C8051F850-C-GM Datasheet, PDF (325/328 Pages) Silicon Laboratories – Low-Cost 8-bit MCU Family with up to 8 kB of Flash

Register 29.4. C2FPCTL: C2 Flash Programming Control
Bit
7
6
5
4
3
2
1
0
Name
C2FPCTL
Type
RW
Reset
0
0
0
0
0
0
0
0
C2 Address: 0x02
Table 29.4. C2FPCTL Register Bit Descriptions
Bit
Name
Function
7:0 C2FPCTL Flash Programming Control Register.
This register is used to enable flash programming via the C2 interface. To enable C2
flash programming, the following codes must be written in order: 0x02, 0x01. Note that
once C2 flash programming is enabled, a system reset must be issued to resume normal
operation.
Rev. 1.0
291