MOD5234-100IR NetBurner Inc, MOD5234-100IR Datasheet - Page 577

• Manufacturer Part Number: MOD5234-100IR
• Description: MOD5234 10/100 ETHERNET MODULE
• Manufacturer: NetBurner Inc
• Type: Controllers & Processorsr

Specifications of MOD5234-100IR

• Interface: I²C, SPI, UART
• Voltage - Supply: 2.5V
• Mounting Type: Surface Mount
• Package / Case: Module
• Product: Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Format: -
• Baud Rates: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: Q4483564

27.5.2 I
The I2FDR, shown in
for bit-rate selection.
Freescale Semiconductor
Bits
7–6
5–0
2
C Frequency Divider Register (I2FDR)
Name
Address
—
IC
Reset
Figure 27-10. I
Figure
W
R
Reserved, should be cleared.
I
equal to the internal bus clock divided by the divider shown below. Due to potentially slow
I2C_SCL and I2C_SDA rise and fall times, bus signals are sampled at the prescaler
frequency.
2
C clock rate. Prescales the clock for bit-rate selection. The serial bit clock frequency is
0
0
7
Table 27-3. I2FDR Field Descriptions
27-10, provides a programmable prescaler to configure the I
0x0A
0x0B
0x0C
0x0D
0x0E
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0F
IC
MCF5235 Reference Manual, Rev. 2
0
0
6
2
Divider
C Frequency Divider Register (I2FDR)
104
128
144
160
192
240
28
30
34
40
44
48
56
68
80
88
0
5
IPSBAR + 0x00_0304
0x1C
0x1D
0x1A
0x1B
0x1E
0x1F
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
IC
0
4
Divider
1152
1280
1536
1920
2304
2560
3072
3840
288
320
384
480
576
640
768
960
Description
0
3
IC
0x2A
0x2B
0x2C
0x2D
0x2E
0x20
0x21
0x22
0x23
0x24
0x25
0x26
0x27
0x28
0x29
0x2F
IC
2
0
Divider
128
112
0
20
22
24
26
28
32
36
40
48
56
64
72
80
96
1
Memory Map/Register Definition
0
0
0x3A
0x3B
0x3C
0x3D
0x3E
0x3F
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
IC
Divider
1024
1280
1536
1792
2048
160
192
224
256
320
384
448
512
640
768
896
2
C clock
27-9