GMS81C1404 Datasheet, PDF (11/93 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS

• RA1/AN1 ~ RA7/AN7
Data Bus
Data Bus
Data Reg.
Direction Reg.
Data Bus
To A/D Converter
Analog Input Mode
(ANSEL7 ~ 1)
Analog CH. Selection
(ADCM.4 ~ 2)
Read
• RB0 / AN0 / AVref
Data Bus
AVREFS
Data Bus
Data Reg.
Direction Reg.
Data Bus
To A/D Converter
Read
Analog Input Mode
(ANSEL0)
Analog CH0 Selection
(ADCM.4 ~ 2)
To Vref of A/D
GMS81C1404/GMS81C1408
V_DD
V_SS
V_DD
V_SS
1
0
AVREFS
Internal V_DD
June. 2001 Ver 1.2
9