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Features Operating voltage: fSYS= 4MHz: 2.2V~5.5V for HT49R50A-1/HT49C50-1 fSYS= 8MHz: 3.3V~5.5V for HT49R50A-1/HT49C50-1 fSYS= 500kHz: 1.2V~2.2V for HT49C50L 8 input lines 12 bidirectional I/O lines Two external interrupt input Two 8-bit programmable timer/event counter with PFD (programmable frequency divider) function LCD driver with 33x2, 33x3 or 32x4 segments 4Kx15 program memory 160x8 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 6-level subroutine nesting Bit manipulation instruction 15-bit table read instruction Up to 0.5us instruction cycle with 8MHz system clock for HT49R50A-1/HT49C50-1 Up to 8us instruction cycle with 500kHz system clock for HT49C50L 63 powerful instructions All instructions in 1 or 2 machine cycles Low voltage reset/detector function for HT49R50A-1/HT49C50-1 48-pin SSOP, 64-pin LQFP and 100-pin LQFP packages 技術相關資訊 Data Sheet Revision History 封裝資訊 48-pin SSOP 封裝 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 --- HT49R50A-1 新版八位元LCD 微控制器 --- HT49C50-1
