Samsung S5PC100 User Manual page 745

S5PC100 USER'S MANUAL (REV1.0)
8 INDIVIDUAL REGISTER DESCRIPTIONS (TX CONTROLLER)
8.1 MIPI HSI RX CONTROLLER STATUS REGISTER (STATUS_REG, R, ADDRESS = 0XEC90_0000)
STATUS_REG
reserved
next_state [30:28]
reserved
current state [26:24]
reserved [23:18]
FIFO_full
FIFO_empty
reserved [15:13]
tx_rd_point
reserved
tx_wr_point
•
State register value
000 : IDLE
010 : Tx
100 : TxIDLE
110 : TxBRK
Bit
[31] -
Next state*
[27] -
Current state*
-
[17] TxFIFO full
0 : FIFO not full
[16] TxFIFO empty
0 : FIFO not empty
-
[12:8] TxFIFO read point
[7:5] -
[4:0] TxFIFO write point
001 : TxREQ
011 : TxHOLD
101 : Reserved state
111 : TxERR
MIPI HSI INTERFACE CONTROLLER
Description
1 : FIFO full
1 : FIFO empty
Reset Value
0x0
0x0
0x0
0x0
0x00
0x0
0x1
0x0
0x00
0x0
0x00
8.6-15