R8830 Просмотр технического описания (PDF) - RDC Semiconductor

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R8830

16-Bit RISC Microcontroller User’s Manual

RDC Semiconductor 

RDC®

RISC DSP Controller

Contents

-------------------------------------------------------------------------------- page

1. Features ------------------------------------------------------------------------- 4

2. Block Diagram ---------------------------------------------------------------- 4

3. Pin Configuration ------------------------------------------------------------- 5

4. Pin Description ---------------------------------------------------------------- 8

5. Basic Application System Block-------------------------------------------- 14

6. Oscillator Characteristics -------------------------------------------------- 15

7. Read/Write timing Diagram ------------------------------------------------ 16

8. Execution Unit ------------------------------------------------------------- 18

8.1 General Register --------------------------------------------------------- 18

8.2 Segment Register --------------------------------------------------------- 18

8.3 Instruction Pointer and Status Flags Register----------------------------- 19

8.4 Address Generation ------------------------------------------------------ 20

9. Peripheral Control Block Register ---------------------------------------- 21

10. System Clock Block -------------------------------------------------------- 23

11. Reset -------------------------------------------------------------------------- 24

12. Bus Interface Unit----------------------------------------------------------- 26

12.1 Memory and I/O Interface --------------------------------------------------- 26

12.2 Data Bus ----------------------------------------------------------------- 26

12.3 Wait States ----------------------------------------------------------------------- 27

12.4 Bus Hold-------------------------------------------------------------------------- 28

13. Chip Select Unit ------------------------------------------------------------ 30

13.1 UCS ------------------------------------------------------------------------------ 30

13.2 LCS ------------------------------------------------------------------------------ 31

13.3 MCSx --------------------------------------------------------------------------- 33

13.4 PCSx ---------------------------------------------------------------------------- 34

14. Interrupt Controller Unit ------------------------------------------------- 37

14.1 Master Mode and Slave Mode ----------------------------------------- 37

14.2 Interrupt Vector, Type -------------------------------------------------------- 38

14.3 Interrupt Request ------------------------------------------------------ 39

14.4 Interrupt Acknowledge ------------------------------------------------ 39

14.5 Programming Register ------------------------------------------------------- 40

RDC Semiconductor Co.

Subject to change without notice

2

R8830

Rev:1.4

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