Filter
Top Products
Serial Interface
13-29
Serial n interrupt mode register (n = 1, 2)
Register symbol: SCnICR
Address: x'34000814 (n = 1), x'34000824 (n = 2)
Purpose: This register selects the sources for transmission interrupts and reception interrupts for
serial interface n.
Bit No.76543210
Bit SCn
––
SCn
–
SCn
–
SCn
name DMD TI RES RI
Reset 0 0 0 0 0 0 0 0
Access R/W R R/W R/W R R/W R R/W
Bit No. Bit name Description
0 SCnRI Reception interrupt factor selection
0: Reception end
1: Reception end with error
1 — "0" is returned when this bit is read.
2 SCnRES Reception error interrupt factor selection
0: Interrupt request when an overrun or parity error occurs
1: Interrupt request when a parity error occurs
3 — "0" is returned when this bit is read.
4 SCnTI Transmission interrupt factor selection
0: Transmission end
1: Transmission buffer empty
5 Reserved Setting "1" is prohibited.
6 — "0" is returned when this bit is read.
7 SCnDMD Data output retained during external clock transmission (valid only in clock
synchronous mode)
0: Set data pin "H" at end of transmission
1: Maintain data pin at end of transmission