Pike Technical Manual
V5.2.0
197
Description of the data path
0004h
SERIAL_CONTROL_REG RE
[0]
Receive enable
RD: Current status
WR:
0: Disable
1: Enable
TE
[1]
Transmit enable
RD: Current status
WR:
0: disable
1: Enable
---
[2..7]
Reserved
SERIAL_STATUS_REG
TDRD
[8]
Transmit data buffer ready
Read only
0: not ready
1: ready
---
[9]
Reserved
RDRD
[10]
Receive data buffer ready
Read only
0: not ready
1: ready
---
[11]
Reserved
ORER
[12]
Receive data buffer overrun error
Read: current status
WR:
0: no error (to clear status)
1: Ignored
FER
[13]
Receive data framing error
Read: current status
WR:
0: no error (to clear status)
1: Ignored
PER
[14]
Receive data parity error
Read: current status
WR:
0: no error (to clear status)
1: Ignored
---
[15..31] Reserved
Offset
Name
Field
Bit
Description
Table 64: Serial input/output control and status register (SIO CSR)