H8S2110B RENESAS [Renesas Technology Corp], H8S2110B Datasheet - Page 144

• Manufacturer Part Number: H8S2110B
• Description: Renesas 16-Bit Single-Chip Microcomputer Renesas H8S Family/H8S/2100 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 7 I/O Ports
Note: * The program development tool (emulator) does not support this function.
SPS1 *
TE
P50DDR
Pin Function
Note: * The program development tool (emulator) does not support this function.
Rev. 2.00 Mar 21, 2006 page 106 of 518
REJ09B0299-0200
SPS1 *
RE
P51DDR
Pin Function
P51/ExRxD1*
The pin function is switched as shown below according to the combination of the RE bit in
SCR of SCI_1, the SPS1 bit* in SPSR, and the P51DDR bit.
P50/ExTxD1*
The pin function is switched as shown below according to the combination of the TE bit in
SCR of SCI_1, the SPS1 bit* in SPSR, and the P50DDR bit.
P50 input pin
P51 input pin
0
0
0
0
P50 output
P51 output
pin
pin
1
1
P50 input pin
P51 input pin
0
0
0
0
P50 output
P51 output
pin
pin
1
1
1
1
output pin *
input pin *
ExTxD1
ExRxD1
1
1