EFM32G200F64 Energy Micro, EFM32G200F64 Datasheet - Page 102

• Manufacturer Part Number: EFM32G200F64
• Description: MCU 32BIT 64KB FLASH 32-QFN
• Manufacturer: Energy Micro
• Series: Geckor

Specifications of EFM32G200F64

• 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: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K 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: 16 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

11.5.3 CMU_HFPERCLKDIV - High Frequency Peripheral Clock Division
Register
31:4
3:0
31:9
8
7:4
3:0
Bit
Offset
0x008
Reset
Access
Name
Bit
2010-09-06 - d0001_Rev1.00
Reserved
HFCORECLKDIV
Specifies the clock divider for HFCORECLK.
Reserved
HFPERCLKEN
Set to enable the HFPERCLK.
Reserved
HFPERCLKDIV
Specifies the clock divider for the HFPERCLK.
Name
Name
Value
0
1
2
3
4
5
6
7
8
9
Value
0
1
2
3
4
5
6
7
8
9
Mode
HFCLK
HFCLK2
HFCLK4
HFCLK8
HFCLK16
HFCLK32
HFCLK64
HFCLK128
HFCLK256
HFCLK512
Mode
HFCLK
HFCLK2
HFCLK4
HFCLK8
HFCLK16
HFCLK32
HFCLK64
HFCLK128
HFCLK256
HFCLK512
0x0
1
0x0
Reset
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
Reset
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
RW
RW
RW
Access
Access
Description
HFCORECLK = HFCLK
HFCORECLK = HFCLK/2
HFCORECLK = HFCLK/4
HFCORECLK = HFCLK/8
HFCORECLK = HFCLK/16
HFCORECLK = HFCLK/32
HFCORECLK = HFCLK/64
HFCORECLK = HFCLK/128
HFCORECLK = HFCLK/256
HFCORECLK = HFCLK/512
Description
HFPERCLK = HFCLK
HFPERCLK = HFCLK/2
HFPERCLK = HFCLK/4
HFPERCLK = HFCLK/8
HFPERCLK = HFCLK/16
HFPERCLK = HFCLK/32
HFPERCLK = HFCLK/64
HFPERCLK = HFCLK/128
HFPERCLK = HFCLK/256
HFPERCLK = HFCLK/512
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102
Bit Position
HFCORECLK Divider
HFPERCLK Enable
HFPERCLK Divider
Description
Description
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