AI-Thinker EC-01G-kit Development Board

EC-01G-Kit is a development board designed for The EC-01G module, which is shared with the EC-01-Kit. The development board integrates CH340C serial port chip and SIM card holder to facilitate the use of developers. EC-01G is a NB+GPS module developed by Ai-Thinker. The main chip scheme adopted in NB part is EC616S. The NB-IoT chip features ultra-integrated NB-IoT SoCs, ultra-low power consumption and full support for the 3GPP Rel14 NB-IoT standard, making it an extremely cost-effective NB-IoT chip.
It has the following characteristics (NB-IoT):

• Integrated RF transceiver, PA, RF filter, antenna switch and power management
• Excellent communication performance and stability in a variety of wireless environments
• Excellent power consumption performance in various modes (PSM, DRX, eDRX, connected state)
• Unique MCU mode, providing lower operating current and shorter wake up time

The GPS part of EC-01G module adopts AT6558R as the main chip scheme. The chip is a high-performance BDS/GNSS multi-mode satellite navigation receiver SoC single chip, on-chip integrated RF front end, digital baseband processor, 32-bit RISC CPU, power management function.The chip supports a variety of satellite navigation systems, including China's Beidou Navigation Satellite System BDS, GPS of the United States, and GLONASS of Russia, and can realize joint positioning of multiple systems.
It has the following characteristics (GPS):

• BDS/GPS/GLONASS multi-system combined positioning and single system independent positioning are supported
• With active antenna detection and protection
• RTC and backup circuit power supply can be as low as 1.4V
• BDS/GPS dual mode continuous operation

Features:

Processor:

• Cortex-M3,support MPU
• Configurable CPU frequency,Max 204MHz
• 8-Channel DMA

Memory:

• 4MB NOR Flash on chip
• 272KB WIW SRAM,divided into 256KB and 16KB
• 16KB instruct cache system
• Flexible Configuration Support 1.8/2.8/3.3V IO
• Clock source: 26MHz TCXO or DCXO, 32.768khz crystal oscillator
• 1 external wake up source (interrupt)
• Unique MCU mode, in this mode, internal RC oscillator as the clock, lower power consumption
• LOG,UNILOG
• Debug port,SWD

Peripheral:

• 12 GPIO(Include TX0\RX0 AND TX1\RX1)
• 2 UART, 2 ADC, 1 I2C
• 6 PWM, 6 Timers,6 GPIO counter,1 WDG
• 32KHz RTC timer
• USIM, Support Esim
• 1 SIM Booth

Low power consumption:

• Unique low power architecture, level 4 sleep modePSM: 800nA
• DRX (2.56s): typical value110uA
• RX: typical value10mA
• TX: typical value 24mA

Communication:

• Fully support 3GPP R14 NB-IoT
• Category NB2, 2-HARQ
• Multi-tone NPUSCH
• Anchor and non-anchor carrier
• In-band same/different PCI, guardband, standalone
• Multi-carrier paging, NPRACH
• Positioning: OTDOA & ECID
• ROHC, RAI, multiple-DRB, RRC connection re-establish
• SC-PTM (need SW upgrade)

Radio Frequency:

• Support the spectrum: Band3, Band5, Band8
• Chip integrates PA and supports APT function
• Chip integrated RF transceiver filter and antenna switch
• Power level 3

Safety:

• Hardware Encryption and Decryption module (AES, SHA) Secure boot
• Flash encryption
• True random number generator

Application:

• Support Open-CPU
• Software conforms to the CMSIS architecture
• Supports mainstream cloud services
• IPv4, IPv6 and non-IP
• UDP, TCP
• DTLS, TLS, SSL
• MQTT, CoAP, HTTP(S)
• LWM2M
• Support FOTA

Power Supply: 

• 5V

Specifications:

• Development Board Model: EC-01G-Kit
• Adaptive Pattern Combination: EC-01, EC-01G
• Packaging: DIP-14(2.54Spacing standard row needle)
• Size: 37.6*32.5(±0.2)mm
• Antenna Form: NB: External SMA antenna, GPS: external IPEX antenna
• Spectral Range: Band3, Band5, Band8
• Working Temperature: -40 °C ~ 85 °C
• Storage Environment: -40 °C ~ 125 °C, < 90%RH
• Supply District: Power supply voltage 5V current greater than 500mA
• Support Interface: UART/I2C/PWM/ADC/GPIO
• IO Quantity: 12(contain TX0\RX0 TX1\RX1)
• Series Rate: Support 110 ~ 4608000 bps, Default 9600 bps
• Bluetooth: Nonsupport
• Security: AES/SHA
• Flash: 4MB NOR Flash
• Module Power Consumption: Sleep mode (PSM): 0.8uA (Single Module); Standby mode(DRX): 110uA (Single Module); Full load mode (TX:23dBm): 240mA (Single Module)