HD64F3048VTF8 Datasheet, PDF (341/903 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip

Section 9 I/O Ports
9.12.3 Pin Functions
Table 9.21 describes the selection of pin functions.
Table 9.21 Port B Pin Functions
Pin
PB₇/TP15/
DREQ /
1
ADTRG
Pin Functions and Selection Method
DMAC channel 1 settings (bits DTS2A to DTS0A and DTS2B to DTS0B in DTCR1A
and DTCR1B), bit TRGE in ADCR, bit NDER15 in NDERB, and bit PB DDR in PBDDR
7
select the pin function as follows
PB₇DDR
0
1
1
NDER15
—
0
1
Pin function
PB input
7
PB output
7
DREQ₁ input^*1
ADTRG input^*2
TP output
15
Notes: 1. DREQ₁ input under DMAC channel 1 settings (1) in the table below.
2. ADTRG input when TRGE = 1.
DMAC
channel
1 settings
(2)
(1)
(2)
(1)
(2)
(1)
DTS2A, DTS1A
Not both 1
Both 1
DTS0A
—
0
0
1
1
1
DTS2B
0
1
1
0
1
0
1
1
DTS1B
—
0
1
—
—
—
0
1
Rev. 3.00 Sep 27, 2006 page 313 of 872
REJ09B0325-0300