| 参数 | 数值 |
|---|---|
| DAC Resolution (bits) | 0 |
| UART | 2 |
| Crypto Engine | No |
| Max I/O Pins | 54 |
| CPU | ARM7TDMI |
| Ext Interrupts | 54 |
| Camera Interface | No |
| Graphic LCD | No |
| Timers | 6 |
| EEPROM (Bytes) | 0 |
| MPU / MMU | no / no |
| SRAM (Kbytes) | 8 |
| External Bus Interface | 1 |
| Input Capture Channels | 6 |
| FPU | No |
| Output Compare channels | 6 |
| Pin Count | 144 |
| Self Program Memory | NO |
| PWM Channels | 0 |
| picoPower | No |
| 32kHz RTC | Yes |
| Max. Operating Frequency | 33 MHz |
| Video Decoder | No |
| Temp. Sensor | No |
| Resistive Touch Screen | No |
| Temp. Range (deg C) | -40 to 85 |
| USB Speed | No |
| I/O Supply Class | 3.3/5.0 |
| Flash (Kbytes) | 0 Kbytes |
| TWI (I2C) | 0 |
| USB Interface | No |
| NAND Interface | No |
| SPI | 2 |
| Hardware QTouch Acquisition | No |
| DRAM Memory | No |
| Calibrated RC Oscillator | No |
| 系列 | AT91SAM |
| 核心处理器 | ARM7 |
| 芯体尺寸 | 16/32-Bit |
| 速度 | 33MHz |
| RAM容量 | 8K x 8 |
| 程序存储器类型 | ROMless |
| 输入/输出数 | 54 |
| 振荡器型 | External |
| 连通性 | EBI/EMI, SPI, UART/USART |
| 工作电压 | 2.7 V ~ 3.6 V |
| 工作温度 | -40°C ~ 85°C |
| 周边设备 | POR, WDT |
The M42800A features 8KB of on-chip SRAM, an external bus interface, 6-channel timer/counter, two USARTs, two master/slave SPI Interfaces, three System Timers and an advanced Power Management Controller.
| 序号 | 描述 | |
|---|---|---|
| 1 |
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