产品
北京君正T20
T20普及型300万像素编码处理器
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芯片框图

芯片规格
| CPU | XBurst single core, up to 1GHz. MXU2.0 IVS Engine, innovative 128 bit SIMD extension instruction 32KB L1 I-cache and 32KB L1 D-cache. 128KB L2 unified cache. Hardware floating point unit. |
| Encoder engine | H.264 high profile Smart H.264 features MJPEG/JPEG Baseline |
| Encoder Performance | Max resolution 2048*2048 Up to H.264 1080P@60fps encode H.264 multiple streams: 1080P@30fps+D1@30fps+JPEG@15fps ABR/VBR/CBR/CQP 8 ROIs, 5-layer OSD with hardware |
| ISP | AE, AWB, AF Lens shading correction Advanced spatial noise reduction Motion-adaptive temporal noise reduction (3D de-noise) Multi-exposure HDR image fusion (WDR) Space-variant HDR processing Host tuning tools |
| Memory | Capacity of 512Mbit and 1Gbit |
| Computer Vision | Motion Detection/Perimeter Protection Face Detection Human Detection People Counting License Plate Recognition |
| Video Input | Supports 8/10/12-bit parallel input 2-lane MIPI CSI |
| Audio | Integrated 92dB audio codec AAC, G726, G711, PCM encoding Echo cancellation |
| Connectivity & Peripherals |
POR, RTC, WDT, ADC, UART, I2C, SPI, GPIO, SDIO, PWM, USB-OTG, EMAC |
| Physical Feature | Typical less than 550mW power consumption including DDRII TFBGA181 ROHS, ball pitch of 0.65mm,body size of 10mmx10mm |
T20 Medlar开发板

开发板Feature
| 功能列表 | 描述 |
| 处理器 | T20,900MHZ,32KB L1 Cache,128KB L2 Cache,SIMD128 |
| 内存 | DDR2,Data Width-16bit,Capacity-1Gbit |
| 存储 | 8/16 MByte SPI Nor Flash,支持128GB TF卡 |
| Sensor支持 | OV2735/SC2135/SC2145/IMX323/GC2023/BG0806等 |
| 视频 | DVP/MIPI-CSI Camera 1080p@30fps |
| 音频 | 支持录放音 |
| 网络 | USB WIFI、SDIO WIFI、以太网 |
| 接口 | UART,USB-OTG |
| 功耗 | SC2135 Camera Sensor,以太网双路码流,整板功耗大约在120mA@12V |








