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Preliminary
TTP255 TonTouchTM
TTP255 Target Spec.
§ General Description:
TTP255 MCU is an easy-used 4-bit CPU base microcontroller. It contains 4K-word ROM 、 384-nibble RAM 、 timer/Counter 、 interrupt service 、IO control hardware、touch pad feature、LDO and TT-BUS for specified applications. The device is also suitable for diverse applications in control appliance and consumer product.
§ Features:
1. Tontek Dual RISC 4-bit CPU cores 2. Total 26 crucial instructions and two addressing mode 3. Most instructions need 1 word and 1 machine cycle(2 system clocks)
except read table instruction(RTB) 4. advance CMOS process 5. Working memory with 4K*16 program ROM and 256*4 SRAM 6. 4-level stacks for CPUA (+4 stacks for CPUB) 7. Operating voltage: 2.0V~5.5V 8.