MPC8308VMAGD Freescale Semiconductor, MPC8308VMAGD Datasheet - Page 926

• Manufacturer Part Number: MPC8308VMAGD
• Description: MPU POWERQUICC II PRO 473MAPBGA
• Manufacturer: Freescale Semiconductor

Specifications of MPC8308VMAGD

• Processor Type: MPC83xx PowerQUICC II Pro 32-Bit
• Speed: 400MHz
• Voltage: 1V
• Mounting Type: Surface Mount
• Package / Case: 473-MAPBGA
• Product: Network Processor
• Data Rate: 256 bps
• Frequency: 400 MHz
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Supply Current (max): 5 uA
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: 0 C
• Interface: I2C, JTAG, SPI
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Enhanced Three-Speed Ethernet Controllers
16.5.3.2.5
The TQUEUE register, shown in
TxBD ring 0 is enabled.
Table 16-20
16.5.3.2.6
When modified weighted round-robin Tx scheduling is enabled (TCTRL[TXSCHED] = 10), this register
determines the weighting applied to each transmit queue for queues 0 to 3. For priority-based scheduling,
16-42
Offset eTSEC1:0x2_4114; eTSEC2:0x2_5114
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
24–31
0–15
\
Bits
16
17
18
19
20
21
22
23
W
R
0
Name
EN0
EN1
EN2
EN3
EN4
EN5
EN6
EN7
—
—
describes the TQUEUE register.
Transmit Queue Control Register (TQUEUE)
TxBD Ring 0–3 Weighting Register (TR03WT)
Reserved
Transmit queue 0 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 1 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 2 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 3 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 4 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 5 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 6 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Transmit queue 7 enable.
0 TxBD ring is not queried for transmission. In effect the transmit queue is disabled.
1 TxBD ring is queried for transmission.
Reserved
MPC8308 PowerQUICC II Pro Processor Reference Manual, Rev. 0
—
Figure 16-15. TQUEUE Register Definition
Figure
Table 16-20. TQUEUE Field Descriptions
16-15, selectively enables each of the TxBD rings 0–7. By default,
15
EN0 EN1 EN2 EN3 EN4 EN5 EN6 EN7
16
1
17
0
Description
18
0
19
0
20
0
21
0
22
0
23
0
Freescale Semiconductor
24
0 0 0 0 0 0 0 0
Access: Read/Write
—
31