參數(shù)資料
型號: UPD17231
廠商: NEC Corp.
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機的小型通用紅外遙控器
文件頁數(shù): 13/92頁
文件大?。?/td> 378K
代理商: UPD17231
Data Sheet U14360EJ1V0DS00
μ
PD17230, 17231, 17232, 17233, 17234, 17235, 17236
13
The first address of the subroutine that can be called by the system call instruction (“SYSCAL entry”) is the first
16 steps of each block (block 0 to 7) in page 0 of segment 1 (system segment).
Figure 2-2. Outline of System Call Instruction
Page 1
Page 2
Page 3
Page 0
(16 bits
×
2K steps)
(16 bits
×
8K steps)
Segment 0
Page 1
Page 2
Page 3
(16 bits
×
8K steps)
Segment 1
(system segment)
Block 0
Block 1
Block 2
Block 7
Block 0 of segment 1
Entry address of
SYSCAL instruction
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
7
8
F
0
7
8
F
0
F
0
F
0
F
0
F
0
F
0
F
0
F
0
F
0
H
H
H
H
H
H
H
H
0
0
0
0
0
0
0
0
2
2
2
3
3
3
3
2
7
8
F
0
7
8
F
0
F
0
F
0
F
0
F
0
F
0
F
0
F
0
F
0
H
H
H
H
H
H
H
H
0 2 0 F F H
0 2 1 0 0 H
0 2 1 F F H
0 2 2 0 0 H
0 2 2 F F H
0 2 7 0 0 H
0 2 0 0 0 H
0 2 0 0 F H
Area in which
entry address of
system segment
can be specified
.
.
.
.
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