RDC
Contents
®
RISC DSP Controller
R8830LV
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
Rev:1.0
RDC [ RDC SEMICONDUCTOR ]
