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GMS81C2012 Datasheet, PDF (63/107 Pages) Hynix Semiconductor – HYUNDAI MICRO ELECTRONICS 8-BIT SINGLE-CHIP MICROCONTROLLERS
HYUNDAI MicroElectronics
GMS81C2012/GMS81C2020
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R6FUNC[7:0]
ADS[3:0]
R60/AN0
R61/AN1
R62/AN2
R63/AN3
R64/AN4
R65/AN5
R66/AN6
R67/AN7
R70/AN8
R71/AN9
R72/AN10
R73/AN11
ANSEL0
ANSEL1
ANSEL2
ANSEL3
ANSEL4
ANSEL5
ANSEL6
ANSEL7
0000
0001
0010
0011
0100
0101
0110
0111
R7FUNC[3:0]
1000
ANSEL8
1001
ANSEL9
1010
ANSEL10
1011
ANSEL11
AVDD
“0”
“1”
ADEN
LADDER RESISTOR
8-bit DAC
S/H
Sample & Hold
SUCCESSIVE
APPROXIMATION
CIRCUIT
ADIF
A/D
INTERRUPT
ADR (8-bit)
A/D result register
ADDRESS: E9H
RESET VALUE: Undefined
Figure 13-2 A/D Block Diagram
MAR. 2000 Ver 1.00
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