MCF5270CAB100 Freescale Semiconductor, MCF5270CAB100 Datasheet - Page 244

• Manufacturer Part Number: MCF5270CAB100
• Description: MCU V2 COLDFIRE 64K SRAM 160-QFP
• Manufacturer: Freescale Semiconductor
• Series: MCF527xr

Specifications of MCF5270CAB100

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 100MHz
• Connectivity: EBI/EMI, Ethernet, I²C, SPI, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 39
• Program Memory Type: ROMless
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 160-QFP
• Processor Series: MCF527x
• Core: ColdFire V2
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: NNDK-MOD5272-KIT, NNDK-MOD5270-KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

General Purpose I/O Module
12.3.1.7.2 FEC/I2C Drive Strength Control Register (DSCR_FECI2C)
The DSCR_FECI2C register controls the output drive strengths of the following pins: EMDC,
EMDIO, I2C_SDA, and I2C_SCL.
12-28
Bits
7–5
3–1
4
0
Figure 12-39. External Bus Drive Strength Control Register (DSCR_EIM)
Figure 12-40. FEC/I2C Drive Strength Control Register (DSCR_FECI2C)
DSCR_EIM1 EIM function drive strength 1. This bit sets the drive strength on the following pins:
DSCR_EIM0 EIM function drive strength 0. The DSCR_EIM0 bit sets the drive strength on the
Address
Address
Name
Reset
Reset
—
—
W
W
R
R
Note: Reset state is 0 when RCON = 1 and is the value of D[21] when
RCON = 0
Note: Reset state is 0 when RCON = 1 and is the value of D[21] when
RCON = 0
Table 12-18. DSCR_EIM Field Descriptions
0
0
0
0
7
7
Reserved, should be cleared.
A[23:0], D[31:0], BS[3:0], OE, R/W, CS[7:0], SD_SCAS, SD_SRAS, SD_WE, SCKE,
SD_CS[1:0], and RSTOUT.
0 Pins set at low drive
1 Pins set at high drive
Reserved, should be cleared.
following pins: TA, TEA, TIP, TS, and TSIZ[1:0].
0 Pins set at low drive
1 Pins set at high drive
0
0
0
0
6
6
MCF5271 Reference Manual, Rev. 2
0
0
0
0
5
5
IPSBAR + 0x10_0050
IPSBAR + 0x10_0052
See Note
See Note
DSCR_
DSCR_
EIM1
FEC
4
4
Description
0
0
0
0
3
3
2
0
0
2
0
0
0
0
0
0
1
1
See Note
See Note
DSCR_
DSCR_
EIM0
I2C
0
0
Freescale Semiconductor