16-/32-Bit RISC Flash Microcontroller - Texas Instruments
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Reference Design
SM470R1B1M-HT
SPNS155I – SEPTEMBER 2009 – REVISED JUNE 2015
SM470R1B1M-HT 16-/32-Bit RISC Flash Microcontroller
1 Device Overview
1.
1 Features
1
• High-Performance Static CMOS Technology • SM470R1x 16-/32-Bit RISC Core ( ARM7TDMI™)
– 60-MHz System Clock (Pipeline Mode) – Independent 16-/32-Bit Instruction Set – Open Architecture With Third-Party Support – Built-In Debug Module • Integrated Memory – 1MB Program Flash
• Two Banks With 16 Contiguous Sectors – 64KB Static RAM (SRAM) – Memory Security Module (MSM) – JTAG Security Module • Operating Features – Low-Power Modes: STANDBY and HALT – Industrial Temperature Range • 470+ System Module – 32-Bit Address Space Decoding – Bus Supervision for Memory/Peripherals – Digital Watchdog (DWD) Timer – Analog Watchdog (AWD) Timer – Enhanced Real-Time Interrupt (RTI) – Interrupt Expansion Module (IEM) – System Integrity and Failure Detection – ICE Breaker • Direct Memory Access (DMA) Controller – 32 Control Packets and 16 Channels • Zero-Pin Phase-Locked Loop (ZPLL)-Based Clock Module With Prescaler – Multiply-by-4 or -8 Internal ZPLL Option – ZPLL Bypass Mode • Twelve Communication Interfaces: – Two Serial Peripheral Interfaces (SPIs) – 255 Programmable Baud Rates – Three Serial Communication Interfaces (SCIs)
• 224 Selectable Baud Rates • Asynchronous/Isosynchronous Modes
– Two High-End CAN Controllers (HECC) • 32-Mailbox Capacity • Fully Compliant With CAN Protocol, Version 2.
0B
– Five Inter-Integrated Circuit (I2C) Modules • Multi-Master and Slave Interfaces • Up to 400 Kbps (Fast Mode) • 7- and 10-Bit Address Capability
• High-End Timer Lite (HET) – 12 Programmable I/O Channels: • 12 High-Resolution Pins – High-Resolution Share Feature (XOR) – High-End Timer RAM • 64-Instruction Capacity
• External Clock Prescale (ECP) Module – Programmable Low-Frequency External Clock (CLK)
• 12-Channel, 10-Bit Multi-Buffered AD...
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