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Features Operating voltage: fSYS= 4MHz: 2.2V~5.5V for HT49R70A-1/HT49C70-1 fSYS= 8MHz: 3.3V~5.5V for HT49R70A-1/HT49C70-1 fSYS= 500kHz: 1.2V~2.2V for HT49C70L 8 input lines 16 bidirectional I/O lines Two external interrupt input One 8-bit and one 16-bit programmable timer/event counter with PFD (programmable frequency divider) function LCD driver with 41x2, 41x3 or 40x4 segments 8Kx16 program memory 224x8 data memory RAM Real Time Clock (RTC) 8-bit prescaler for RTC Watchdog Timer Buzzer output On-chip crystal, RC and 32768Hz crystal oscillator HALT function and wake-up feature reduce power consumption 16-level subroutine nesting Bit manipulation instruction 16-bit table read instruction Up to 0.5us instruction cycle with 8MHz system clock for HT49R70A-1/HT49C70-1 Up to 8us instruction cycle with 500kHz system clock for HT49C70L 63 powerful instructions All instructions in 1 or 2 machine cycles Low voltage reset/detector functions for HT49R70A-1/HT49C70-1 64-pin LQFP and 100-pin LQFP packages 技術相關資訊 Data Sheet Revision History 封裝資訊 64-pin LQFP 封裝 100-pin LQFP 封裝 支援工具 軟體下載 問答集 應用範例 其他相關資訊 產品相關資訊 新八位元LCD型低電壓Mask微控制器--HT49CXXL 新版八位元LCD型微控制器 --- HT49R70A-1 新八位元General Purpose LCD系列微控制器---HT49C70-1
