M-V850E-IA4 Renesas Electronics America, M-V850E-IA4 Datasheet - Page 509

no-image

M-V850E-IA4

Manufacturer Part Number
M-V850E-IA4
Description
KIT EVAL V850E IA4 UPD70F3186
Manufacturer
Renesas Electronics America
Datasheets

Specifications of M-V850E-IA4

Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Table 12-4. Correspondence Between Analog Input Pins and ADAnCRm and ADAnCRmH Registers (When
(8) A/Dn conversion result registers 4 to 7, 4H to 7H (ADAnCR4 to ADAnCR7, ADAnCR4H to ADAnCR7H)
(n = 0, 1)
The ADAnCRm and ADAnCRmH registers are registers that hold the A/D conversion results. These registers
can be used only when the operational amplifier for input level amplification is used. Three of these registers
are provided per circuit, and two circuits are available. Each time A/D conversion ends, the conversion result
is loaded from the successive approximation register (SAR) and stored in the higher 10 bits of the ADAnCRm
register. The lower 6 bits of these registers are always 0 when read.
The higher 8 bits of A/D conversion result are read to the ADAnCRmH register.
These registers can only be read in 16-bit or 8-bit units. When the A/D conversion results are read in 16-bit
units, the ADAnCRm register is specified, and when the higher 8 bits are read, the ADAnCRmH register is
specified.
Reset makes these registers undefined.
The correspondence between the analog input pins and the ADAnCRm and ADAnCRmH registers is shown
below.
Note V850E/IA4 only
Caution ADAnCR7
ADAnCRmH
(m = 4 to 7)
(m = 4 to 7)
ADAnCRm
(n = 0, 1)
(n = 0, 1)
(ADAnM2.ADAnBS bit = 1).
A/D converter 0
A/D converter 1
After reset: Undefined
After reset: Undefined
A/D Converter
ADn
m9
Using Operational Amplifier for Input Level Amplification)
ADnm9
7
and
ADn
m8
ADn
m7
CHAPTER 12 A/D CONVERTERS 0 AND 1
ADAnCR7H
ADnm8
ANI00
ANI01
ANI02
ANI10
ANI11
ANI12
6
ADn
Analog Input Pin
m6
R
R
Note
User’s Manual U16543EJ4V0UD
ADn
m5
ADnm7
Address: ADA0CR4 FFFFF218H, ADA0CR5 FFFFF21AH,
Address: ADA0CR4H FFFFF219H, ADA0CR5H FFFFF21BH,
5
ADn
m4
registers
ADn
m3
ADnm6
ADA0CR6 FFFFF21CH, ADA0CR7 FFFFF21EH,
ADA1CR4 FFFFF238H, ADA1CR5 FFFFF23AH,
ADA1CR6 FFFFF23CH, ADA1CR7 FFFFF23EH
ADA0CR6H FFFFF21DH, ADA0CR7H FFFFF21FH,
ADA1CR4H FFFFF239H, ADA1CR5H FFFFF23BH,
ADA1CR6H FFFFF23DH, ADA1CR7H FFFFF23FH
4
ADn
m2
ADA0CR4, ADA0CR4H
ADA0CR5, ADA0CR5H
ADA0CR6, ADA0CR6H
ADA1CR4, ADA1CR4H
ADA1CR5, ADA1CR5H
ADA1CR6, ADA1CR6H
can
ADn
m1
A/D Conversion Result Register
ADnm5
3
ADn
m0
be
ADnm4
used
0
2
0
only
ADnm3
0
1
0
in
ADnm2
the
0
0
0
4-buffer
mode
507

Related parts for M-V850E-IA4