EFM32G890F64 Energy Micro, EFM32G890F64 Datasheet - Page 275

• Manufacturer Part Number: EFM32G890F64
• Description: MCU 32BIT 64KB FLASH 112-BGA
• Manufacturer: Energy Micro
• Series: Geckor

Specifications of EFM32G890F64

• 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, LCD, POR, PWM, WDT
• Number Of I /o: 90
• 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 8x12b, D/A 2x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 112-LFBGA
• Processor Series: EFM32G890
• 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: 90
• Number Of Timers: 3
• 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

19.5.22 TIMERn_DTLOCK - DTI Configuration Lock Register
1
0
31:16
15:0
Bit
Offset
0x088
Reset
Access
Name
Bit
2010-09-06 - d0001_Rev1.00
DTPRS1FC
Write 1 to this bit to clear PRS 1 fault.
DTPRS0FC
Write 1 to this bit to clear PRS 0 fault.
Reserved
LOCKKEY
Write any other value than the unlock code to lock TIMER0_ROUTE, TIMER0_DTCTRL, TIMER0_DTTIME and TIMER0_DTFC from
editing. Write the unlock code to unlock. When reading the register, bit 0 is set when the lock is enabled.
Name
Name
Mode
Read Operation
UNLOCKED
LOCKED
Write Operation
LOCK
UNLOCK
0
0
0x0000
Reset
Reset
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
Value
0
1
0
0xCE80
W1
W1
RW
Access
Access
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275
Bit Position
DTI PRS1 Fault Clear
DTI PRS0 Fault Clear
DTI Lock Key
Description
Description
Description
TIMER DTI registers are unlocked
TIMER DTI registers are locked
Lock TIMER DTI registers
Unlock TIMER DTI registers
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