43.7.9 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
Offset: 0x3F1

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 43-8. Precharge Time
ADPRE Precharge Time
CS != ADCRC CS = ADCRC
1 1111 1111 1111 8191 clocks of FOSC 8191 clocks of ADCRC
1 1111 1111 1110 8190 clocks of FOSC 8190 clocks of ADCRC
1 1111 1111 1101 8189 clocks of FOSC 8189 clocks of ADCRC
... ... ...
0 0000 0000 0010 2 clocks of FOSC 2 clocks of ADCRC
0 0000 0000 0001 1 clocks of FOSC 1 clocks of ADCRC
0 0000 0000 0000 Not 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]