EC-01-Kit It is an NB-IoT development board developed by Ai-Thinker The main chip scheme used in the NB-IoT part is EC616S.The ultra-integrated NB-IoT SoC development board supports ultra-low power consumption and fully supportsthe3GPP Rel14 NB-IoT standard, making it an ultra-cost-effective NB-IoT chip It has the following characteristics (NB-IoT):

1. Are integrated with RF transceivers, PA, RF filters, antenna switches and power management.
2. Excellent communication performance and stability in a variety of wireless environments
3. Excellent power performance in various modes (PSM, DRX, eDRX, connected mode)
4. Unique MCU mode, providing lower operating current and shorter wake uptime

Features:-

• Processor: Cortex-M3,
• Support: MPU
• Configurable: CPU frequency, Max 204MHz
• 8-Channel DMA
• Storage: 4MB NOR Flash on chip
• System: Flexible Configuration Support 1.8/2.8/3.3V IO
• Peripheral: 8 GPIO(Include TX0\RX0 AND TX1\RX1), 2 UART,2 I2C, 5 PWM, 4 Channel, 12-bit AUXADC, 1 SIM Booth
• Low power consumption
• Communication: Fully support 3GPP R14 NB-IoT
• Power supply voltage: support 5V Micro USB or 3.3V pin supply

Specifications:-

• Development board Model : EC-01
• Adaptive pattern combination : EC-01
• Storage : 4MB NOR Flash on chip
• Flash : 4MB NOR Flash
• Series Rate : Support 110 ~ 4608000 bps ，Default9600 bps Bluetooth Nonsupport
• IO quantity : 8(contain TX0\RX0 TX1\RX1)
• Antenna form: NB External SMA antenna
• Spectral Range : Band3,Band5,Band8
• Working Temperature : -40 ℃ ~ 85 ℃
• Storage Environment : -40 ℃ ~ 125 ℃ , < 90%RH
• Supply district : 5V Micro USB or pin 3.3V power supply
• Support interface : UART/I2C/PWM/ADC/GPIO
• Security : AES/SHA
• Packaging : DIP-14（2.54Spacing standard row needle)
• Size : 33.9x28.4x13(±0.2)mm

Package Includes:-

1 x Ai Thinker NodeMCU EC-01 NB+IOT Development Board