參數(shù)資料
型號: STMPE2401TBR
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 24 I/O, PIA-GENERAL PURPOSE, PBGA36
封裝: LEAD FREE, TFBGA-36
文件頁數(shù): 40/55頁
文件大小: 959K
代理商: STMPE2401TBR
STMPE2401
Keypad controller
45/55
Table 44. KPC_data_byte1 register
Bit
7
654321
0
Name
Up/Down
R3R2R1R0C2
C1
C0
Read/Write
R
RRRRRRR
Reset Value
1
111100
0
Bit
Name
Description
7
Up/Down
‘0’ for key-down, ‘1’ for key-up
6
R3
row number of key 2 (valid range : 0-11)
0x1111 for No Key
5R2
4R1
3R0
2
C2
column number of key 2 (valid range : 0-7)
1C1
0C0
Table 45. KPC_data_byte2 register
Bit
7
6
5
432
10
Name
-
Dedicated Key 0 ~ 3
Read/Write
R
RR
RRR
Reset
Value
0
011
11
Bit
Name
Description
7-
-
6-
-
5-
-
4-
-
3
Dedicated Key 3
‘0’ for key-down, ‘1’ for key-up
2
Dedicated Key 2
‘0’ for key-down, ‘1’ for key-up
1
Dedicated Key 1
‘0’ for key-down, ‘1’ for key-up
0
Dedicated Key 0
‘0’ for key-down, ‘1’ for key-up
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