TC1130_08 Datasheet, PDF (68/114 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

TC1130
Functional Description
3.20 System Control Unit
The System Control Unit (SCU) of the TC1130 handles the system control tasks. All of
these system functions are tightly coupled; thus, they are conveniently handled by one
unit, the SCU. The system tasks of the SCU are:
• Clock Control
– Clock generation
– Oscillator and PLL control
• Reset and Boot Control
– Generation of all internal reset signals
– Generation of external hardware and software reset signal
• Power Management Control
– Enabling of several power management modes
• Configuration input sampling
• Ethernet Interrupts
• FPU interrupts
• External Request Unit
• Parity Error Control
• Fault SRAM Fuse Box
• CSCOMB Control
• EBU Pull-Up Control
• NMI Control and Status
• DMA Request Signal Selection
Data Sheet
62
V1.1, 2008-12