31.5.9 ADPRE

ADC Precharge Time Control Register
Note: The individual bytes in this multibyte register can be accessed with the following register names:
  • ADPREH: Accesses the high byte ADPRE[12:8]
  • ADPREL: Accesses the low byte ADPRE[7:0]
Name: ADPRE
Address: 0x1D24

Bit 15141312111098 
    PRE[12:8] 
Access R/WR/WR/WR/WR/W 
Reset 00000 
Bit 76543210 
 PRE[7:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 12:0 – PRE[12:0] Precharge Time Select

Table 31-7. Precharge Time
ADPRE Precharge Time
CS != ADCRCCS = ADCRC
1 1111 1111 11118191 clocks of FOSC8191 clocks of ADCRC
1 1111 1111 11108190 clocks of FOSC8190 clocks of ADCRC
1 1111 1111 11018189 clocks of FOSC8189 clocks of ADCRC
.........
0 0000 0000 00102 clocks of FOSC2 clocks of ADCRC
0 0000 0000 00011 clocks of FOSC1 clocks of ADCRC
0 0000 0000 0000Not included in the data conversion cycle
The individual bytes in this multibyte register can be accessed with the following register names:ADPREH: Accesses the high byte ADPRE[12:8]ADPREL: Accesses the low byte ADPRE[7:0]