CMS8H121X is Cmsemicon's high-precision measurement SoC based on RISC core, which is widely used in high-precision measurement fields such as human body scales, kitchen scales, and air pumps.
CMS8H121X is Cmsemicon's high-precision measurement SoC based on RISC core, which is widely used in high-precision measurement fields such as human body scales, kitchen scales, and air pumps.
Main frequency is 8MHz/16MHz, voltage is 2.0V to 4.5V, supply 8KB ROM，344B RAM ，128B EEPROM, Built-in 24-bit precision Sigma-Delta ADC, supports 1 differential input with selectable gains of 2 、4 、12 、16 、48、64 、128 、384. Output rate selectable: 10Hz~10.4KHz; Effective resolution up to 20.0 bits, with internal short switch and system chopper switch, PGA pass-through SAR ADC, integrated temperature sensor. Built-in multi-channel 12-bit SAR ADC; Support hardware LED drivers, support up to 8COM x 8 SEG, Supports 1 UART, Support 2 timers, Can work at -40°C to 85°C, provide SOP16 and SSOP24 packages.
> RISC core
> Working voltage: 2.5V-4.5V @16MHz
> Working temperature: -40℃ ~ +85℃
> 8KB ROM
> 344B general RAM
> 128B EEPROM
> 2 8-bit timers
> Built-in Buzzer driver
> Built-in multi-channel 12-bit SAR ADC
> Built-in 24bit high precision Sigma-Delta ADC（speed:10Hz~10.4KHz）, support 1 differential input, the highest Effective accuracy of 20.0bit, integrated temperature sensor
> Built-in LED driver
> 1 UART interface
> 18 general-purpose GPIO
> Package type: SOP16、SSOP24
| Product | Name | Describe | Version |
|---|---|---|---|
|
CMS IDE | CMS MCU IDE compilation software |
V2.03.24 |
|
CMS Writer | CMS Writer Programming software |
V9.02.09 |
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