Data Transfer Status Register B (Dtstrb); Data Transfer Control Register C (Dtcrc) - Renesas H8S/2158 User Manual

Section 8 RAM-FIFO Unit (RFU)
8.2.17

Data Transfer Status Register B (DTSTRB)

DTSTRB includes error interrupt flags for each pointer set.
Bit Bit Name
7 to 4 —
3 DTEF3
2 DTEF2
1 DTEF1
0 DTEIE
Note: * Only 0 can be written, to clear the flag.
8.2.18

Data Transfer Control Register C (DTCRC)

DTCRC includes a bit to assign the ID-6 and ID-7 functions.
Bit Bit Name
7, 6 —
5 —
to
0
Rev. 3.00 Jan 25, 2006 page 180 of 872
REJ09B0286-0300
Initial Value R/W
All 0 R/(W)
R/(W) *
0
R/(W) *
0
R/(W) *
0
0 R/W
Initial Value R/W
All 0 R/(W)
All 0 R
Description
Reserved
The initial value should not be changed.
Data Transfer Error Interrupt Flags 3 to 1
These are error interrupt flags for pointer set
numbers 3 to 1.
0: No interrupt source
1: Either flag of OVER_R or OVER_W is set to
1
Data Transfer Error Interrupt Enable
0: Disables an interrupt generated by DTEF3 to
DTEF1.
1: Enables an interrupt generated by DTEF3 to
DTEF 1.
Description
Reserved
The initial value should not be changed.
Reserved
These bits are always read as 0 and cannot be
modified.