STEVAL-TCS003V1 STMicroelectronics, STEVAL-TCS003V1 Datasheet - Page 52

• Manufacturer Part Number: STEVAL-TCS003V1
• Description: BOARD DEMO EXPANDER STMPE2403
• Manufacturer: STMicroelectronics

Specifications of STEVAL-TCS003V1

• Main Purpose: Interface, GPIO Expander
• Embedded: No
• Utilized Ic / Part: STMPE2403
• Primary Attributes: 8/16/24-Bit 24-Port GPIO Expander over I2C
• Secondary Attributes: 3 8-Bit PWM Output for LEDs, Keyboard Matrix Scan, Special Key Support
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8206

Keypad controller
52/63
KPC_data_byte1 Register
Table 52. Bit description
KPC_data_byte2 Register
Table 53. Bit description
Reset Value
Reset Value
Read/Write
Read/Write
Name
Name
Bit
Bit
Bit
Bit
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Up/Down
Up/Down
R
R
7
1
7
1
Up/Down
Up/Down
Name
Name
R3
R2
R1
R0
C2
C1
C0
R3
R2
R1
R0
C2
C1
C0
R3
R3
R
R
6
1
6
1
R2
R2
R
R
5
1
5
1
‘0’ for key-down, ‘1’ for key-up
row number of key 2 (valid range : 0-11)
0x1111 for No Key
column number of key 2 (valid range : 0-7)
column number of key 3 (valid range : 0-7)
R1
R1
row number of key 3 (valid range : 0-11)
R
R
4
1
4
1
‘0’ for key-down, ‘1’ for key-up
0x1111 for No Key
R0
R0
R
R
3
1
3
1
Description
Description
C2
C2
R
R
2
0
2
0
C1
C1
R
R
1
0
1
0
STMPE2403
C0
C0
R
R
0
0
0
0