C8051F334 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F334

Mixed-Signal ISP Flash MCU

Silicon Laboratories 

C8051F330/1/2/3/4/5

C2 Register Definition 20.3. REVID: C2 Revision ID

Reset Value

00000000

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

This read-only register returns the 8-bit revision ID: 0x00 (Revision A).

C2 Register Definition 20.4. FPCTL: C2 Flash Programming Control

Reset Value

00000000

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Bits7–0

FPCTL: 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.

C2 Register Definition 20.5. FPDAT: C2 Flash Programming Data

Reset Value

00000000

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Bits7–0: FPDAT: C2 Flash Programming Data Register.

This register is used to pass Flash commands, addresses, and data during C2 Flash

accesses. Valid commands are listed below.

Code

0x06

0x07

0x08

0x03

Command

Flash Block Read

Flash Block Write

Flash Page Erase

Device Erase

210

Rev. 1.7

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