參數(shù)資料
型號(hào)： UPD784908
廠商： NEC Corp.
英文描述： 16-BIT SINGLE-CHIP MICROCONTROLLER
中文描述： 16位單片機(jī)
文件頁(yè)數(shù)： 6/98頁(yè)
文件大?。?/td> 657K
代理商： UPD784908
μ
PD784907, 784908
6
Data Sheet U11680EJ2V0DS00
CONTENTS
1.
DIFFERENCES BETWEEN
μ
PD784908 SUBSERIES PRODUCTS.......................................
8
2.
MAJOR DIFFERENCES BETWEEN
μ
PD784908 AND
μ
PD78098 SUBSERIES ..................
9
3.
PIN CONFIGURATION (TOP VIEW) .........................................................................................
10
4.
SYSTEM CONFIGURATION EXAMPLE (AUTOMOTIVE CAR AUDIO (TUNER DECK)).....
12
5.
BLOCK DIAGRAM .....................................................................................................................
13
6.
PIN FUNCTION...........................................................................................................................
6.1
Port Pins............................................................................................................................................
6.2
Non-Port Pins ...................................................................................................................................
6.3
Pin I/O Circuits and Recommended Connections of Unused Pins ..........................................
14
14
16
18
7.
CPU ARCHITECTURE ...............................................................................................................
7.1
Memory Space ..................................................................................................................................
7.2
CPU Registers ..................................................................................................................................
7.2.1
General-purpose registers ................................................................................................
7.2.2
Control registers ................................................................................................................
7.2.3
Special function registers (SFRs) ....................................................................................
22
22
25
25
26
27
8.
PERIPHERAL HARDWARE FUNCTIONS................................................................................
8.1
Ports...................................................................................................................................................
8.2
Clock Generator ...............................................................................................................................
8.3
Real-Time Output Port.....................................................................................................................
8.4
Timers/Counters...............................................................................................................................
8.5
Watch Timer......................................................................................................................................
8.6
PWM Output (PWM0, PWM1) ..........................................................................................................
8.7
A/D Converter ...................................................................................................................................
8.8
Serial Interface .................................................................................................................................
8.8.1
Asynchronous serial interface/3-wire serial I/O (UART/IOE) .......................................
8.8.2
Clocked serial interface (CSI)...........................................................................................
8.9
Clock Output Function ....................................................................................................................
8.10 Edge Detection Function ................................................................................................................
8.11 Watchdog Timer ...............................................................................................................................
8.12 Simplified IEBus Controller............................................................................................................
33
33
35
38
39
41
42
43
44
45
47
48
49
49
50
9.
INTERRUPT FUNCTION............................................................................................................
9.1
Interrupt Source ...............................................................................................................................
9.2
Vectored Interrupt............................................................................................................................
9.3
Context Switching............................................................................................................................
9.4
Macro Service ...................................................................................................................................
9.5
Examples of Macro Service Applications ....................................................................................
53
53
55
56
56
57
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