RDC
RDC
RDC
RDC
RISC DSP Controller
R8810LV
RDC Semiconductor Co.
Rev:1.4
Subject to change without notice
1
R8810LV
16-Bit RISC Microcontroller User's Manual
RDC
RDC
RDC
RDC
RISC DSP Controller
RDC Semiconductor Co., Ltd
http:\\www.rdc.com.tw
Tel. 886-3-666-2866
Fax 886-3-563-1498
RDC
RDC
RDC
RDC
RISC DSP Controller
R8810LV
RDC Semiconductor Co.
Rev:1.4
Subject to change without notice
2
Contents
-----------------------------------------------------------------
page
- Features -----------------------------------------------------------------------------4
- Block Diagram --------------------------------------------------------------------4
- Pin Configuration -----------------------------------------------------------------5
- PQFP and LQFP Pin-Out Table
---------------------------------------------------------
7
- Pin Description --------------------------------------------------------------------8
- Basic Application System Block---------------------------------------------- 13
- Oscillator Characteristics ----------------------------------------------------- 14
- Read/Write timing Diagram -------------------------------------------------- 15
- Execution Unit ------------------------------------------------------------------- 17
=
General Register
------------------------------------------------------------- 17
=
Segment Register
------------------------------------------------------------- 17
=
Instruction Pointer and Status Flags Register
--------------------------- 18
=
Address Generation
---------------------------------------------------------- 19
- Peripheral Control Block Register ------------------------------------------ 20
- System Clock Block ------------------------------------------------------------- 22
- Reset-------------------------------------------------------------------------------- 23
- Bus Interface Unit--------------------------------------------------------------- 25
=
Memory and I/O Interface
-------------------------------------------------- 25
=
Data Bus
----------------------------------------------------------------------- 25
=
Wait States
-------------------------------------------------------------------- 26
=
Bus Hold
---------------------------------------------------------------------- 27
- Chip Select Unit ----------------------------------------------------------------- 29
=
UCS
-------------------------------------------------------------------------- 29
=
LCS
-------------------------------------------------------------------------- 30
=
MCSx
------------------------------------------------------------------------ 31
=
PCSx
------------------------------------------------------------------------ 32
- Interrupt Controller Unit------------------------------------------------------ 34
=
Master Mode and Slave Mode
---------------------------------------------- 34
=
Interrupt Vector, Type and Priority
--------------------------------------- 35
= Interrupt Request
----------------------------------------------------------- 36
=
Interrupt Acknowledge
------------------------------------------------------ 36
=
Programming Register
------------------------------------------------------ 37
RDC
RDC
RDC
RDC
RISC DSP Controller
R8810LV
RDC Semiconductor Co.
Rev:1.4
Subject to change without notice
3
- DMA Unit ------------------------------------------------------------------------- 50
=
DMA Operation
------------------------------------------------------------ 50
=
External Request
----------------------------------------------------------- 55
- Timer Control Unit ------------------------------------------------------------- 57
= Watchdog Timer ---------------------------------------------------------- 61
=
Timer/Counter Unit Output Mode
--------------------------------------- 62
- Asynchronous Serial Port ----------------------------------------------------- 63
- Synchronous Serial Port ------------------------------------------------------- 67
= Synchronous Serial Port Operation ---------------------------------- 69
- PIO Unit--------------------------------------------------------------------------- 71
=
PIO Multi-Function Pin list Table
---------------------------------------- 71
- PSRAM Control Unit----------------------------------------------------------- 74
- Instruction Set Opcodes and Clock Cycle --------------------------------- 75
=
R8810LV Execution Timings
-------------------------------------------- 79
- DC Characteristics-------------------------------------------------------------- 80
- AC Characteristics-------------------------------------------------------------- 82
- Package Information ----------------------------------------------------------- 91
- Revision History ----------------------------------------------------------------- 93
RDC
RDC
RDC
RDC
RISC DSP Controller
R8810LV
RDC Semiconductor Co.
Rev:1.4
Subject to change without notice
4
16-Bit Microcontroller with 8-bit external data bus
Features
Five-stages pipeline
RISC architecture
Static Design & Synthesizable design
Bus interface
- Multiplexed address and Data bus which
compatible with 80C188 microprocessor
- Supports nonmultiplexed address bus [A19 : A0]
- 1M byte memory address space
- 64K byte I/O space
Software compatible with the 80C186
Support one Asynchronous serial channel & one
Synchronous serial channel
Supports 32 PIO pins
PSRAM (Pseudo static RAM) interface with
auto-refresh control
Three independent 16-bit timers and Timer 1 can
be programed as a watchdog timer
The Interrupt controller with five maskable
external interrupts and one
nonmaskable external interrupt
Two independent DMA channels
Programble chip-select logic for Memory
or I/O bus cycle decoder
Programmable wait-state generator
Block Diagram
DMA
Unit
PSRAM
Control
Unit
Chip
Select
Unit
Refresh
Control
Unit
Bus
Interface
Unit
PIO
Unit
Synchronous
Serial Interface
Timer Control
Unit
Interrupt
Control Unit
Clock and
Power
Management
Asynchro-
nous Serial
Port
Instruction
Queue (64bits)
Instruction
Decoder
Register
File
General,
Segment,
Eflag Register
ALU
(Special,
Logic,
Adder,
BSF)
Micro
ROM
EA / LA
Address
Control Signal
Execution
Unit
X1
X2
CLKOUTA
CLKOUTB
INT4
INT0
TMRIN0
TMROUT0
TMRIN1
TMROUT1
DRQ0
DRQ1
TXD
RXD
SCLK
SDEN0 SDEN1
SDATA
A19~A0
AD7~AD0
AO15~AO8
ALE
RD
VCC
GND
LCS/ONCE0
MCS3/RFSH
UCS/ONCE1
PCS5/A1
PCS6/A2
ARDY
SRDY
S2~S0
DT/R
DEN
HOLD
HLDA
S6/CLKDIV2
UZI
RFSH/ADEN
WR
WB
RST
INT3/INTA1/IRQ
INT2/INTA0
INT1/SELECT
NMI
MCS2-MCS0
PCS3-PCS0
RDC
RDC
RDC
RDC
RISC DSP Controller
R8810LV
RDC Semiconductor Co.
Rev:1.4
Subject to change without notice
5
Pin Configuration
(PQFP)
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
R8810LV
Microcontroller
SDEN1/PIO23
SDEN0/PIO22
SCLK/PIO20
ALE
ARDY
GND
X1
X2
VCC
CLKOUTA
CLKOUTB
GND
A19/PIO9
A18/PIO8
VCC
A17/PIO7
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
VCC
A0
GND
GND
HLDA
HOLD
SRDY/PIO6
NMI
INT4/PIO30
INT0
VCC
CND
VCC
GND
TMRIN1/PIO0
TMROUT1/PIO1
TMROUT0/PIO10
TMRIN0/PIO11
DRQ1/PIO13
DRQ0/PIO12
AD0
AO8
AD1
AO9
AD2
AO10
AD3
AO11
AD4
AO12
AD5
GND
AO13
AD6
VCC
AO14
AD7
AO15
TXD/PIO27
RXD/PIO28
SDATA/PIO21
INT3/INTA1/IRQ
UCS/ONCE1
LCS/ONCE0
PCS2/PIO18
S6/CLKDIV2/PIO29
DT/R/PIO4
DEN/PIO5
MCS0/PIO14
MCS1/PIO15
INT2/INTA0/PIO31
PCS6/A2/PIO2
PCS5/A1/PIO3
PCS3/PIO19
PCS1/PIO17
PCS0/PIO16
MCS2/PIO24
MCS3/RFSH/PIO25
RST
UZI/PIO26
RFSH2/ADEN
WB
WR
RD
S2
S1
S0
INT1/SELECT
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