C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 308

• Manufacturer Part Number: C8051F502-IMR
• Description: MCU 8-Bit C8051F50x 8051 CISC 64KB Flash 2.5V/3.3V/5V 32-Pin QFN EP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F502-IMR

• Package: 32QFN EP
• Device Core: 8051
• Family Name: C8051F50x
• Maximum Speed: 50 MHz
• Ram Size: 4.25 KB
• Program Memory Size: 64 KB
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 25
• Interface Type: I2C/SPI/UART
• On-chip Adc: 32-chx12-bit
• Operating Temperature: -40 to 125 °C
• Number Of Timers: 4

C8051F50x/F51x
C2 Register Definition 28.4. FPCTL: C2 Flash Programming Control
C2 Address: 0x02
C2 Register Definition 28.5. FPDAT: C2 Flash Programming Data
C2 Address: 0xB4
308
Name
Reset
Name
Reset
7:0
7:0 FPDAT[7:0] C2 Flash Programming Data Register.
Bit
Bit
Type
Type
Bit
Bit
FPCTL[7:0] Flash Programming Control Register.
Name
Name
7
0
7
0
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
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.
6
0
6
0
5
0
5
0
Command
Flash Block Read
Flash Block Write
Flash Page Erase
Device Erase
Rev. 1.2
4
0
4
0
FPCTL[7:0]
FPDAT[7:0]
R/W
R/W
Function
Function
3
0
3
0
2
0
2
0
1
0
1
0
0
0
0
0