HD64F2145BTE20 Renesas Electronics America, HD64F2145BTE20 Datasheet - Page 256
HD64F2145BTE20
Manufacturer Part Number
HD64F2145BTE20
Description
IC H8S MCU FLASH 256K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of HD64F2145BTE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
PWM, WDT
Number Of I /o
74
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
- Current page: 256 of 847
- Download datasheet (5Mb)
Section 8 I/O Ports
8.10.1
P9DDR specifies input or output for the pins of port 9 on a bit-by-bit basis.
Note:
Rev. 3.00 Mar 21, 2006 page 200 of 788
REJ09B0300-0300
Bit
7
6
5
4
3
2
1
0
* The initial value of P96DDR is 1 (mode 1) or 0 (modes 2 and 3).
Bit Name
P97DDR
P96DDR
P95DDR
P94DDR
P93DDR
P92DDR
P91DDR
P90DDR
Port 9 Data Direction Register (P9DDR)
Initial
Value
0
1/0 *
0
0
0
0
0
0
R/W
W
W
W
W
W
W
W
W
Description
P9DDR is initialized to H'40 (mode 1) or H'00 (modes 2
and 3).
Modes 1, 2, and 3 (EXPE = 1):
Pin P97 functions as a bus control input (WAIT), the
IIC_0 I/O pin (SDA0), or an I/O port, according to the wait
mode setting. When P97 functions as an I/O port, it
becomes an output port when P97DDR is set to 1, and
an input port when P97DDR is cleared to 0.
Pin P96 functions as the
set to 1, and as the subclock input (EXCL) or an input
port when P96DDR is cleared to 0.
Pins P95 to P93 automatically become bus control
outputs (AS/IOS, HWR, RD), regardless of the
input/output direction indicated by P95DDR to P93DDR.
Pins P92 and P91 become output ports when P92DDR
and P91DDR are set to 1, and input ports when P92DDR
and P91DDR are cleared to 0.
When the ABW bit in WSCR is cleared to 0, pin P90
becomes a bus control output (LWR), regardless of the
input/output direction indicated by P90DDR. When the
ABW bit is 1, pin P90 becomes an output port if P90DDR
is set to 1, and an input port if P90DDR is cleared to 0.
Modes 2 and 3 (EXPE = 0):
When the corresponding P9DDR bits are set to 1, pin
P96 functions as the
to P90 become output ports. When P9DDR bits are
cleared to 0, the corresponding pins become input ports.
output pin and pins P97 and P95
output pin when P96DDR is
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