supply reference ground pin |
6 | GPIOA_23 | I/O | UART0_TXD (user's serial port) |
7 | VD33 | P | Module power supply pin (3.3 V) |
8 | GPIOA_18 | I/O | UART0_RXD (user's serial port) |
9 | GPIOA_19 | I/O | GPIOA_19 |
10 | GPIOA_5 | I/O | GPIOA_5 |
11 | GPIOA_15 | I/O | GPIOA_15 |
12 | GPIOA_0 | I/O | GPIOA_0, which cannot be pulled up during power-on and can be configured after power-on |
13 | GPIOA_22 | I/O | GPIOA_22 |
14 | EN | I/O | External enabled reset pin (active low) |
15 | ADC | AI | ADC interface, with the maximum output power of 5 V |
Note: P indicates power-supply pins, I/O indicates input/output pins, and AI indicates analog input pins.
Table 3.1 Absolute electrical characteristics
Parameters | Description | Minimum value | Maximum value | Unit |
---|---|---|---|---|
Ts | Storage temperature | -40 | 105 | ºC |
VDD | Power supply voltage | -0.3 | 3.6 | V |
Static electricity voltage (human model) | TAMB-25ºC | - | 2 | KV |
Static electricity voltage (machine model) | TAMB-25ºC | - | 0.5 | KV |
Table 3.2 Normal electrical conditions
Parameters | Description | Min | Typ | Max | Unit |
---|---|---|---|---|---|
Ta | Working temperature | -20 | - | 85 | ºC |
VDD | Working voltage | 3.0 | - | 3.6 | V |
VIL | I/O low-level input | -0.3 | - | VCC*0.25 | V |
VIH | I/O high-level input | VCC*0.75 | - | 3.6 | V |
VOL | I/O low-level output | - | - | VCC*0.1 | V |
VOH | I/O high-level output | VCC*0.8 | - | VDD | V |
Imax | I/O drive current | - | - | 16 | mA |
Cpad | Input pin capacitor | - | 2 | - | pF |
Table 3.3 TX power consumption during constan emission
Symbol | Mode | Power | Typical Value | Unit |
---|---|---|---|---|
IRF | 11b11 Mbit/s | 17 dBm | 287 | mA |
IRF | 11b11 Mbit/s | 18 dBm | 295 | mA |
IRF | 11g54 Mbit/s | 15 dBm | 255 | mA |
IRF | 11g54 Mbit/s | 17.5 dBm | 267 | mA |
IRF | 11n BW20MCS7 | 13 dBm | 244 | mA |
IRF | 11n BW20MCS7 | 16.5 dBm | 257 | mA |
IRF | 11n BW40MCS7 | 13 dBm | 220 | mA |
IRF | 11n BW40MCS7 | 16.5 dBm | 230 | mA |
Table 3.4 RX power consumption during constant emission
Symbol | Mode | Typical Value | Unit |
---|---|---|---|
IRF | CPU sleep | 90 | mA |
IRF | CPU active | 120 | mA |
Table 3.5 Module working current
Working Mode | Working Status(Ta=25°C) | Typical Value | Peak Value | Unit |
---|---|---|---|---|
EZ mode | The module is in EZ status and the Wi-Fi indicator quickly flashes. | 115 | 130 | mA |
Idle mode | The module is in connected status and the Wi-Fi indicator is steady on. | 50 | 110 | mA |
Operation mode | The module is in connected status and the Wi-Fi indicator is steady on. | 120 | 265 | mA |
Disconnection mode | The module is in disconnected status and the Wi-Fi indicator is steady off. | 35 | 90 | mA |
Note: The peak duration is about 5 µs. The preceding parameter values vary depending on the firmware functions.
FAQ1.Is it possible order 1pcs? |
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