| 产品参数 | |
| 描述 | ARM7TDMI Microcontroller with 256KB Flash, 64 Pins |
| Flash (Kbytes) | 256 Kbytes |
| Pin Count | 64 |
| Max Operating Freq (MHz) | 55 MHz |
| CPU | ARM7TDMI |
| Hardware QTouch Acquisition | No |
| Max I/O Pins | 32 |
| Ext Interrupts | 32 |
| USB Transceiver | 1 |
| USB Speed | Full Speed |
| USB Interface | Device |
| SPI | 1 |
| TWI (I2C) | 1 |
| UART | 3 |
| SSC | 1 |
| Graphic LCD | No |
| Video Decoder | No |
| Camera Interface | No |
| ADC channels | 8 |
| ADC Resolution (bits) | 10 |
| ADC Speed (ksps) | 384 |
| ADC Gain Stage | No |
| Resistive Touch Screen | No |
| DAC Resolution (bits) | 0 |
| Temp Sensor | No |
| Crypto Engine | No |
| SRAM (Kbytes) | 64 |
| EEPROM (Bytes) | 0 |
| Self Program Memory | NO |
| External Bus Interface | 0 |
| DRAM Memory | No |
| NAND Interface | No |
| picoPower | No |
| Temp Range (deg C) | -40 to 85 |
| I/O Supply Class | 1.8/3.3 |
| Operating Voltage (Vcc) | 3.0 to 3.6 |
| FPU | No |
| MPU / MMU | no / no |
| Timers | 3 |
| Output Compare channels | 3 |
| Input Capture Channels | 3 |
| PWM Channels | 4 |
| 32kHz RTC | Yes |
| Calibrated RC Oscillator | No |
