ST7232AJ2数据手册ST中文资料规格书

特性 Features

• 1 Analog peripheral (low current coupling)10-bit ADC with up to 12 robust input ports
• 2 Communications InterfacesSPI synchronous serial interfaceSCI asynchronous serial interface
• Development ToolsFull hardware/software development packageIn-Circuit Testing capability
• Memories8K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programming and In-Circuit Programming for HDFlash devices384 bytes RAMHDFlash endurance: 100 cycles, data retention: 40 years at 85˚C
• Interrupt ManagementNested interrupt controller14 interrupt vectors plus TRAP and RESET6 external interrupt lines (on 4 vectors)
• Clock, Reset And Supply ManagementClock sources: crystal/ceramic resonator oscillators and bypass for external clockPLL for 2x frequency multiplicationFour Power Saving Modes: Halt, Active-Halt, Wait and Slow
• 4TimersMain Clock Controller with: Real time base, Beep and Clock-out capabilitiesConfigurable watchdog timerTwo 16-bit Timers with: 2 input captures, 2 output compares, PWM and pulse generator modes
• Instruction Set8-bit Data Manipulation63 Basic Instructions17 main Addressing Modes8 x 8 Unsigned Multiply Instruction
• Up to 32 I/O Ports32/24 multifunctional bidirectional I/O lines22/17 alternate function lines12/10 high sink outputs