HT45R06 Holtek Semiconductor, HT45R06 Datasheet - Page 17

• Manufacturer Part Number: HT45R06
• Description: A/D Type 8-Bit OTP MCU
• Manufacturer: Holtek Semiconductor

When the A/D conversion is completed, the A/D interrupt request flag is set. The EOCB bit is set to 1 when the START
bit is set from 0 to 1 .
Note:
Rev. 1.00
Bit No.
Bit7
0
1
2
3
4
5
6
7
D7
D0~D7 is A/D conversion result data bit LSB~MSB.
START
EOCB
Label
ACS0
ACS1
ACS2
PCR0
PCR1
PCR2
Bit6
D6
ACS2, ACS1, ACS0: Select A/D channel
0, 0, 0: AN0
0, 0, 1: AN1
0, 1, 0: AN2
0, 1, 1: AN3
1, X, X: undefined, cannot be used
PCR2, PCR1, PCR0: PB3~PB0 configurations
0, 0, 0: PB3 PB2 PB1 PB0 (The ADC circuit is power off to reduce power consumption.)
0, 0, 1: PB3 PB2 PB1 AN0
0, 1, 0: PB3 PB2 AN1 AN0
0, 1, 1: PB3 AN2 AN1 AN0
1, x, x: AN3 AN2 AN1 AN0
End of A/D conversion flag.
(0: end of A/D conversion)
Start the A/D conversion
0 1 0= Start
0 1= Reset A/D converter and set EOCB to 1
Bit5
D5
A/D Conversion Timing
ADCR (22H) Register
ADR (21H) Register
Bit4
D4
17
Bit3
D3
Function
Bit2
D2
Bit1
D1
HT45R06
May 24, 2005
Bit0
D0