Features Configuration Bits RAM map SFR map

PIC16C557
Bank 0 | Bank 1
--- | ---

SFR
0x000 - 0x007
8 bytes
Unimplemented
0x008 - 0x009
2 bytes
SFR
0x00A - 0x00B
2 bytes
Unimplemented
0x00C - 0x01F
20 bytes
GPR
0x020 - 0x06F
80 bytes
Common
0x070 - 0x07F
16 bytes

SFR
0x080 - 0x087
8 bytes
Unimplemented
0x088 - 0x089
2 bytes
SFR
0x08A - 0x08B
2 bytes
Unimplemented
0x08C - 0x08D
2 bytes
SFR
0x08E
Unimplemented
0x08F - 0x09F
17 bytes
GPR
0x0A0 - 0x0BF
32 bytes
Unimplemented
0x0C0 - 0x0EF
48 bytes
Mirrored
0x0F0 - 0x0FF
16 bytes

It is possible that this colums is inaccurate due to the mirrored-SFRs.

SFR 10 bytes GPR 80 bytes Common 16 bytes Mirrored 0 bytes Unimplemented 22 bytes | SFR 11 bytes GPR 32 bytes Common 0 bytes Mirrored 16 bytes Unimplemented 69 bytes
It is possible that this colums is inaccurate due to the mirrored-SFRs.

Special Function Register.

General-purpose RAM.

Common RAM.

Mirrored RAM.

In this place no RAM.

This page generated automatically by the device-help.pl program (2022-01-30 15:56:09 UTC) from the 8bit_device.info file (rev: 1.44) of mpasmx and from the gputils source package (rev: svn Unversioned directory). The mpasmx is included in the MPLAB X.