技术产品

okcoin国际-650


- 32-bit ARM(R) Cortex(R)-M3 Processor

- Embedded DSP engine for touch data preProcessing  

- Provide High-Quality Accuracy and Linearity performance on 576 nodes (32×18 electrodes)

- Support up to 6.0 inch diagonal ( 4mm sensor pitch)

- Small finger support down to 1.5mm

- Provide effective Hi-Voltage TX drive for enhancing SNR Performance

- Provide sensing scheme with pseudo random TX frequency

- Adjust Differential Sensing Scheme to filter low frequency noise

- Provide Advanced Median filter for noise cancellation

- Multi touch report rate : Typical 120 Hz depending on the active current and the noise environment

产品详情



1.产品技术介绍

1.1高性能电容传感

- 32-bit ARM(R) Cortex(R)-M3 Processor

- Embedded DSP engine for touch data preProcessing  

- Provide High-Quality Accuracy and Linearity performance on 576 nodes (32×18 electrodes)

- Support up to 6.0 inch diagonal ( 4mm sensor pitch)

- Small finger support down to 1.5mm

- Provide effective Hi-Voltage TX drive for enhancing SNR Performance

- Provide sensing scheme with pseudo random TX frequency

- Adjust Differential Sensing Scheme to filter low frequency noise

- Provide Advanced Median filter for noise cancellation

- Multi touch report rate : Typical 120 Hz depending on the active current and the noise environment

1.2嵌入式存储器

- 64KB e-Flash  

- 12KB System SRAM  

- ISC by serial interface, F/W can be updated in systems

1.3高级的接触性能

- Available for single finger touch tracking without mal-function with water drop or condensation  

- Support to thickness glove touch input ( Test condition : 10Φ conducted rod @ 3T Acryl)

1.4低功耗及宽电压供电

- 2.7V to 3.6V supply voltage to VD33

- Active current : Typ. TBD mA @ 120Hz

- Low power current : TBD uA @ 40Hz

- Deep Sleep current : < 3uA @ CE is "LOW"

1.5通信接口及I/O模式

- Available for CE as wake-up function

- Adjust GPIOs to Input Display synchronized Signal for avoiding Display noise

- I2C-compatible for Standard (100kbps) / Fast (400kbps) mode as Slave

- Support 1.65V to 3.6V host communication interface without external level-shifter

- HID over I2C interface for Microsoft(R) Windows(R) 8.X and 10


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