C8051F961-A-GM Silicon Labs, C8051F961-A-GM Datasheet - Page 292
C8051F961-A-GM
Manufacturer Part Number
C8051F961-A-GM
Description
8-bit Microcontrollers - MCU 128KB, DC-DC, LCD AES, QFN40
Manufacturer
Silicon Labs
Datasheet
1.C8051F960-A-GQ.pdf
(492 pages)
Specifications of C8051F961-A-GM
Rohs
yes
Core
8051
Processor Series
C8051
Data Bus Width
8 bit
Maximum Clock Frequency
25 MHz
Program Memory Size
128 KB
Data Ram Size
8448 B
On-chip Adc
Yes
Operating Supply Voltage
2.5 V to 3.3 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
QFN-40
Mounting Style
SMD/SMT
Number Of Programmable I/os
34
Number Of Timers
4
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C8051F96x
SFR Definition 23.2. OSCICN: Internal Oscillator Control
SFR Page = 0x0; SFR Address = 0xB2
292
Notes:
Name
Reset
Type
Bit
Bit
5:0
7
6
1. Read-modify-write operations such as ORL and ANL must be used to set or clear the enable bit of this
2. OSCBIAS (REG0CN.4) must be set to 1 before enabling the precision internal oscillator.
register.
Reserved Must perform read-modify-write.
IOSCEN
IOSCEN
IFRDY
Name
R/W
7
0
Internal Oscillator Enable.
0: Internal oscillator disabled.
1: Internal oscillator enabled.
Internal Oscillator Frequency Ready Flag.
0: Internal oscillator is not running at its programmed frequency.
1: Internal oscillator is running at its programmed frequency.
IFRDY
R
6
0
Varies
R/W
5
Varies
R/W
Rev. 0.5
4
Function
Varies
R/W
3
Varies
R/W
2
Varies
R/W
1
Varies
R/W
0
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