参数资料
型号: EVAL-ADE7880EBZ
厂商: Analog Devices Inc
文件页数: 79/104页
文件大小: 0K
描述: BOARD EVAL FOR ADE7880
标准包装: 1
系列: *
Data Sheet
Figure 108 shows the HSDC transfer protocol for HGAP = 0,
HXFER[1:0] = 00 and HSAPOL = 0. Note that the HSDC
interface sets a data bit on the HSD line every HSCLK high-to-
low transition and the value of Bit HSIZE is irrelevant.
Figure 109 shows the HSDC transfer protocol for HSIZE = 0,
HGAP = 1, HXFER[1:0] = 00, and HSAPOL = 0. Note that the
HSDC interface introduces a seven-HSCLK cycles gap between
every 32-bit word.
Figure 110 shows the HSDC transfer protocol for HSIZE = 1,
HGAP = 1, HXFER[1:0] = 00, and HSAPOL = 0. Note that the
HSDC interface introduces a seven-HSCLK cycles gap between
every 8-bit word.
Table 25. Communication Times for Various HSDC Settings
ADE7880
See Table 52 for the HSDC_CFG register and descriptions for
the HCLK, HSIZE, HGAP, HXFER[1:0], and HSAPOL bits.
Table 25 lists the time it takes to execute an HSDC data transfer
for all HSDC_CFG register settings. For some settings, the
transfer time is less than 125 μs (8 kHz), the waveform sample
registers update rate. This means the HSDC port transmits data
every sampling cycle. For settings in which the transfer time is
greater than 125 μs, the HSDC port transmits data only in the
first of two consecutive 8 kHz sampling cycles. This means it
transmits registers at an effective rate of 4 kHz.
HXFER[1:0]
00
00
00
00
00
00
01
01
01
01
01
01
10
10
10
10
10
10
HGAP
0
0
1
1
1
1
0
0
1
1
1
1
0
0
1
1
1
1
HSIZE 1
N/A
N/A
0
0
1
1
N/A
N/A
0
0
1
1
N/A
N/A
0
0
1
1
HCLK
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Communication Time (μs)
64
128
77.125
154.25
119.25
238.25
28
56
33.25
66.5
51.625
103.25
36
72
43
86
66.625
133.25
1
N/A means not applicable.
HSCLK
HSD
31
IAVW (32-BIT)
0 31
VAWV (32-BIT)
0 31
IBWV (32-BIT)
0
31
CFVAR (32-BIT)
0
HSA
Figure 108. HSDC Communication for HGAP = 0, HXFER[1:0] = 00, and HSAPOL = 0; HSIZE Is Irrelevant
Rev. A | Page 79 of 104
相关PDF资料
PDF描述
EVAL-ADE7953EBZ BOARD EVAL FOR ADE7953
EVAL-ADF4002EBZ1 BOARD EVAL FOR ADF4002
EVAL-ADG788EBZ BOARD EVALUATION FOR ADG788
EVAL-ADM1021AEB BOARD EVAL FOR ADM1021
EVAL-ADM1023EB BOARD EVAL FOR ADM1023
相关代理商/技术参数
参数描述
EVAL-ADE7880EBZ 制造商:Analog Devices 功能描述:ADE7880, ENERGY METER, 3 PH, SPI, I2C, E
EVAL-ADE7913EBZ 制造商:AD 制造商全称:Analog Devices 功能描述:3-Channel, Isolated, Sigma-Delta ADC with SPI
EVAL-ADE7953EBZ 功能描述:BOARD EVAL FOR ADE7953 RoHS:是 类别:编程器,开发系统 >> 评估演示板和套件 系列:- 标准包装:1 系列:PSoC® 主要目的:电源管理,热管理 嵌入式:- 已用 IC / 零件:- 主要属性:- 次要属性:- 已供物品:板,CD,电源
EVAL-ADF4001EBZ2 制造商:Analog Devices 功能描述:Evaluation Board For Pll Frequency Synthesizer 制造商:Analog Devices 功能描述:ADF4001 PLL SYNTHESIZER EVAL BOARD
EVAL-ADF4002EB1 制造商:Analog Devices 功能描述:EVAL BOARD - Bulk