main features
⚫ Kernel: 32-bit high-performance processor
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Up to 96MHz working frequency
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Single Cycle Multiplier
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hardware divider
⚫Memory _
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32KBytes embedded Flash (bit width 32bit), support
Prefetch function and read/write protection
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4KBytes SRAM (bit width 32bit), divided into two
Independent partition, each partition 2KBytes
⚫ Reset and power management
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1.8V to 5.5V power supply and I/O
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Two LDOs, one always-on/backup for low power consumption
power domain, a kernel power domain for system operation
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High-precision power-on and power-down reset (POR_PDR)
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Programmable low-voltage reset (LVR), 8 low-voltage resets
点：1.6V、1.8V、2.0V、2.5V、2.8V、3.0V、
3.5V、4.0V
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Programmable voltage monitor (LVD), 8 voltage monitors
Measuring points: 2.0V, 2.2V, 2.4V, 2.7V, 2.9V,
3.1V、3.6V、4.5V
⚫ Clock system
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4MHz to 20MHz high-speed crystal oscillator (OSCH)
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Built-in factory calibrated 16MHz RC oscillator (RCH,
1% accuracy)
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32KHz low-speed crystal oscillator (OSCL)
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Built-in factory calibrated 24KHz RC oscillator (RCL,
10% accuracy)
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Built-in PLL, the highest output is 144MHz, and the jitter is less than
100ps
⚫Low power consumption
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Sleep, shutdown, ultra-low power shutdown
⚫ Debug mode
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Serial Wire Debug Port (SW-DP)
⚫Boot mode
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Support boot from Flash, SRAM, System Memory
move
⚫Programming mode
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Supports serial in-system programming (ISP)
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Support in-application upgrade (IAP), provide UART, I2C,
SSP interface support
⚫Up to 30 fast I/O ports
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All IOs can be mapped to 16 external interrupts
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All IO ports are 5V tolerant
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Each IO supports floating input/pull-up input/pull-down input
input/push-pull output/open drain output/open source output
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Most IOs support one or two analog channels
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Each IO drive capability and slope can be adjusted in two gears
⚫ 10 timers
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1 16-bit advanced control timer TIM1, 4 channels
(with 3 complementary channels), support input capture/output
Comparator/PWM output/single pulse output, support quadrature
Incremental encoding input, support dead zone control and emergency braking
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1 16-bit general-purpose timer TIM3, 4 channels, supporting
Support input capture/output compare/PWM output/single pulse
output, supports quadrature incremental encoding input
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1 16-bit general-purpose timer TIM14, 1 channel, supporting
Support input capture/output compare/PWM output/single pulse
output
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1 16-bit general-purpose timer TIM15, 2 channels (with
2 complementary channels), support input capture/output compare
/PWM output/single pulse output, support dead zone control
and emergency brake
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2 16-bit general-purpose timers TIM16/TIM17, 1 pass
channel (with 1 complementary channel), support input capture/output compare/PWM output/single pulse output, support
Dead zone control and emergency braking
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1 16-bit basic timer TIM6
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1 independent watchdog timer
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1 window watchdog timer
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1 x 24-bit self-decrementing system time-base timer
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TIM1, TIM15, TIM16 and TIM17 support delayed touch
Trigger and anti-false trigger mechanism
⚫ WT Watch Timer
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Support timing and periodic wake-up
⚫General purpose DMA
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4 independent channels
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Supported peripherals include SSP, I2C, UART, ADC,
DAC、Timer
⚫ CRC calculation unit
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8-bit, 16-bit, 32-bit configurable generator polynomial
⚫Up to 5 communication interfaces
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1 I2C interface, support host/slave mode, support
100Kbps, 400Kbps and 1Mbps rate, support 7
Bit/10-bit addressing mode with FIFO and DMA support
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2 UART interfaces, support CTS/RTS hard flow control, most
High baud rate 4Mbps, with FIFO and support DMA
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2 SSP interfaces, support host/slave mode, support
Motorola SPI、TI SSI和National
Semiconductor Microwire three interface protocols,
Frame sizes from 4 to 16 bits, up to 32Mbps,
With FIFO and support DMA
⚫ 1 12-bit A/D converter
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The highest conversion rate is 1.5MSPS
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24 channels (
16 external channels, 8 internal channels)
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Built-in temperature sensor
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Contains two independent sample/hold circuits
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Supports internal and external reference voltages: 2.5V, 3.3V,
4V、5V、VDDA
⚫High speed D/A converter and analog comparator
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2 10-bit D/A converters, reference voltage 2.5V, 4V,
VDDA optional
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Both DACs support hardware trigger and DMA transfer, support
Supports Noise and Triangular Waveform Generation
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3 analog comparators, the reference voltage of the comparators comes from
DAC output, HALL_MID output or external port
⚫ 3 operational amplifiers (OPAs)
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OPA0/1/2 magnification: 1/2/6/8/10/16/20/32
⚫ Back EMF sampling circuit (HALL_MID)
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Three external voltage input sampling for motor control
⚫Working temperature
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Ambient temperature: -40°C ~ +125°C
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Junction temperature: -40°C ~ +125°C
⚫ 96-bit chip unique ID
application solution
Lithium battery electric wrench
Angle Grinder
electric drill
electric wrench