Datasheet

PIC18F97J94 FAMILY
DS30575A-page 468  2012 Microchip Technology Inc.
TABLE 22-2: NUMERICAL EQUIVALENTS OF VARIOUS RESULT CODES: 12-BIT INTEGER
FORMATS
TABLE 22-3: NUMERICAL EQUIVALENTS OF VARIOUS RESULT CODES: 12-BIT FRACTIONAL
FORMATS
FIGURE 22-11: A/D OUTPUT DATA FORMATS (10-BIT)
VIN/VREF
12-Bit
Output Code
16-Bit Integer Format/
Equivalent Decimal Value
16-Bit Signed Integer Format/
Equivalent Decimal Value
4095/4096 1111 1111 1111 0000 1111 1111 1111 4095 0000 0111 1111 1111 2047
4094/4096 1111 1111 1110 0000 1111 1111 1110 4094 0000 0111 1111 1110 2046

2049/4096 1000 0000 0001 0000 1000 0000 0001 2049 0000 0000 0000 0001 1
2048/4096 1000 0000 0000 0000 1000 0000 0000 2048 0000 0000 0000 0000 0
2047/4096 0111 1111 1111 0000 0111 1111 1111 2047 1111 1111 1111 1111 -1

1/4096 0000 0000 0001 0000 0000 0000 0001 1 1111 1000 0000 0001 -2047
0/4096 0000 0000 0000 0000 0000 0000 0000 0 1111 1000 0000 0000 -2048
V
IN/VREF
12-Bit
Output Code
16-Bit Fractional Format/
Equivalent Decimal Value
16-Bit Signed Fractional Format/
Equivalent Decimal Value
4095/4096 1111 1111 1111 1111 1111 1111 0000 0.999 0111 1111 1111 0000 0.499
4094/4096 1111 1111 1110 1111 1111 1110 0000 0.998 0111 1111 1110 0000 0.498

2049/4096 1000 0000 0001 1000 0000 0001 0000 0.501 0000 0000 0001 0000 0.001
2048/4096 1000 0000 0000 1000 0000 0000 0000 0.500 0000 0000 0000 0000 0.000
2047/4096 0111 1111 1111 0111 1111 1111 0000 0.499 1111 1111 1111 0000 -0.001

1/4096 0000 0000 0001 0000 0000 0001 0000 0.001 1000 0000 0001 0000 -0.499
0/4096 0000 0000 0000 0000 0000 0000 0000 0.000 1000 0000 0000 0000 -0.500
RAM Contents: d09 d08 d07 d06 d05 d04 d03 d02 d01 d00
Read to Bus:
Integer 000000d09 d08 d07 d06 d05 d04 d03 d02 d01 d00
Signed Integer d09
d09 d09 d09 d09 d09 d09 d08 d07 d06 d05 d04 d03 d02 d01 d00
Fractional (1.15) d09 d08 d07 d06 d05 d04 d03 d02 d01 d00 000000
Signed Fractional (1.15) d09 d08 d07 d06 d05 d04 d03 d02 d01 d00 000000