stmpe610 STMicroelectronics, stmpe610 Datasheet - Page 36

• Manufacturer Part Number: stmpe610
• Description: Advanced Touch Screen Controller With 6-bit Port Expander
• Manufacturer: STMicroelectronics

Touch screen controller
FIFO_CTRL_STA
Address:
Type:
Reset:
Description:
FIFO_SIZE
Address:
Type:
Reset:
Description:
36/58
RESERVED
FIFO_OFLOW
7
7
[3:1] RESERVED
[7:0] FIFO_SIZE: Number of samples available
FIFO_FULL
[7] FIFO_OFLOW:
[6] FIFO_FULL:
[5] FIFO_EMPTY:
[4] FIFO_TH_TRIG:
[0] FIFO_RESET:
6
6
0x4B
R/W
0x20
Current status of FIFO..
Reads 1 if FIFO is overflow
Reads 1 if FIFO is full
Reads 1 if FIFO is empty
0 = Current FIFO size is still below the threshold value
1 = Current FIFO size is at or beyond the threshold value
Write '0' : FIFO put out of reset mode
Write '1' : Resets FIFO. All data in FIFO will be cleared.
When TSC is enabled, FIFO resets automatically.
0x4C
R
0x00
Current number of samples available
FIFO_EMPTY
5
5
4
FIFO threshold
FIFO size
FIFO_TH_TRIG
4
3
FIFO_SIZE
3
2
RESERVED
2
1
1
FIFO_RESET
STMPE610
0
0