HD64F2149 Datasheet, PDF (290/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Input and output on ports E, F, and G are powered by VCCB, which is independent of the V_CC
power supply. So, when the VCCB voltage is 5 V, the pins on ports E, F, and G can be 5-V
tolerant.
Table 8.26 H8S/2169 Additional Port Functions
Port
Port C
Port D
Port E
Port F
Port G
Expanded Modes
Description
Pins
Mode 2, Mode 3
Mode 1 (EXPE = 1)
• 8-bit I/O port
PC7 to PC0
• Built-in MOS input pull-ups
• 8-bit I/O port
PD7 to PD0
• Built-in MOS input pull-ups
• 8-bit I/O port
PE7 to PE0
• Built-in MOS input pull-ups
• 8-bit I/O port
PF7 to PF0
• Built-in MOS input pull-ups
• 8-bit I/O port
PG7 to PG0
• Built-in MOS input pull-ups
I/O port I/O port
I/O port I/O port
I/O port I/O port
I/O port I/O port
I/O port I/O port
Single-Chip Mode
Mode 2, Mode 3
(EXPE = 0)
I/O port
I/O port
I/O port
I/O port
I/O port
8.14 Ports C, D
8.14.1 Overview
Port C and port D are two sets of 8-bit I/O ports. The pin functions are the same in all operating
modes.
Figure 8.20 shows the pin configuration for ports C and D.
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