器件名称: ST7SCR1R4
功能描述: 8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
文件大小: 1413.95KB 共102页
简 介:ST7SCR
8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
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Memories – Up to 16K of ROM or High Density Flash (HDFlash) program memory with read/write protection, HDFlash In-Circuit and In-Application Programming. 100 write/erase cycles guaranteed, data retention: 20 years at 55°C – Up to 768 bytes of RAM including up to 128 bytes stack and 256 bytes USB buffer Clock, Reset and Supply Management – Low Voltage Reset – 2 power saving modes: Halt and Wait modes – PLL for generating 48 MHz USB clock using a 4 MHz crystal Interrupt Management – Nested Interrupt Controller USB (Universal Serial Bus) Interface – 256-byte buffer for full speed bulk, control and interrupt transfer types compliant with USB specification (version 2.0) – On-Chip 3.3V USB voltage regulator and transceivers with software power-down – 7 USB Endpoints: One 8-byte Bidirectional Control Endpoint One 64-byte In Endpoint, One 64-byte Out Endpoint Four 8-byte In Endpoints 35 or 4 I/O ports: – Up to 4 LED outputs with software programmable constant current (3 or 7 mA). – 2 General purpose I/Os programmable as interrupts – Up to 8 line inputs programmable as interrupts – Up to 20 Outputs – 1 line assigned by default as static input after reset
ST7FSCR1R4 16K FLASH
TQFP64 14x14
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ISO7816-3 UART Interface: – 4 Mhz Clock generation – Synchronous/Asynchronous protocols (T=0, T=1) – Automatic retry on parity error – Programmable Baud rate from 372 clock pulses……
