参数资料
型号: ZL50408GDC
厂商: CONEXANT SYSTEMS
元件分类: 网络接口
英文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA208
封装: 17 X 17 MM, 1.40 MM HEIGHT, MO-192, LBGA-208
文件页数: 27/144页
文件大小: 1779K
代理商: ZL50408GDC
ZL50408
Data Sheet
122
Zarlink Semiconductor Inc.
12.3.10.17
FCB_HEAD_PTR0, FCB_HEAD_PTR1
CPU address: h0EC1
Accessed by CPU (R/W)
CPU address: h0EC2
Accessed by CPU (R/W)
If CPU wants to write again, CPU has to clear bit 15 and then set bit 15.
12.3.10.18
FCB_TAIL_PTR0, FCB_TAIL_PTR1
CPU address: h0EC3
Accessed by CPU (R/W)
CPU address: h0EC4
Accessed by CPU (R/W)
If CPU wants to write again, CPU has to clear bit 15 and then set bit 15.
12.3.10.19
FCB_NUM0, FCB_NUM1
CPU address: h0EC5
Accessed by CPU (R/W)
CPU address: h0EC6
Accessed by CPU (R/W)
If CPU wants to write again, CPU has to clear bit 15 and then set bit 15.
Bits [7:0]
Fcb_head_ptr[7:0]. The head pointer of free granule link that CPU assigns.
Bits [6:0]
Fcb_head_ptr[14:8]. The head pointer of free granule link that CPU assigns.
Bit [7]
Set 1 to write
Bits [7:0]
Fcb_tail_ptr[7:0]. The tail pointer of free granule link that CPU assigns.
Bits [6:0]
Fcb_tail_ptr[14:8]. The tail pointer of free granule link that CPU assigns.
Bit [7]
Set 1 to write
Bits [7:0]
Fcb_number[7:0]. The total number of granules that CPU assigns.
Bits [6:0]
Fcb_number[14:8]. The total number of granules that CPU assigns.
Bit [7]
Set 1 to write
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