参数资料
型号: B900M24FXX12IT
元件分类: 数字信号处理
英文描述: 0-BIT, 59.88 MHz, OTHER DSP, PQCC44
文件页数: 56/100页
文件大小: 1547K
代理商: B900M24FXX12IT
Lucent Technologies Inc.
59
Advance Data Sheet
B900
July 1999
Baseband Signal Processor
5 Software Architecture (continued)
5.2
Register Settings (continued)
Table 50. SIO Control Register (sioc) Fields
Bit
15
14
13
12
11
10
9
8—7
6
5—4
3—2
1—0
Field
EN
DUAL
ACTIVE
LDTA
LDTB
DLP
Res
BURST
SIOCOL
Res
SLD
SCLK
Bit
Field
Description
15
EN
Enable SIO:
0 = disable SIO.
1 = enable SIO.
14
DUAL
Dual-channel mode select:
0 = single-channel mode.
1 = dual-channel mode.
13
ACTIVE
Active mode select:
0 = SIO operates in passive mode.
1 = SIO operates in active mode.
12
LDTA
SLDA mode select:
0 = SLDA active-low.
1 = SLDA active-high.
11
LDTB
SLDB mode select:
0 = SLDB active-low.
1 = SLDB active-high.
10
DLP
Load pulse delay (active mode only):
0 = so not delay load pulse.
1 = delay load pulse by one SCLK cycle.
9
Res
Reserved—write with zero.
8—7
BURST
Burst transfer mode select:
00 = 16-bit word transfer.
01 = 64-bit word transfer.
10 = 80-bit word transfer.
11 = 80-bit word transfer.
6
SIOCOL
Shift collision error:
0 = no error.
1 = error (write or read sdx register during shifting).
5—4
Res
Reserved—write with zero.
3—2
SLD
SLDA and SLDB frequency in active mode:
00 = SCLK/256.
01 = SCLK/512.
1x = reserved.
1—0
SCLK
SCLK frequency in active mode:
00 = CLKIN.
01 = CLKIN/2.
1x = reserved.
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