參數(shù)資料
型號(hào)： HD40A4354
廠商： Hitachi,Ltd.
英文描述： 4-bit HMCS400-Series microcomputer
中文描述： 4位HMCS400系列微機(jī)
文件頁(yè)數(shù)： 73/100頁(yè)
文件大?。?/td> 398K
代理商： HD40A4354
HD404358 Series
73
Registers for A/D Converter Operation
A/D Mode Register 1 (AMR1: $019):
Four-bit write-only register which selects digital or analog ports, as
shown in figure 63.
Bit
Initial value
Read/Write
Bit name
3
0
W
AMR13
2
0
W
AMR12
0
0
W
AMR10
1
0
W
AMR11
AMR10
0
1
AN
0
A/D mode register 1 (AMR1: $019)
AMR11
0
1
AN
1
AMR12
0
1
R3
2
/AN
2
Mode Selection
R3
2
AN
2
AMR13
0
1
R3
3
/AN
3
Mode Selection
R3
3
AN
3
R3
0
/AN
0
Mode Selection
R3
0
R3
1
/AN
1
Mode Selection
R3
1
Figure 63 A/D Mode Register 1 (AMR1)
A/D Mode register 2 (AMR2: $01A):
Two-bit write-only register which is used to set the A/D conversion
period and to select digital or analog ports. Bit 0 of the A/D mode register selects the A/D conversion
period, and bit 1 selects port R4 as pins AN
4
–AN
7
in 4-pin units (figure 64).
Bit
Initial value
Read/Write
Bit name
3
—
—
Not used
2
—
—
Not used
0
0
W
AMR20
1
0
W
AMR21
AMR20
0
1
67t
cyc
A/D mode register 2 (AMR2: $01A)
AMR21
0
1
AN
4
–AN
7
Conversion Time
34t
cyc
R4/AN
4
–AN
7
Pin Selection
R4
Figure 64 A/D Mode Register 2 (AMR2)
相關(guān)PDF資料
PDF描述
HD40A4354H 4-bit HMCS400-Series microcomputer
HD40A4354S 4-bit HMCS400-Series microcomputer
HD40A4356 4-bit HMCS400-Series microcomputer
HD40A4356H 4-bit HMCS400-Series microcomputer
HD40A4356S 66 POS MOLDED PGA SOCKET
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD40A4354H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer
HD40A4354S 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer
HD40A4356 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer has an A/D converter,
HD40A4356H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer
HD40A4356R 制造商:未知廠家 制造商全稱:未知廠家 功能描述:HMCS43XXFamily User＇s Manual/Device
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