C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 140

• 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
SFR Definition 16.1. PCON: Power Control
SFR Address = 0x87; SFR Page = All Pages
140
Name
Reset
7:2
Bit
Type
1
0
Bit
GF[5:0]
Name
STOP
IDLE
7
0
General Purpose Flags 5–0.
These are general purpose flags for use under software control.
Stop Mode Select.
Setting this bit will place the CIP-51 in Stop mode. This bit will always be read as 0.
1: CPU goes into Stop mode (internal oscillator stopped).
IDLE: Idle Mode Select.
Setting this bit will place the CIP-51 in Idle mode. This bit will always be read as 0.
1: CPU goes into Idle mode. (Shuts off clock to CPU, but clock to Timers, Interrupts,
Serial Ports, and Analog Peripherals are still active.)
6
0
5
0
GF[5:0]
R/W
Rev. 1.2
4
0
Function
3
0
2
0
STOP
R/W
1
0
IDLE
R/W
0
0