参数资料
型号: SI3225PPT0-EVB
厂商: Silicon Laboratories Inc
文件页数: 57/112页
文件大小: 0K
描述: BOARD EVAL W/SI3200 INTERFACE
标准包装: 1
系列: ProSLIC®
类型: ADC + DAC,编码解码器,前端
适用于相关产品: Si3225
所含物品: 评估板和光盘
Si3220/25 Si3200/02
Rev. 1.3
49
Not
Recommended
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Table 28. Register and RAM Locations Used for Ground Key Detection
Parameter
Register/
RAM
Mnemonics
Register/RAM
Bits
Programmable
Range
LSB
Size
Resolution
Ground Key Interrupt Pending
IRQVEC2
LONGS
Yes/No
N/A
Ground Key Interrupt Enable
IRQEN2
LONGE
Yes/No
N/A
Ground Key Linefeed Shadow
LINEFEED
LFS[2:0]
Monitor only
N/A
Ground Key Detect Status
LCRRTP
LONGHI
Monitor only
N/A
Ground Key Detect Debounce
Interval
LONGDBI
LONGDBI[15:0]
0 to 40.96 s
1.25 ms
Longitudinal Current Sense
ILONG
ILONG[15:0]
Monitor only
Ground Key Threshold
(enabled)
LONGHITH
LONG-
HITH[15:0]
0 to
101.09 mA*
3.097 A
396.4 A
Ground Key Threshold
(released)
LONGLOTH
LON-
GLOTH[15:0]
0 to
101.09 mA*
3.097 A
396.4 A
Ground Key Filter Coefficient
LONGLPF
LONGLPF[15:3]
0 to 4000h
N/A
*Note: The usable range for LONGHITH and LONGLOTH is limited to 16 mA. Setting a value >16 mA will disable threshold
detection.
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