TFT-LCD Transmission Interface HT32F1755 / HT32F1765 Characteristics ® 32-bit ARM Cortex™-M3 Processor Core (Up to 72MHz Operating Frequency) 128KB Integrated Flash Memory Up to 64KB Integrated SRAM 2 SPI, I C, GPIO, and PDMA Display Speed (I8080) 5.0” ~ 7.0” (480800) : 5.6 Frames / s 3.5” ~ 4.7” (272480) : 16.6 Frames / s 2.8” ~ 3.2” (240400) : 22.6 Frames / s 2.0” ~ 3.5” (240320) : 28.3 Frames / s Serial Flash Control Button USB Connector 32-Bit MCU USART LCD Connector SD Card Application Areas LCD Display Block Diagram