MOD5234-100IR NetBurner Inc, MOD5234-100IR Datasheet - Page 377

• 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

19.2.4.5 Ethernet Control Register (ECR)
ECR is a read/write user register, though both fields in this register may be altered by hardware as
well. The ECR is used to enable/disable the FEC.
Freescale Semiconductor
Address
Address
Reset
Reset
Reset
Reset
31–25
23–0
31–2
Bits
Bits
W
W
R
R
24
W
W
R
R
31
15
0
1
0
0
31
15
0
0
0
0
30
14
0
1
0
0
Name
TDAR
Name
30
14
0
0
0
0
Figure 19-5. Transmit Descriptor Active Register (TDAR)
—
—
—
29
13
0
1
0
0
29
13
0
0
0
0
Figure 19-6. Ethernet Control Register (ECR)
Reserved, should be cleared.
Set to one when this register is written, regardless of the value written. Cleared by the FEC
device whenever no additional “ready” descriptors remain in the transmit ring. Also cleared
when ECR[ETHER_EN] is cleared.
Reserved, should be cleared.
Reserved.
28
12
0
1
0
0
28
12
0
0
0
0
Table 19-7. TDAR Field Descriptions
Table 19-8. ECR Field Descriptions
27
11
0
0
0
0
27
11
0
0
0
0
MCF5235 Reference Manual, Rev. 2
26
10
0
0
0
0
26
10
0
0
0
0
25
0
0
0
0
9
25
0
0
0
0
9
IPSBAR + 0x1014
IPSBAR + 0x1024
TDAR
24
0
0
0
0
8
24
0
0
0
8
23
0
0
0
0
7
Description
Description
23
0
0
7
0
0
22
0
0
0
0
6
22
0
0
0
0
6
21
0
0
0
0
5
21
0
0
0
0
5
20
0
0
0
0
4
20
0
0
0
0
4
19
Memory Map/Register Definition
0
0
0
0
3
19
0
0
0
0
3
18
0
0
0
2
0
18
0
0
0
0
2
ETHER
_EN
17
0
0
0
1
17
0
0
0
0
1
RESET
16
0
0
0
0
0
16
0
0
0
0
19-13