ST72324BJ2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 input ports
• 2 communication interfacesSPI synchronous serial interfaceSCI asynchronous serial interface
• Memories8 to 32 Kbyte dual voltage High Density Flash (HDFlash) or ROM with readout protection capability. In-application programming and Incircuit programming for HDFlash devices384 bytes to 1 Kbyte RAMHDFlash endurance: 1 kcycle at 55 °C, data retention 40 years at 85 °C
• Interrupt managementNested interrupt controller. 10 interrupt vectors plus TRAP and RESET. 9/6 ext. interrupt lines (on 4 vectors)
• Clock, reset and supply managementEnhanced low voltage supervisor (LVD) with programmable reset thresholds and auxiliary voltage detector (AVD) with interrupt capabilityClock sources: crystal/ceramic resonator oscillators, int. RC osc. and ext. clock inputPLL for 2x frequency multiplication4 power saving modes: Slow, Wait, Active-halt, and Halt
• 4 timersMain clock controller with real-time base, Beep and clock-out capabilitiesConfigurable watchdog timer16-bit Timer A with 1 input capture, 1 output compare, ext. clock input, PWM and pulse generator modes16-bit Timer B with 2 input captures, 2 output compares, PWM and pulse generator modes
• Development toolsIn-circuit testing capability
• Up to 32 I/O ports32/24 multifunctional bidirectional I/Os, 22/17 alternate function lines, 12/10 high sink outputs