CMS8S78xx is an enhanced 1T 8051 Flash MCU, which supports 48MHz internal oscillation at the fastest, 24MHz core operation, working voltage 2.1V-5.5V, up to 26 GPIOs, and supports internal and external clocks.
CMS8S78xx is an enhanced 1T 8051 Flash MCU, which supports 48MHz internal oscillation at the fastest, 24MHz core operation, working voltage 2.1V-5.5V, up to 26 GPIOs, and supports internal and external clocks.
CMS8S78xx series MCUs provide 4 channels of enhanced PWM output, up to 26 channels of 12-bit ADC, support 1 UART, 1 SPI and 1 I2C, with buzzer driver, rich analog peripherals, which can simplify product peripherals circuit. Industrial standard design, can work at -40℃ to 105℃, and provide SSOP24, SSOP28 packages.
> Enhanced 1T 8051
> Working voltage: 2.1V-5.5V
> Working temperature: -40℃-105℃
> Working frequency: Fsys=Fcpu=24MHz
> Built-in 16KB Flash, 1KB Data Flash, 256B general RAM, 1KB general XRAM
> Support 4 different oscillation modes
> Up to 26 general-purpose GPIO
> Support all external port interrupts
> Support 7 timer interrupts
> Up to 26 channels 12-bit ADC, built-in 1.2V reference voltage, reference voltage optional 1.2V/2.0V /2.4V/3.0V/VDD
> 5 16-bit timers
> Built-in WDT timer
> Built-in LSE timer, support sleep wake-up function
> Built-in WUT (wake-up timer)
> Support idle and sleep mode
> 1 UART serial port, The baud rate is up to 1Mb/s
> 1 SPI, the communication rate is up to 6Mb/s
> 1 I2C, the communication rate is up to 400Kb/s
> 4 channels of enhanced PWM, supporting independent and complementary modes, and Programming dead zone delay, mask function and brake function
> Built-in low voltage reset function (LVR): 1.8V/2.0V/2.5V/3.5V
> Built-in low voltage detection function (LVD): 2.0V~4.6V 16 levels optional
> Support buzzer Beeper
> 96bit unique ID (UID)
> Package type: SSOP24, SSOP28
Name | Version | Describe | Download |
---|---|---|---|
CMS8S78xx reference manual | V1.1.0 | CMS8S78xx modules, chip registers, clocks, storage, etc. |
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CMS8S78xx data sheet | V1.0.5 | CMS8S78xx chip feature,performance indicators, packaging information, etc. |
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CMS8S78xx_DemoCode | V2.0.1 | Contains the driver and sample program of the CMS8S78xx_Demo chip module |
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8051 chip ADC model Application Note | V1.01 | ADC model Application Note for CMS 8051 chip |
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8051MCU I2C Application Note | V1.0.1 | Cmsemicon 8051MCU I2C Application Note |
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8051MCU LVD Application Note | V1.0.0 | Cmsemicon 8051MCU LVD Application Note |
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8051MCU LSE Application Note | V1.0.0 | Cmsemicon 8051MCU LSE Application Note |
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