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HT46C64 Datasheet(PDF) 26 Page - Holtek Semiconductor Inc

Part # HT46C64
Description  52/100-pin LQFP
PDF  51 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT46C64 Datasheet(HTML) 26 Page - Holtek Semiconductor Inc

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HT46R64/HT46C64
Rev. 2..10
26
2014-06-06
PCR2
PCR1
PCR0
7
6
5
4
3
2
1
0
0
0
0
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
0
0
1
PB7
PB6
PB5
PB4
PB3
PB2
PB1
AN0
0
1
0
PB7
PB6
PB5
PB4
PB3
PB2
AN1
AN0
0
1
1
PB7
PB6
PB5
PB4
PB3
AN2
AN1
AN0
1
0
0
PB7
PB6
PB5
PB4
AN3
AN2
AN1
AN0
1
0
1
PB7
PB6
PB5
AN4
AN3
AN2
AN1
AN0
1
1
0
PB7
PB6
AN5
AN4
AN3
AN2
AN1
AN0
1
1
1
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
PB 口的设置
ACS2
ACS1
ACS0
模拟通道
0
0
0
AN0
0
0
1
AN1
0
1
0
AN2
0
1
1
AN3
1
0
0
AN4
1
0
1
AN5
1
1
0
AN6
1
1
1
AN7
模拟输入通道选择
寄存器
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
ADRL
D1
D0
—
—
—
—
—
—
ADRH
D9
D8
D7
D6
D5
D4
D3
D2
注：D0~D9 是 A/D 转换结果的低位~高位
ADRL（24H） ADRH（25H）寄存器
76tAD
A/D conversion time
76tAD
A/D conversion time
000B
000B
100B
010B
000B
START
EOCB
PCR2~PCR0
ACS2~ACS0
Power-on
Reset
End of A/D
conversion
1: Define PB configuration
2: Select analog channel
1. PB port setup as I/Os
2. A/D converter is powered off
to reduce power consumption
A/D clock must be fSYS/2, fSYS/8 or fSYS/32
Note:
Start of A/D
conversion
Reset A/D
converter
100B
000B
Start of A/D
conversion
Reset A/D
converter
A/D sampling time
32tAD
Minimum one instruction cycle needed
don't care
A/D sampling time
32tAD
End of A/D
conversion
A/D 转换时序图



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