PMC271产品描述: 2 FPP units, 8 bit ADC, 16 IO, 1KW OTP, FPPATM controller ** (1) Operating modes: Two processing units FPPATM mode or Traditional one processing unit mode (2) 1KW OTP program memory (3) 64 Bytes data RAM (4) Programmable stack pointer and adjustable stack level ? (5) All data memories are available for use as an index pointer ? (6) Clock sources: internal high RC oscillator, internal low RC oscillator and external crystal oscillator ? (7) Band-gap circuit to provide 1.20V reference voltage ? (8) One hardware 16-bit timer ? (9) Total 8-channel 8-bit ADC, including one channel for band-gap reference voltage input ? (10) Built-in half VDD bias voltage generator for LCD application ? (11) Support fast wake-up ? (12) Eight levels of LVD reset ~ 4.1V, 3.6V, 3.1V, 2.8V, 2.5V, 2.2V, 2.0V, 1.8V ? (13) 16 IO pins with 10mA capability and optional pull-high resistor ? (14) Two external interrupt pins ? (15) Every IO pin can be configured to enable wake-up function ? (16) Operating voltage range: 2.2V ~ 5.5V (17) PMC271 is high EFT series with -40°C ~ 85°C operating temperature range (18) PMS271 is general purpose series with -20°C ~ 70°C operating temperature range