|Category||Microcontrollers => 8 bit|
|Description||Dual Slope A/D Type MCU with LCD
The HT46R71D-1 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for A/D with LCD applications that interface directly to analog signals, such as those from sensors. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, Dual slope A/D converter, LCD display, HALT and wake-up functions, watchdog timer, as well as low cost, enhance the versatility of these devices to suit for a wide range of AD with LCD application possibilities such as sensor signal processing, scales, consumer products, subsystem controllers, etc.
|Company||Holtek Semiconductor Inc.|
|Datasheet||Download HT46R71D-1 datasheet
Tools Information FAQs Application Note - HA0003E Communicating between the & HT46 Series MCUs and the HT93LC46 EEPROM & HT46 MCU UART Software Implementation Method - HA0005E Controlling the I2C bus with the & HT46 MCU Series - HA0007E Using the MCU Look Up Table Instructions - HA0049E Read and Write Control of the HT1380Features
Operating voltage: RC oscillator HALT function and wake-up feature reduce power
10 bidirectional I/O lines and two ADC input One external interrupt input shard with an I/O lines One 8-bit and one 16-bit programmable timer/event
Voltage regulator (3.3V) and charge pump Embeded voltage reference generator (1.5V) 4-level subroutine nesting Bit manipulation instruction 14-bit table read instruction to 1ms instruction cycle with 4MHz system clock 63 powerful instructions All instructions or 2 machine cycles Low voltage reset/detector function 48-pin SSOP package
LCD driver with 10´3 segments 2K´14 program memory with partial lock function 32´8 data memory RAM Single differential input channel dual slope Analog toWatchdog Timer with regulator power Buzzer output Internal 12kHz RC oscillator
The an 8-bit high performance, RISC architecture microcontroller device specifically designed for A/D with LCD applications that interface directly to analog signals, such as those from sensors. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, Dual slope A/D converter, LCD display, HALT and wake-up functions, watchdog timer, as well as low cost, enhance the versatility of these devices to suit for a wide range of AD with LCD application possibilities such as sensor signal processing, scales, consumer products, subsystem controllers, etc.
Pin Name PA7 PB0~PB1 VLCD COM0~COM2 SEG0~SEG9 VOBGP VOREG VOCHP CHPC1 CHPC2 I/O Options Description Bidirectional 8-bit input/output port. Each individual bit on this port can be configured to have a wake-up function using a configuration option. Software instructions determine if the pin is a CMOS output or Schmitt trigger input. Configuration options determine which pins on this port have pull-high resistors. The BZ, TMR0, TMR1 and INT are pin-shared with PA4, PA5 and PA6 respectively. Bidirectional 2-bit input/output port. Software instructions determine if the pin is a CMOS output or Schmitt trigger input. Configuration options determine which pins on this port have pull-high resistors. LCD power supply COM0~COM2 are the common outputs for the LCD panel plate. LCD driver outputs for the LCD panel segments. Bandgap voltage output pin. (for internal use) Regulator output 3.3V Charge pump output (a capacitor is required to be connected) Charge pump capacitor, positive Charge pump capacitor, negative
|Some Part number from the same manufacture Holtek Semiconductor Inc.|
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