HD64F2638F20J Datasheet, PDF (314/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 9 I/O Ports
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
9.7.3 Pin Functions
Port B pins also function as TPU output pins (TIOCA3, TIOCB3, TIOCC3, TIOCD3, TIOCA4,
TIOCB4, TIOCC4, and TIOCD4) and address bus output pins (A15 to A8).
Table 9-12 Port B Pin Functions
Pin
Selection Method and Pin Functions
PB7/A15/TIOCB5
The function of this pin changes according to the operating mode and the
setting of bits AE3 to AE0 in PFCR; the TPU5 settings of bits MD3 to MD0 in
TMDR5, bits IOB3 to IOB0 in TIOR5, and the CCLR1 and CCLR0 bits in TCR5;
and the setting of the PB7DDR bit.
Operating
Mode
Modes 4 to 6
AE3 to AE0
B'0000 to B'0111
B'1000 to
B'1111
TPU Channel Table Below (1)
Table Below (2)
—
5 Setting
PB7DDR
—
0
1
—
Pin function
TIOCB5 output
PB7 input PB7 output A15 output
TIOCB5 input ^*
Operating
Mode
TPU Channel
5 Setting
PB7DDR
Pin function
Table Below (1)
—
TIOCB5 output
Mode 7
Table Below (2)
0
1
PB7 input
PB7 output
TIOCB5 input ^*
Page 264 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010