Description

The Dolphin is an Android-based smart community development platform module, offered by Green Dot Technology.

 

It is built on SIMCOM’s SIM8918x, an LTE Cat 4 smart module with an Android system, it adopts QCM 2290, 4-core 64-bit ARM Cortex-A53 processor, a cost-effective solution, delivering greater performance, higher graphics capabilities, better quality images, improved power performance, and all other AI & IoT needs.

 

Dolphin provides standard connectors and interfaces; hence most accessories of other standard development boards can be directly used with Dolphin.

INTERFACE SPECIFICATIONS: 

• Processor: Qualcomm QCM2290, Equipped with the Cortex A53 CPU architecture
• Memory: 16GB eMMC + 2GB LPDDR4x
• Display: 4-lane MIPI DSI HD + 1680*720 60fps
• Camera: Primary camera: 4-lane MIPI CSI, up to 13MP
• Secondary camera:  4-lane MIPI CSI, up to 13MP
• Audio: 3-Channel Analog Audio Input, 3-Channel Analog Audio Output
• USB: USB 3.0 Ports – 2 Nos USB2.0 Ports – 2 Nos
• WLAN: 2.4G/5G, 802.11a/b/g/n/ac
• BT: BT 5.0
• GNSS: GPS /GLONASS /BEIDOU/Galileo
• UART : 3 Nos
• I2C: Support up to ten I2C for touch screen,
  camera, sensor, and other peripherals
• SPI: Support up to 2*SPI interfaces, support master mode, the highest rate 50MHz
• UIM Card 2 Nos, dual cards dual standby
• SD Card: SDC2 external interface supports SD3.0 TF card (Max 256G), hot-join support
• Keypad PWRKEY, VOL UP, VOL DOWN
• Antenna On Board: Wi-Fi/BT , External: Main & Diversity & GNSS connectors

MEDIA & SOFTWARE FEATURES

• Operating System:  Android 12
• Video encoding and decoding:  Encode: 1080p30 8-bit HEVC (H.265), H.264 , Decode: 1080p30 8-bit H.264, HEVC(H.265), VP9
• Audio encoding and decoding: Audio Codec: MP3, AAC, He-AAC v1, v2, FLAC, APE, ALAC, AIFF
  Voice Codec: EVS, EVRC, EVRC-B, and EVRC-WB
• Firmware Upgrade:  USB/OTA/TF Card

GENERAL FEATURES: 

• Supply Voltage: 4.5V~5.5V, Type-C Power Inlet port
• Temperature: TBD
• Dimensions: 175 X 95 mm
• Weight: TBD