Datasheet

Section 10B I/O Ports

(H8S/2695)

R01UH0166EJ0600 Rev. 6.00 Page 499 of 1434

Mar 02, 2011

H8S/2633 Group, H8S/2633 F-ZTAT

H8S/2633R F-ZTAT

, H8S/2695

Pin Selection Method and Pin Functions

PA2/A18/RxD2 The pin function is switched as shown below according to the operating mode,

bits AE3 to AE0 in PFCR, bit RE in SCR of SCI2, and bit PA2DDR.

Operating mode Modes 4 to 6

AE3 to AE0 B'0000 to B'1011 B'1011 to B'1111

RE 0 1 —

PA2DDR 0 1 — —

Pin function PA2 input PA2 output RxD2 input A18 output

Operating mode Mode 7

RE 0 1

PA2DDR 0 1 —

Pin function PA2 input PA2 output RxD2 input

PA1/A17/TxD2 The pin function is switched as shown below according to the operating mode,

bits AE3 to AE0 in PFCR, bit TE in SCR of SCI2, and bit PA1DDR.

Operating mode Modes 4 to 6

AE3 to AE0 B'0000 to B'1001 B'1010 to B'1111

TE 0 1 —

PA1DDR 0 1 — —

Pin function PA1 input PA1 output TxD2 output A17 output

Operating mode Mode 7

TE 0 1

PA1DDR 0 1 —

Pin function PA1 input PA1 output TxD2 output