Pin Functions - Hitachi H8/3006 Hardware Manual

1.3.2

Pin Functions

Table 1-2 summarizes the pin functions.
Table 1-2 Pin Functions
Type Symbol
Power V
CC
V
SS
Clock XTAL
EXTAL
φ
Operating MD to
2
mode MD
0
control
8
Pin No.
FP-100B
TFP-100B FP-100A I/O
1, 35, 68 3, 37, 70 Input
11, 22, 13, 24,
44, 57, 46, 59,
65, 92 67, 94
67 69
66 68
61 63
75 to 73 77 to 75 Input
Name and Function
Power: For connection to the power supply.
Connect all V
supply.
Input Ground: For connection to ground (0 V).
Connect all V
supply.
Input For connection to a crystal resonator.
For examples of crystal resonator and external
clock input, see section 18, Clock Pulse
Generator.
Input For connection to a crystal resonator or input
of an external clock signal. For examples of
crystal resonator and external clock input, see
section 18, Clock Pulse Generator.
Output System clock: Supplies the system clock to
external devices.
Mode 2 to mode 0: For setting the operating
mode, as follows. Inputs at these pins must
not be changed during operation.
MD MD
2 1
0 0
0 0
0 1
0 1
1 0
1 0
1 1
1 1
pins to the system power
CC
pins to the 0-V system power
SS
MD Operating Mode
0
0 —
1 Mode 1
0 Mode 2
1 Mode 3
0 Mode 4
1 —
0 —
1 —