h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 72

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 1 Overview
1.3.3
Table 1.3
Rev. 3.00 Mar 21, 2006 page 18 of 788
REJ09B0300-0300
Type
Power
Clock
Operating
mode
control
System
control
Pin Functions
Pin Functions
Symbol
VCC
VCL
VCCB
VSS
XTAL
EXTAL
EXCL
X1
X2
MD1
MD0
RES
RESO
STBY
FP-100B,
TFP-100B TFP-144 I/O
59
9
4
15, 70, 71,
92
2
3
17
17
—
—
5
6
1
100
8
Pin No.
1, 86
13
36
7, 42, 95,
111, 139
143
144
18
18
140
141
9
10
8
142
12
Input
Input
Input
Input
Input
Input
Output Supplies the system clock to external
Input
Input
Input
Input
Input
Output Outputs reset signal to external device.
Input
Leave open.
Leave open.
These pins set the operating mode.
These pins should not be changed
while the MCU is operating.
Reset pin.
When this pin becomes low, the chip is
reset.
When this pin is driven low, a transition
is made to hardware standby mode.
Input a 32.768 kHz external subclock.
Name and Function
Power supply pin. Connect the pin to
the system power supply.
Power supply pin. Connect the pin to
VCC.
The power supply for the port A
input/output buffer.
Ground pin. Connect to the system
power supply (0 V).
Pins for connection to crystal
resonators. The EXTAL pin can also
input an external clock.
See section 25, Clock Pulse Generator,
for typical connection diagrams.
devices.