Category | Feature | Specification |
---|---|---|
MPU | Chipset | MT7688AN |
Core | MIPS24KEc | |
Clock speed | 580MHz | |
Working voltage | 3.3V | |
PCB Size | Dimensions | 55.7 x 26 mm |
Memory | Flash | 32MB |
RAM | 128MB DDR2 | |
Power Source | USB Power | 5V (USB micro-B) |
VCC | 3.3V (Pin Breakout) | |
GPIO | Pin Count | 22 (MT7688AN) |
Voltage | 3.3V | |
PWM | Pin Count | 4 (MT7688AN) |
Voltage | 3.3V | |
Max. Resolution | 7 bits (customizable) | |
Maximum Frequency@Resolution | 100kHz@1-bit 50kHz@2-bit 25kHz@3-bit 12.5kHz@4-bit 6.25kHz@5-bit 3.125kHz@6-bit 1.5625kHz@7-bit (Standard mode) | |
40MHz@1-bit 20MHz@2-bit 10MHz@3-bit 5MHz@4-bit 2.5MHz@5-bit 1.25Mhz@6-bit 625kHz@7-bit (Fast mode) | ||
External Interrupts | Pin Count | 22 (MT7688AN) |
SPI | Set count | 1 (MT7688AN) |
Pin numbers | P22 P23P24 (Shared with on-board flash) P25 | |
Max. Speed | 25 MHz | |
SPI Slave | Set count | 1 (MT7688AN) |
Pin numbers | P28 P29 P30 P31 | |
Max. Speed | 25 MHz | |
I2S | Set count | 1 (MT7688AN) |
Pin numbers | P10 P11 P12 P13 | |
I2C | Set count | 1 |
Pin numbers | P20 P21 | |
Speed | 120K/400K | |
UART Lite | Set count | 3 (MT7688AN) |
Pin numbers | P8 P9 P16 P17 P18 P19 | |
Max. Speed | 0.5Mbps | |
USB Host | Set count | 1 (MT7688AN) |
Pin numbers | P6 P7 | |
Speed | Micro-AB | |
Communication | Wi-Fi | 1T1R 802.11 b/g/n (2.4G) |
Ethernet | 1-port 10/100 FE PHY | |
Pin numbers | P2 P3 P4 P5 | |
User Storage | SD Card | Micro SD SDXC |
Demo –Smart WiFi Audio
It is a WiFi Audio which allows your mobile phone to connect to its WiFi and play the music in your phone. If you connect the Linklt Smart 7688 to your Router the Audio will show the IP on the Grove RGB Backlight LCD and also the song title.
Learn more at our Recipe.
Documents
Please visit ourWikipage for more info about this product. It will be highly appreciated if you can help improve the documents add demo codes or tutorials. For technical support please post your questions to our Forum.