4.1 Introduction .................................................................... 4-3 4.2 Main characteristics of a MSP430 microcontroller ........... 4-4 4.3 Address space.................................................................. 4-5 4.3.1 Interrupt vector table ............................................... 4-6 4.3.2 Flash/ROM ................................................................ 4-8 4.3.3 Information memory (Flash devices only)................. 4-8 4.3.4 Boot memory (Flash devices only) ............................ 4-8 4.3.5 RAM........................................................................... 4-8 4.3.6 Peripheral Modules.................................................... 4-9 4.3.7 Special Function Registers (SFRs)............................. 4-9