Pin Functions - Renesas H8S/2319 series Hardware Manual

1.3.3

Pin Functions

Table 1-3 Pin Functions
Type Symbol
Power V
CC
V
SS
Internal voltage V
CL
step-down pin
Clock XTAL
EXTAL
φ
Pin No.
TFP-100B,
TFP-100G FP-100A I/O
40, 65, 42, 67,
98 100
7, 18, 9, 20,
31, 49, 33, 51,
68, 88 70, 90
1
*
60 62
66 68
67 69
69 71
Name and Function
Input Power supply: For connection to the
power supply. All V
connected to the system power
supply.
Input Ground: For connection to ground
(0 V). All V
SS
connected to the system power
supply (0 V).
Output An external capacitor should be
connected between this pin and GND
(0 V). Do not connect it to V
Input Connects to a crystal oscillator.
See section 18, Clock Pulse
Generator, for typical connection
diagrams for a crystal oscillator and
external clock input.
Input Connects to a crystal oscillator.
The EXTAL pin can also input an
external clock.
See section 18, Clock Pulse
Generator, for typical connection
diagrams for a crystal oscillator and
external clock input.
Output System clock: Supplies the system
clock to an external device.
Rev. 5.00, 12/03, page 17 of 1088
pins should be
CC
pins should be
.
CC