Stm32f072x8 / XB microcontroller adopts * *, arm ® Cortex ®- M032 bit RISC * * operates at frequencies up to 48mhz, high-speed embedded memory (up to 128 Kbytes of flash memory and 16 Kbytes of SRAM), as well as a wide range of enhanced peripherals and I / O. All equipment is provided with standard equipment
Communication interface (two I2C, two SPI / I2S, one hdmicec and four USART), one USB full speed device (no crystal), one can, one 12 bit ADC, one 12 bit DAC with two channels, seven 16 bit timers, one 32-bit timer and one * * control PWM timer.
Stm32f072x8 / XB microcontroller adopts - 40 to + 85 ° C and - 40 to + 105 ° C, and the temperature range ranges from 2.0 to 3.6V. A comprehensive set of power saving modes allows the design of low-power applications.
Stm32f072x8 / XB microcontroller includes equipment in 7 different packages, from 48 pins to 100 pins. The mold form can also be provided on request. Depending on the selected device, different sets of peripherals are included.
These functions make stm32f072x8 / XB microcontroller suitable for various applications, such as application control and user interface, handheld devices, a / V receiver and digital TV, PC peripherals, game and GPS platform, industrial applications, PLC, PLC, inverter, printer, scanner, alarm system, video walkie talkie and HVAC.
features
•**:Arm ® 32-bit cortex ®- M0 CPU, frequency
Up to 48 MHz
• memory
– 64 to 128 KB flash memory
– 16 KB SRAM with hardware parity
• CRC computing unit
• reset and power management
– digital and I / O power supply: VDD = 2.0 V to 3.6 V
– analog power supply: vdda = VDD to 3.6 V
– selected I / O: vddio2 = 1.65 V to 3.6 V
– power on / power off reset (POR / PDR)
– programmable voltage detector (PVD)
– low power mode: sleep, stop, standby
– Vbat power supply for RTC and backup registers
• clock management
– 4 to 32 MHz crystal oscillator
– 32 kHz oscillator for RTC with calibration
– internal 8 MHz RC with X6 PLL option
– internal 40 kHz RC oscillator
– internal 48 MHz oscillator with automatic
Clipping Based on external synchronization
• up to 87 * * I / OS
– all mappable external interrupt vectors
– up to 68 I / OS with 5V fault tolerance
19 vddio2 with independent power supply
• 7-channel DMA controller
• one 12 bit 1.0 µ s ADC (more than 16 channels)
– conversion range: 0 to 3.6 V
– independent analog power supply: 2.4 V to 3.6 V
• one 12 bit D / a converter (with 2 channels)
• 2 * * low power analog comparators with
Programmable inputs and outputs
• more than 24 capacitive sensing channels for
Touch keys, linear and rotary touch sensors
• calendar RTC with alarm and periodic wake-up
From stop / standby
• 12 timers
– a 16 bit * * timer for
Six channel PWM output
– one 32-bit and seven 16 bit timers, more
To four IC / OC and OCN, which can be used for infrared control
Decoding or DAC control
– independent system and watchdog timer
– systick timer
• communication interface
– 2 I2C interfaces supporting * * mode upgrade
(1 Mbit / s), with 20 mA current receiver, one
Support SMBus / pmbus and wake-up
– 4 USARTs supporting master synchronization
SPI and modem control, both of which adopt ISO7816
Interface, Lin, IrDA, automatic baud rate
Detection and wake-up function
– 2 SPIs (18 Mbit / s) with 4 to 16 ports
Programmable bit frame with I2S
Interface multiplexing
– can interface
– USB 2.0 full speed interface, capable of running
From internal 48 MHz oscillator and
BCD and LPM support
• HDMI CEC wakes up when receiving header
• serial line commissioning (SWD)
• 96 bit one ID
• ecopack all packages ® two
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