IBM EM78P312N Specification page 17

Ibm 8-bit microcontroller green product specification
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Bit 6 ( ADRUN ) : AD Conversion start
ADRUN = "0" : Reset on completion of the conversion by hardware, this bit
ADRUN = "1" : Conversion starts
Bit 5~ Bit 4 ( ADCK1 ~ ADCK0 ) : AD Conversion Time Select
ADCK1
Bit 3 ( ADP ) : AD power control
ADP = "0" : Power on
ADP = "1" : Power down
Bit 2 ~ Bit 0 ( ADIS2 ~ ADIS0 ) : Analog Input Pin Select
Bank 1 RC ADIC (AD Input Pin Control)
Bit 7
ADE7
Bit 7 ~ Bit 0 ( ADE7 ~ ADE0 ) : AD input pin enable control.
Bank 1 RD ADDH (AD High 8-bit Data Buffer)
Bit 7
ADD9
Bit 7 ~ Bit 0 ( ADD9 ~ ADD2 ) : AD high 8-bit data buffer
Product Specification (V1.0) 10.03.2006
(This specification is subject to change without further notice)
cannot be reset by software.
ADCK0
0
0
1
1
ADIS2
ADIS1
0
0
0
0
1
1
1
1
Bit 6
Bit 5
ADE6
ADE5
ADEx = "0" : Port 9.x functions as I/O pin
ADEx = "1" : Port 9.x functions as analog input pin
Bit 6
Bit 5
ADD8
ADD7
Clock Source
( Normal, Idle )
0
Fc/4
1
Fc/16
0
Fc/32
1
Reserved
ADIS0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
Bit 4
Bit 3
ADE4
ADE3
ADE2
Bit 4
Bit 3
ADD6
ADD5
EM78P312N
8-Bit Microcontroller
Max. Operating
Frequency (Fc)
1MHz
4MHz
8MHz
-
Analog Input Pin
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
Bit 2
Bit 1
Bit 0
ADE1
ADE0
Bit 2
Bit 1
Bit 0
ADD4
ADD3
ADD2
• 13

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