Thông số kỹ thuật:
Category |
Feature |
Specification |
---|---|---|
MPU |
Chipset |
MT7688AN |
Core |
MIPS24KEc |
|
Clock speed |
580MHz |
|
Working voltage |
3.3V |
|
MCU |
Chipset |
ATmega32U4 |
Core |
Atmel AVR |
|
Clock speed |
8MHz |
|
Working voltage |
3.3V |
|
PCB Size |
Dimensions |
60.8 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 |
3 (MT7688AN) |
Voltage |
3.3v |
|
PWM |
Pin Count |
8 (ATmega32U4) |
Voltage |
3.3v |
|
Max. Resolution |
16 bits (customizable) |
|
Maximum Frequency@Resolution |
31.25kHz@8-bit, Timer 0 (4 sets) |
|
2MHz@2-bit,122Hz@16-bit, Timer 1 & 3 (4 sets) |
||
187.5kHz@8-bit, 46.875kHz@10-bit, Timer 4 (6 sets) |
||
ADC |
Pin Count |
12 (ATmega32U4) |
Voltage |
3.3v |
|
External Interrupts |
Pin Count |
8 (ATmega32U4) |
SPI/SPIS |
Set count |
1 (ATmega32U4) |
Pin numbers |
S0, S1, S2, S3 |
|
Max. Speed |
4 MHz |
|
I2C |
Set count |
1 |
Pin numbers |
D2, D3 |
|
Speed |
400K |
|
UART Lite |
Set count |
1 (ATmega32U4) |
1 (MT7688AN) |
||
Pin numbers |
P8, P9 (MT7688AN) |
|
D0, D1 (ATmega32U4) |
||
Max. Speed |
0.5 Mbps (MT7688AN) |
|
0.5 Mbps (ATmega32U4) |
||
USB Host |
Set count |
1 (MT7688AN) |
Pin numbers |
P6, P7 |
|
Connector type |
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 |