TMP91C824
91C824-251
2008-02-20
(10)
AD converter
Symbol
Name
Address
7 6 5 4 3 2 1 0
EOCF ADBF
−
−
ITM0 REPEAT SCAN ADS
R
R/W R/W R/W R/W R/W R/W
0 0 0 0 0 0 0 0
ADMOD0
AD
MODE
register 0
2B0H
AD
conversion
end flag
1: End
AD
conversion
burst flag
1: Busy
Always
write 0
Always
write 0
Interrupt in
repeat
mode
Repeat
mode
specification
1: Repeat
Scan mode
specification
1: Scan
AD
conversion
Star
1: Start
VREFON I2AD
ADTRGE
ADCH2 ADCH1 ADCH0
R/W R/W
R/W R/W R/W R/W
0 0 0 0 0 0
ADMOD1
AD
MODE
register 1
2B1H
VREF
control
1: VREF on
IDLE2
0: Abort
1: Operate
AD
control
1: Enable for
Input channel
000: AN0 AN0
001: AN1 AN0
→
AN1
010: AN2 AN0
→
AN1
→
AN2
011: AN3 AN0
→
AN1
→
AN2
→
AN3
100: AN4 AN4
101: AN5 AN4
→
AN5
110: AN6 AN4
→
AN5
→
AN6
111: AN7 AN4
→
AN5
→
AN6
→
AN7
ADR01
ADR00
ADR0RF
R
R
ADREG04L
AD result
register 0/4
low
2A0H
Undefined 0
ADR09 ADR08
ADR07
ADR06
ADR05
ADR04 ADR03 ADR02
R
ADREG04H
AD result
register 0/4
high
2A1H
Undefined
ADR11
ADR10
ADR1RF
R
R
ADREG15L
AD result
register 1/5
low
2A2H
Undefined 0
ADR19 ADR18
ADR17
ADR16
ADR15
ADR14 ADR13 ADR12
R
ADREG15H
AD result
register 1/5
high
2A3H
Undefined
ADR21
ADR20
ADR2RF
R
R
ADREG26L
AD result
register 2/6
low
2A4H
Undefined 0
ADR29 ADR28
ADR27
ADR26
ADR25
ADR24 ADR23 ADR22
R
ADREG26H
AD result
register 2/6
high
2A5H
Undefined
ADR31
ADR30
ADR3RF
R
R
ADREG37L
AD result
register 3/7
low
2A6H
Undefined 0
ADR39 ADR38
ADR37
ADR36
ADR35
ADR34 ADR33 ADR32
R
ADREG37H
AD result
register 3/7
high
2A7H
Undefined