T48C862-R4 datasheet(102/107 Pages) ATMEL

102 / 107 page

102

T48C862-R4 [Preliminary]

4551C–4BMCU–01/04

Components of MARC4 Core ............................................................ 14

Program Memory ................................................................................................ 14

RAM.................................................................................................................... 15

Expression Stack .......................................................................................... 15

Return Stack ................................................................................................. 15

Registers............................................................................................................. 16

Program Counter (PC) ..................................................................................16

RAM Address Registers ................................................................................ 17

Expression Stack Pointer (SP) ...................................................................... 17

Return Stack Pointer (RP) ............................................................................17

RAM Address Registers (X and Y) ...............................................................17

Top of Stack (TOS) ....................................................................................... 17

Condition Code Register (CCR) .................................................................... 17

Carry/Borrow (C) ........................................................................................... 17

Branch (B) ..................................................................................................... 17

Interrupt Enable (I) ........................................................................................ 17

ALU..................................................................................................................... 18

I/O Bus................................................................................................................ 18

Instruction Set..................................................................................................... 18

Interrupt Structure............................................................................................... 18

Interrupt Processing ...................................................................................... 19

Interrupt Latency ........................................................................................... 19

Software Interrupts ............................................................................................. 20

Hardware Interrupts ............................................................................................ 20

Master Reset ....................................................................................... 21

Power-on Reset and Brown-out Detection ......................................................... 21

Watchdog Reset ........................................................................................... 22

External Clock Supervisor ............................................................................. 22

Voltage Monitor................................................................................... 22

Voltage Monitor Control/Status Register ....................................................... 23

Clock Generation ................................................................................ 24

Clock Module ...................................................................................................... 24

Oscillator Circuits and External Clock Input Stage ............................................. 25

RC-oscillator 1 Fully Integrated ..................................................................... 25

External Input Clock ...................................................................................... 26

RC-oscillator 2 with External Trimming Resistor ........................................... 26

4-MHz Oscillator ........................................................................................... 27

32-kHz Oscillator ........................................................................................... 27

Clock Management............................................................................................. 28

Clock Management Register (CM) ................................................................ 28

System Configuration Register (SC) ............................................................. 29

Power-down Modes ............................................................................ 29

T48C862-R4 数据表(PDF) 102 Page - ATMEL Corporation

T48C862-R4 数据表(HTML) 102 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

数据表下载