EFM32G890F64 Energy Micro, EFM32G890F64 Datasheet - Page 7

• 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

2.1.3 Core registers
2011-02-04 - d0002_Rev1.00
1
The processor core registers are:
Table 2.2. Core register set summary
See Section 2.1.3.7 (p. 12) .
Processor
mode
Handler
Name
R0-R12
MSP
PSP
LR
PC
PSR
ASPR
IPSR
EPSR
Program Counter
Low registers
High registers
Stack Pointer
Link Register
Used to execute
Exception handlers
Type
RW
RW
RW
RW
RW
RW
RW
RO
RO
1
Required
privilege
Either
Privileged
Either
Either
Either
Privileged
Either
Privileged
Privileged
FAULTMASK
CONTROL
PRIMASK
BASEPRI
SP (R13)
PC (R15)
LR (R14)
2
PSR
R10
R11
R12
R0
R1
R2
R3
R4
R5
R6
R7
R8
R9
Privilege level for software
execution
Always privileged
Reset value
Unknown
See description
Unknown
0xFFFFFFFF
See description
0x01000000
0x00000000
0x00000000
0x01000000
General-purpose registers
Program status register
Exception m ask registers
CONTROL register
Description
Section 2.1.3.1 (p. 8)
Section 2.1.3.2 (p. 8)
Section 2.1.3.2 (p. 8)
Section 2.1.3.3 (p. 8)
Section 2.1.3.4 (p. 8)
Section 2.1.3.5 (p. 8)
Section 2.1.3.5.1 (p. 9)
Section 2.1.3.5.2 (p. 10)
Section 2.1.3.5.3 (p. 10)
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7
PSP
Stack used
Main stack
‡
MSP
‡
Special registers
www.energymicro.com
‡
Banked version of SP