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MAX71020
Single-Chip Electricity Meter AFE
Table 8. Hardware Control Register Map (continued)
NAME
BYTE
ADDRESS
R/W
DEFAULT
VALUE*
DESCRIPTION
Contains the characteristics of the four digital I/O pins.
BIT
0
1
2
3
7:4
8
9
10
11
15:12
NAME
DI0
DI1
DI2
DI3
Reserved
D_OD0
D_OD1
D_OD2
D_OD3
Reserved
DESCRIPTION
Reflects logic state on DIO0
Reflects logic state on DIO1
Reflects logic state on DIO2
Reflects logic state on DIO3
—
Configures DIO0 as open drain if configured as output
Configures DIO1 as open drain if configured as output
Configures DIO2 as open drain if configured as output
Configures DIO3 as open drain if configured as output
—
Configures DIO0.
00: High-Z
IOCFG
0x30C
R/W
0x0000
0F00
17:16
DO
01: WPULSE
10: Logic 1
11: Logic 0
Configures DIO1.
00: High-Z
19:18
21:20
23:22
31:24
D1
D2
D3
Reserved
01: VPULSE
10: Logic 1
11: Logic 0
Configures DIO2.
00: High-Z
01: XPULSE
10: XFER_BUSY
11: Logic 0
Configures DIO3.
00: High-Z
01: YPULSE
10: CE_BUSY
11: Logic
—
Configures hardware aspects of the AFE.
BIT
NAME
DESCRIPTION
METER_CFG
0x30D
R/W
0xFF00
0080
14:0
15
Reserved
PLS_INV
—
Force meter pulses to be positive-going rather than
negative-going
23:16
31:24
Reserved
PLS_MAXWID
—
Determines the maximum width of a meter pulse
* Default values given for standard CE code (2520 sample frequency, gain = 9).
Maxim Integrated
24
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相关代理商/技术参数
MAX71020AEUI+R 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Single-Chip Electricity Meter AFE
MAX710C/D 功能描述:直流/直流开关转换器 3.3V/5V or Adjustable Step-Up Step-Down DC-DC Converters RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX710C/D DIE 制造商:Maxim Integrated Products 功能描述:
MAX710ESE 功能描述:直流/直流开关转换器 3.3/5V or Adjustable Step-Up Step-Down RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX710ESE+ 功能描述:直流/直流开关转换器 3.3/5V or Adjustable Step-Up Step-Down RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX710ESE+ 制造商:Maxim Integrated Products 功能描述:CONVERTOR DC/DC ((NW))
MAX710ESE+T 功能描述:直流/直流开关转换器 3.3/5V or Adjustable Step-Up Step-Down RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX710ESE-T 功能描述:直流/直流开关转换器 3.3/5V or Adjustable Step-Up Step-Down RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT