Introduction to lcm32f037 series of MCU chip for motor

The main features

kernel : 32 Bit high performance processor

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The highest 96MHz Working frequency

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One cycle multiplier

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Hardware divider

Memory

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32KBytes The embedded Flash（ A wide 32bit）, Support

Prefetch function and read / Write protect

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4KBytes SRAM（ A wide 32bit）, Divided into two

Separate zones , Every section 2KBytes

Reset and power management

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1.8V To 5.5V Power supply and I/O

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Two LDO, A normally open for low power consumption / Backup

Power domain , A kernel power domain for system operation

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High precision power on 、 Power down reset （POR_PDR）

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Programmable low voltage reset （LVR）,8 Low voltage reset

spot ：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 monitoring

Measuring point ：2.0V、2.2V、2.4V、2.7V、2.9V、

3.1V、3.6V、4.5V

The 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% precision ）

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32KHz Low speed crystal oscillator （OSCL）

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Built in factory calibrated 24KHz RC oscillator （RCL,

10% precision ）

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built-in PLL, Maximum output 144MHz, Jitter less than

100ps

low power consumption

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sleep 、 downtime 、 Ultra low power consumption shutdown

Debug mode

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Serial line debugging port （SW-DP）

Boot mode

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Support from the Flash、SRAM、System Memory Qi

dynamic

Programming model

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Support serial in system programming （ISP）

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Support application upgrade （IAP）, Provide UART、I2C、

SSP Interface support

As many as 30 Fast I/O port

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all IO Can be mapped to 16 External interrupts

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all IO Ports can tolerate 5V The signal

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Every IO Support dangling input / Pull up input / Pull down input

Enter into / Push pull output / Open drain output / Open source output

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Most of the IO Support one or two analog channels

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Every IO The driving capacity and slope are adjustable in two grades

10 A timer

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1 individual 16 Bit advanced control timer TIM1,4 Channels

（ belt 3 Complementary channels ）, Support input capture / Output

Compare /PWM Output / Single pulse output , Support orthogonal

Incremental encoding input , Support dead zone control and emergency braking

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1 individual 16 Bit Universal timer TIM3,4 Channels , the

Hold input capture / Output comparison /PWM Output / Single pulse

Output , Support orthogonal incremental coding input

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1 individual 16 Bit Universal timer TIM14,1 Channels , the

Hold input capture / Output comparison /PWM Output / Single pulse

Output

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1 individual 16 Bit Universal timer TIM15,2 Channels （ belt

2 Complementary channels ）, Support input capture / Output comparison

/PWM Output / Single pulse output , Support deadband control

And emergency braking

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2 individual 16 Bit Universal timer TIM16/TIM17,1 A pass

Avenue （ belt 1 Complementary channels ）, Support input capture / Output comparison /PWM Output / Single pulse output , Support

Deadband control and emergency braking

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1 individual 16 Bit basic timer TIM6

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1 An independent watchdog timer

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1 A window watchdog timer

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1 individual 24 Bit self decreasing system time base timer

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TIM1、TIM15、TIM16 and TIM17 Support delay touch

Hair and anti false trigger mechanism

WT Clock timer

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Support timing 、 Periodic wake-up

Universal DMA

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4 A separate channel

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Supported peripherals include SSP、I2C、UART、ADC、

DAC、Timer

CRC Computing unit

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8 position 、16 position 、32 Bit configurable generating polynomial

As many as 5 Communication interface

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1 individual I2C Interface , Support host / Slave mode , Support

100Kbps、400Kbps and 1Mbps rate , Support 7

position /10 Bit addressing mode , belt FIFO And support DMA

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2 individual UART Interface , Support CTS/RTS Hard flow control , most

The high baud rate is 4Mbps, belt FIFO And support DMA

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2 individual SSP Interface , Support host / Slave mode , Support

Motorola SPI、TI SSI and National

Semiconductor Microwire Three interface protocols ,

4 To 16 Bit frame size , The highest rate is 32Mbps,

belt FIFO And support DMA

1 individual 12 position A/D converter

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The maximum conversion rate is 1.5MSPS

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24 Channels （

16 An external channel ,8 An internal channel ）

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Built in temperature sensor

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Contains two independent samples / Hold circuit

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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 individual 10 position D/A converter , Reference voltage 2.5V、4V、

VDDA Optional

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2 individual DAC Both support hardware triggering and DMA transmission , the

Generate noise waveform and triangle waveform

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3 An analog comparator , The reference voltage of the comparator comes from

DAC Output 、HALL_MID Output or external port

3 Operational amplifiers （OPA）

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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 , Can be used 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 only ID

Application plan

Lithium electric wrench

Angle grinder

Electric drill

Electric wrench