HD6413008VX25 Renesas Electronics America, HD6413008VX25 Datasheet - Page 200
HD6413008VX25
Manufacturer Part Number
HD6413008VX25
Description
MCU 5V 0K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.D13008VFBL25V.pdf
(688 pages)
Specifications of HD6413008VX25
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
PWM, WDT
Number Of I /o
35
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 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
-
Program Memory Size
-
Other names
HD6413008VTE25
HD6413008VTE25
HD6413008VTE25
- Current page: 200 of 688
- Download datasheet (4Mb)
7. I/O Ports
In the H8/3008, following a reset P8
P8DDR is a write-only register. Its value cannot be read. All bits return 1 when read.
P8DDR is initialized to H'F0 by a reset and in hardware standby mode. In software standby mode
P8DDR retains its previous setting. Therefore, if a transition is made to software standby mode
while port 8 is functioning as an input/output port and a P8DDR bit is set to 1, the corresponding
pin maintains its output state.
Port 8 Data Register (P8DR): P8DR is an 8-bit readable/writable register that stores output data
for port 8. When port 8 functions as an output port, the value of this register is output. When a bit
in P8DDR is set to 1, if port 8 is read the value of the corresponding P8DR bit is returned. When a
bit in P8DDR is cleared to 0, if port 8 is read the corresponding pin logic level is read.
Bits 7 to 5 are reserved. They are fixed at 1, and cannot be modified.
P8DR is initialized to H'E0 by a reset and in hardware standby mode. In software standby mode it
retains its previous setting.
Rev.4.00 Aug. 20, 2007 Page 154 of 638
REJ09B0395-0400
Bit
Initial value
Read/Write
⎯
⎯
7
1
Reserved bits
⎯
⎯
6
1
4
functions as the CS
⎯
⎯
5
1
R/W
P8
4
0
4
0
output, while CS
R/W
P8
3
0
Port 8 data 4 to 0
These bits store data
for port 8 pins
3
R/W
P8
2
0
2
1
to CS
R/W
P8
1
0
3
1
are input ports.
R/W
P8
0
0
0
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