參數(shù)資料
型號: MPR084QR2
廠商: Freescale Semiconductor
文件頁數(shù): 14/40頁
文件大小: 0K
描述: IC CTLR TOUCH SENSOR PROX 16-QFN
標準包裝: 2,500
類型: 電容性
輸入數(shù)/鍵: 8
評估套件: 可供
數(shù)據(jù)接口: I²C,串行
電源電壓: 1.8 V ~ 3.6 V
電流 - 電源: 1.62mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-VQFN 裸露焊盤
供應商設備封裝: 16-QFN-EP(5x5)
包裝: 帶卷 (TR)
配用: KITMPR084EVM-ND - KIT EVAL 8-PAD TOUCH MPR084
MPR084
Sensors
Freescale Semiconductor
21
6.4.1
Fault Register
The Fault Register is a read only register that shows the fault number under the current sensor conditions. Any write to the Fault
Register will clear the register, when in Stop mode. The Fault register cannot be cleared when the part is in a Run mode. The I2C
slave address of the Fault Register is 0x01.
Figure 24. Fault Register
7
6
543210
R
0
000
MNKE
FAULT
W
Reset:
0
000000
= Unimplemented
Table 15. Fault Register Field Descriptions
Field
Description
4
MNKE
Maximum Number of Keys Exceeded – The Maximum Number of Keys Exceeded
status bit indicates whether or not more keys than allowed are currently being
touched.
1 TPC Exceeded
0 TPC Not Exceeded
1:0
FAULT
Fault – The Fault code represents the currently asserted fault condition.
00 Encoding 0 – No fault detected
01 Encoding 1 – Short to VSS detected
10 Encoding 2 – Short to VDD detected
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