PIC16F18176 CPU registers

The 22 registers of CPU (CPU core), from 0x00, with their reset value and every field. The PIC16F18176 has 439 registers in 43 peripherals, one page each.

CPU CPU core

INDF0

Address
0x00
Reset
x (not fixed at power-on)
Access
read/write
  1. 7INDF07
  2. 6INDF06
  3. 5INDF05
  4. 4INDF04
  5. 3INDF03
  6. 2INDF02
  7. 1INDF01
  8. 0INDF00
1 field
FieldBitsWhat it does
INDF07:0

INDF1

Address
0x01
Reset
x (not fixed at power-on)
Access
read/write
  1. 7INDF17
  2. 6INDF16
  3. 5INDF15
  4. 4INDF14
  5. 3INDF13
  6. 2INDF12
  7. 1INDF11
  8. 0INDF10
1 field
FieldBitsWhat it does
INDF17:0

PCL

Address
0x02
Reset
x (not fixed at power-on)
Access
read/write
  1. 7PCL7
  2. 6PCL6
  3. 5PCL5
  4. 4PCL4
  5. 3PCL3
  6. 2PCL2
  7. 1PCL1
  8. 0PCL0
1 field
FieldBitsWhat it does
PCL7:0

STATUS

Address
0x03
Reset
0x18
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4nTO
  5. 3nPD
  6. 2Z
  7. 1DC
  8. 0C
5 fields
FieldBitsWhat it does
nTO4
nPD3
Z2
DC1
C0

FSR0L

Address
0x04
Reset
0x00
Access
read/write
  1. 7FSR0L7
  2. 6FSR0L6
  3. 5FSR0L5
  4. 4FSR0L4
  5. 3FSR0L3
  6. 2FSR0L2
  7. 1FSR0L1
  8. 0FSR0L0
1 field
FieldBitsWhat it does
FSR0L7:0

FSR0H

Address
0x05
Reset
0x00
Access
read/write
  1. 7FSR0H7
  2. 6FSR0H6
  3. 5FSR0H5
  4. 4FSR0H4
  5. 3FSR0H3
  6. 2FSR0H2
  7. 1FSR0H1
  8. 0FSR0H0
1 field
FieldBitsWhat it does
FSR0H7:0

FSR1L

Address
0x06
Reset
0x00
Access
read/write
  1. 7FSR1L7
  2. 6FSR1L6
  3. 5FSR1L5
  4. 4FSR1L4
  5. 3FSR1L3
  6. 2FSR1L2
  7. 1FSR1L1
  8. 0FSR1L0
1 field
FieldBitsWhat it does
FSR1L7:0

FSR1H

Address
0x07
Reset
0x00
Access
read/write
  1. 7FSR1H7
  2. 6FSR1H6
  3. 5FSR1H5
  4. 4FSR1H4
  5. 3FSR1H3
  6. 2FSR1H2
  7. 1FSR1H1
  8. 0FSR1H0
1 field
FieldBitsWhat it does
FSR1H7:0

BSR

Address
0x08
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5BSR5
  4. 4BSR4
  5. 3BSR3
  6. 2BSR2
  7. 1BSR1
  8. 0BSR0
1 field
FieldBitsWhat it does
BSR5:0

WREG

Address
0x09
Reset
0x00
Access
read/write
  1. 7WREG07
  2. 6WREG06
  3. 5WREG05
  4. 4WREG04
  5. 3WREG03
  6. 2WREG02
  7. 1WREG01
  8. 0WREG00
1 field
FieldBitsWhat it does
WREG07:0

PCLATH

Address
0x0A
Reset
0x00
Access
read/write
  1. 7–
  2. 6PCLATH6
  3. 5PCLATH5
  4. 4PCLATH4
  5. 3PCLATH3
  6. 2PCLATH2
  7. 1PCLATH1
  8. 0PCLATH0
1 field
FieldBitsWhat it does
PCLATH6:0

STATUS_SHAD

Address
0x1FE4
Reset
x (not fixed at power-on)
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2STATUS_SHAD2
  7. 1STATUS_SHAD1
  8. 0STATUS_SHAD0
1 field
FieldBitsWhat it does
STATUS_SHAD2:0

WREG_SHAD

Address
0x1FE5
Reset
x (not fixed at power-on)
Access
read/write
  1. 7WREG_SHAD7
  2. 6WREG_SHAD6
  3. 5WREG_SHAD5
  4. 4WREG_SHAD4
  5. 3WREG_SHAD3
  6. 2WREG_SHAD2
  7. 1WREG_SHAD1
  8. 0WREG_SHAD0
1 field
FieldBitsWhat it does
WREG_SHAD7:0

BSR_SHAD

Address
0x1FE6
Reset
x (not fixed at power-on)
Access
read/write
  1. 7BSR_SHAD7
  2. 6BSR_SHAD6
  3. 5BSR_SHAD5
  4. 4BSR_SHAD4
  5. 3BSR_SHAD3
  6. 2BSR_SHAD2
  7. 1BSR_SHAD1
  8. 0BSR_SHAD0
1 field
FieldBitsWhat it does
BSR_SHAD7:0

PCLATH_SHAD

Address
0x1FE7
Reset
x (not fixed at power-on)
Access
read/write
  1. 7PCLATH_SHAD7
  2. 6PCLATH_SHAD6
  3. 5PCLATH_SHAD5
  4. 4PCLATH_SHAD4
  5. 3PCLATH_SHAD3
  6. 2PCLATH_SHAD2
  7. 1PCLATH_SHAD1
  8. 0PCLATH_SHAD0
1 field
FieldBitsWhat it does
PCLATH_SHAD7:0

FSR0L_SHAD

Address
0x1FE8
Reset
x (not fixed at power-on)
Access
read/write
  1. 7FSR0L_SHAD7
  2. 6FSR0L_SHAD6
  3. 5FSR0L_SHAD5
  4. 4FSR0L_SHAD4
  5. 3FSR0L_SHAD3
  6. 2FSR0L_SHAD2
  7. 1FSR0L_SHAD1
  8. 0FSR0L_SHAD0
1 field
FieldBitsWhat it does
FSR0L_SHAD7:0

FSR0H_SHAD

Address
0x1FE9
Reset
x (not fixed at power-on)
Access
read/write
  1. 7FSR0H_SHAD7
  2. 6FSR0H_SHAD6
  3. 5FSR0H_SHAD5
  4. 4FSR0H_SHAD4
  5. 3FSR0H_SHAD3
  6. 2FSR0H_SHAD2
  7. 1FSR0H_SHAD1
  8. 0FSR0H_SHAD0
1 field
FieldBitsWhat it does
FSR0H_SHAD7:0

FSR1L_SHAD

Address
0x1FEA
Reset
x (not fixed at power-on)
Access
read/write
  1. 7FSR1L_SHAD7
  2. 6FSR1L_SHAD6
  3. 5FSR1L_SHAD5
  4. 4FSR1L_SHAD4
  5. 3FSR1L_SHAD3
  6. 2FSR1L_SHAD2
  7. 1FSR1L_SHAD1
  8. 0FSR1L_SHAD0
1 field
FieldBitsWhat it does
FSR1L_SHAD7:0

FSR1H_SHAD

Address
0x1FEB
Reset
x (not fixed at power-on)
Access
read/write
  1. 7FSR1H_SHAD7
  2. 6FSR1H_SHAD6
  3. 5FSR1H_SHAD5
  4. 4FSR1H_SHAD4
  5. 3FSR1H_SHAD3
  6. 2FSR1H_SHAD2
  7. 1FSR1H_SHAD1
  8. 0FSR1H_SHAD0
1 field
FieldBitsWhat it does
FSR1H_SHAD7:0

STKPTR

Address
0x1FED
Reset
0x1F
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4STKPTR4
  5. 3STKPTR3
  6. 2STKPTR2
  7. 1STKPTR1
  8. 0STKPTR0
5 fields
FieldBitsWhat it does
STKPTR44
STKPTR33
STKPTR22
STKPTR11
STKPTR00

TOSL

Address
0x1FEE
Reset
x (not fixed at power-on)
Access
read/write
  1. 7TOSL7
  2. 6TOSL6
  3. 5TOSL5
  4. 4TOSL4
  5. 3TOSL3
  6. 2TOSL2
  7. 1TOSL1
  8. 0TOSL0
1 field
FieldBitsWhat it does
TOSL7:0

TOSH

Address
0x1FEF
Reset
x (not fixed at power-on)
Access
read/write
  1. 7TOSH7
  2. 6TOSH6
  3. 5TOSH5
  4. 4TOSH4
  5. 3TOSH3
  6. 2TOSH2
  7. 1TOSH1
  8. 0TOSH0
1 field
FieldBitsWhat it does
TOSH7:0