HR7P201

Parameters

• Kernel

- High-performance Harvard RISC CPU core

- 79 streamlined instructions

- The system clock frequency is up to 16MHz

- The instruction cycle is 2 system clock cycles

- The reset vector is at 0000H and the interrupt vector is at 0004H

- Support interrupt processing, interrupt priority and vector table

• Storage resources

- 16K Words FLASH program memory, 8-level program stack

- 2K Words FLASH data memory

- Divided into 4 pages, supports page erasing and writing

- During erase and write, the timer module works normally

- Interrupt processing is not supported during erase and write

- 1K Bytes SRAM data memory

- Program memory supports PC direct addressing, relative addressing and table read operations

- Data memory supports direct addressing, GPR special addressing and indirect addressing

• I/O ports

- Support up to 17 IO ports

- PA port (PA0~PA1, PA3~PA7)

- PB port (PB0~PB7)

- PC port (PC0~PC1)

- Support 2 external port interrupts PINT (PINT0-PINT1 are input ports)

- Support 4 external key interrupts KINT (KIN0~KIN3 are input terminals)

- Supports independent configurable internal weak pull-up/pull-down input ports

- The matching accuracy of the input port pull-up/pull-down resistor is within ±30%

- Supports 17 independent configurable high current drive capability ports

• Reset and clock

- Built-in power-on reset circuit POR

- Built-in power-off reset circuit BOR

- Support external reset

- Support independent hardware watchdog timer

- Support external HS/XT oscillator clock source

- Support internal high frequency 16MHz oscillator clock source

- Factory calibration accuracy is ±2% (normal temperature 25°C)

• Peripherals

- 8-bit timer T8N

- Timer mode (system clock) / Counter mode (external count clock input)

- Support configurable prescaler

- Support interrupt generation

- 8-bit time base timer T8P1/T8P2/T8P3

- Timer mode (system clock)

- Supports configurable prescaler and postscaler

- Supports 3 groups of enhanced pulse width modulation (EPWM) output expansion functions with dead zone complementary output

- Support external port to shut down EPWM output

- Support analog comparator output to shut down EPWM output

- Support EPWM automatic restart

- Support interrupt generation

- Analog-to-digital converter (ADC)

- Support 12-bit digital conversion accuracy

- Support 15-channel analog input

- Support selectable reference source

- Support reference voltage program calibration correction, accuracy is ±2% (normal temperature 25℃)

- Support interrupt generation

- Touch button function module TK

- Support up to 14 touch buttons

- Support 4 operating frequencies: 4MHZ, 2MHZ, 1MHZ, 500KHZ

- Supports selectable reference voltage

- Support touch key scan interrupt

- One high-speed asynchronous receiver and transmitter UART

- Support asynchronous duplex transmission and reception

- Support 8-bit/9-bit data format

- Agreement to receive/send from the lowest bit

- Support interrupt generation

- One I2C bus

- Only supports slave mode

- Support standard I2C bus protocol, with a maximum transfer rate of 400Kbit/s

- Support 7-bit addressing mode

- Support interrupt generation

- Analog comparator module

- Supports analog comparator interrupt generation

- Comparator input voltage source can be selected

- A high-precision reference voltage source

- Supports program calibration correction, with calibration accuracy within ±2% (normal temperature 25°C)

- Supports calibrated voltage 2.6V output

- Support two reference voltage outputs

- Support multiple reference voltage options

• Power consumption characteristics

- IDLE current

- 16uA @ 3.0V, 25℃, typical

- Dynamic current

- 2mA@internal 16MHz, 5.0V, typical

• Programming and debugging interface

- Support In-Circuit Programming (ISP) interface

- Supports In-Circuit Debug (ICD) interface

- Programming code encryption protection

• Design process and packaging

- Low power consumption, high speed FLASH CMOS process

- 20 pins, DIP/SOP package (HR7P201FHD/S)

- 14 pins, SOP package (HR7P201FHS4)

• Working conditions

- Operating voltage range: 3.0V ~ 5.5V

- Operating temperature range: -40℃~85℃

Application

Touch buttons, small appliances and other fields