Simulated Peripherals

Of the Dallas Semiconductor DS5240

The following on-chip peripherals are simulated by the Keil Software µVision Debugger.

• Clock Divider and Multiplier
• External Memory Stretch Cycle
• Interrupts 15S/2L (Including External)
• Port 0
• Port 1
• Port 2
• Port 3
• Power Saving Modes (Idle and Power Down)
• Ring Oscillator
• Serial UART 0 (Enhanced Interface)
• Serial UART 1 (Enhanced Interface without T2 as BRG)
• Timer 0
• Timer 1
• Timer 2 (Extended Timer 2)
• Timer Rate Control ; 4 Clocks Per Machine Cycle
• Watchdog Timer

The following on-chip peripherals are not simulated.

• Boot Loader: ACON.6, BP, IA
• CRC Generator: CRC1, CRC2, CRC3, CRC4
• Encryption (PEK1, PEK2, DEK) and Decryption (PBDD, PBDC)
• Flash Program Memory:FLMC
• Memory Management Unit: ACON.7, MSIZE, MCEN, DMOS, MCON, RAMST, ROMST, MXAH
• Modular Arithmetic Accelerator: MACT, MAS0, MAS1
• Port 4: P4
• Random Number Generator: RNR
• Real-Time Clock: TRIM, RTASS, RTAS, RTAM, RTAH, RTCC, RTCSS, RTCS, RTCM, RTCH, RTCD0, RTCD1
• Reset Control: RAR, RCR, RTR
• Self Destruct Interrupt: PMR.1, PMR.0
• User DES Engine: UDESD, UDESC