HK HK32F103RBT6

The HK32F103 series features a high-performance ARM Cortex-M3 32-bit RISC core operating at up to 96MHz, with up to 128KB FLASH, 20KB SRAM, 1 high-performance timer, 3 general-purpose timers, 2 SPI serial synchronous communication interfaces, 2 I2C serial communication interfaces, 3 USART serial asynchronous communication interfaces, 1 USB2.0 Full Speed serial communication interface, 1 CAN bus controller, 2 12-bit SAR ADCs, and 1 on-chip temperature sensor. This rich peripheral set makes the HK32F103 microcontroller suitable for a wide range of applications.

• Operating voltage range:
  • Dual power domain: main supply VDD 2.0V ~ 5.5V, backup battery supply VBAT 1.8V ~ 5.5V
  • When main power fails, the RTC module can continue operating from VBAT supply
  • When main power fails, 20Byte backup registers are available under VBAT supply
• Typical operating current:
  • Dynamic power consumption: 175uA/MHz
  • Stop standby power consumption: 10uA@3.3V
  • Standby power consumption: 1.6uA@3.3V
  • VBAT RTC power consumption: 2.3uA@3.3V
• Operating temperature range: -40℃ ~ 105℃
• Clocks:
  • External HSE: supports 4 ~ 16MHz crystal, typical 8MHz crystal
  • External LSE: 32.768KHz crystal
  • On-chip HSI clock: 8MHz
  • On-chip LSI clock: 40KHz
  • PLL clock
• Reset:
  • External pin reset
  • Power-on reset
  • Software reset
  • Watchdog (IWDT and WWDT) timer reset
  • Low-power mode reset
• Low Voltage Detection (PVD): 8-level adjustable detection voltage threshold, rising and falling edge configurable
• ARM Cortex-M3 Core:
  • Maximum clock frequency: 96 MHz
  • 24-bit System Tick timer
  • Supports CPU Event signal input to MCU pin for synchronization with other on-board SOC CPUs
• Memory:
  • 64 or 128 KByte Flash memory. Supports 0 wait-state bus cycles when CPU frequency does not exceed 26.5MHz, with code security protection, configurable read and write protection separately
  • 20 KByte SRAM
• Two 12-bit SAR ADC converters:
  • 16 analog input channels
  • Maximum conversion rate: 1Mbps
  • Supports automatic continuous conversion and scan conversion
  • Two ADC units can be cascaded for master/slave parallel conversion and interleaved conversion modes
• Temperature sensor analog output internally connected to a dedicated A/D converter channel
• Debug interfaces:
  • SW-DP 2-wire debug port
  • JTAG 5-wire debug port
  • ARM DWT, FPB, ITM, TPIU debug trace modules
• General-purpose serial communication interfaces:
  • Three USARTs (supporting ISO-7816 smart card protocol)
  • Two high-speed SPIs
  • Two I2Cs
  • One USB2.0 Full Speed device interface
  • One CAN 2.0A/B bus interface controller
• Timers:
  • 16-bit PWM timer (channels 1 ~ 3 of high-performance timer support dead-time complementary output)
  • 16-bit PPG timer
  • 16-bit IC (input capture) timer
  • 16-bit quadrature encoder timer
  • Capable of generating ADC trigger events
  • Can be cascaded with other high-performance or general-purpose timers for master/slave timer modes
• General-purpose I/O:
  • 51 GPIO pins for 64-pin packages, 37 GPIO pins for 48-pin packages
  • All GPIO pins configurable as external interrupt inputs
  • Up to 20mA drive current
• Multi-channel DMA controller, supporting triggers from Timers, ADC, SPIs, I2Cs, USARTs, and other peripherals
• CRC calculation module for data integrity verification in memory
• RTC clock counter, used with software to record year, month, day, hour, minute, and second
• Reliability: passes HBM2000V/CDM500V/MM200V/LU qualification tests

• Industrial applications: programmable controllers, printers, scanners
• Motor drive and speed control
• IoT low-power sensor nodes
• Toy products
• Home appliances
• Intelligent robots
• Smartwatches, fitness bands