EFM32G200F16 Energy Micro, EFM32G200F16 Datasheet - Page 118

MCU 32BIT 16KB FLASH 32-QFN

EFM32G200F16

Manufacturer Part Number
EFM32G200F16
Description
MCU 32BIT 16KB FLASH 32-QFN
Manufacturer
Energy Micro
Series
Geckor
Datasheets

Specifications of EFM32G200F16

Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
32MHz
Connectivity
EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
24
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.8 V
Data Converters
A/D 4x12b, D/A 1x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
32-VQFN Exposed Pad
Processor Series
EFM32G200
Core
ARM Cortex-M3
Data Bus Width
32 bit
Data Ram Size
8 KB
Interface Type
I2C, UART
Maximum Clock Frequency
32 MHz
Number Of Programmable I/os
24
Number Of Timers
2
Operating Supply Voltage
1.8 V to 3.8 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
 Details
31:16
15:0
Bit
2010-09-06 - d0001_Rev1.00
Reserved
LOCKKEY
Write
CMU_HFPERCLKDIV, CMU_HFRCOCTRL, CMU_LFRCOCTRL, CMU_AUXHFRCOCTRL, CMU_OSCENCMD, CMU_CMD,
CMU_LFCLKSEL, CMU_HFCORECLKEN0, CMU_HFPERCLKEN0, CMU_LFACLKEN0, CMU_LFBCLKEN0, CMU_LFAPRESC0,
CMU_LFBPRESC0, and CMU_PCNTCTRL from editing. Write the unlock code to unlock. When reading the register, bit 0 is set
when the lock is enabled.
Name
Mode
Read Operation
UNLOCKED
LOCKED
Write Operation
LOCK
UNLOCK
any
other
value
0x0000
Reset
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
Value
0
1
0
0x580E
than
the
RW
Access
unlock
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118
Configuration Lock Key
Description
code
to
lock
Description
CMU registers are unlocked
CMU registers are locked
Lock CMU registers
Unlock CMU registers
CMU_CTRL,
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CMU_HFCORECLKDIV,

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