Thermal Printer -- HT32F1654

Thermal Printer
HT32F1654
Characteristics
► MCU – HT32F1654
 32-bit ARM® CortexTM-M3 processor core
 Up to 72MHz operation frequency
 64KB on-chip flash memory and 16 KB on-chip SRAM
 Up to 51 GPIOs
 12-bit, 1Msps SAR ADC, up to 12 multiplexed channels
 Rich communication interface : I2C, SPI, UART and USB
► Thermal Printer
 Easy-to-use installer & utility
 High-density 8 dots/mm print head
 Maximum speed of 70 mm/s
 48mm print width and 58 mm paper width
 Out-of-paper sensor and thermistor for detecting abnormal print temperature
 Serial and USB interfaces
Applications
2015 Holtek New Product Presentation A01
Block Diagram
9V
Adapter 9V
AP4435GM
Power Switch
9V
I/O
3.3V
HT1117-33
LDO
KEY
GT21L16S2W
Font Chip
PWM
I/O
SPI
MCU
ADC
HT32F1654
I/O
CortexTM-M3
XTAL
64KB Flash
UART
16KB SRAM
HT1585
RTC
I2C
Thermal
Printer Head
USB
72MHz
XTAL
DRV8833
Motor Driver
I2C
USB Port
MAX232
RS232
Transceiver
CH455
LED Driver
Connect
I/O
LED
2015 Holtek New Product Presentation A01