| 参数 |
数值 |
| CPU |
Cortex-M4 |
| Output Compare channels |
6 |
| Hardware QTouch Acquisition |
No |
| Pin Count |
64 |
| Operating Voltage (Vcc) |
1.62 to 3.6 |
| Analog Comparators |
1 |
| SD / eMMC |
1 |
| Graphic LCD |
No |
| 32kHz RTC |
Yes |
| USB Speed |
Full Speed |
| EEPROM (Bytes) |
0 |
| ADC Resolution (bits) |
12 |
| Flash (Kbytes) |
512 Kbytes |
| MPU / MMU |
Yes / No |
| Resistive Touch Screen |
No |
| Timers |
6 |
| DRAM Memory |
No |
| Quadrature Decoder Channels |
2 |
| SRAM (Kbytes) |
128 |
| USB Transceiver |
1 |
| Input Capture Channels |
6 |
| DAC Resolution (bits) |
12 |
| SPI |
3 |
| Max I/O Pins |
47 |
| Self Program Memory |
YES |
| PWM Channels |
4 |
| picoPower |
No |
| SSC |
1 |
| I/O Supply Class |
1.8/3.3 |
| Video Decoder |
No |
| # of Touch Channels |
32 |
| USB Interface |
Device |
| NAND Interface |
Yes |
| Temp. Sensor |
Yes |
| ADC Speed (ksps) |
1000 |
| FPU |
No |
| UART |
4 |
| Crypto Engine |
No |
| Ext Interrupts |
47 |
| Temp. Range (deg C) |
-40 to 85 |
| Camera Interface |
No |
| ADC channels |
11 |
| TWI (I2C) |
2 |
| DAC Channels |
2 |
| Calibrated RC Oscillator |
Yes |
The Atmel® SAM4S8 microcontroller builds on the high-performance, 32-bit ARM® Cortex™-M4 processor. The SAM4S8 features:
BuildingAutomation: 舒适性与控制, 消防与安全
HomeEntertainment: 音频
IndustrialAutomation: 仪表
Metering: 电表, 煤气表和水表
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