HD6473258P10 Renesas Electronics America, HD6473258P10 Datasheet - Page 124

• Manufacturer Part Number: HD6473258P10
• Description: IC H8 MCU OTP 32K 64DIP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/325r

Specifications of HD6473258P10

• Core Processor: H8/300
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: SCI, UART/USART
• Number Of I /o: 53
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-DIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Peripherals: -

6.1.3 Input and Output Pins
Table 6-1 lists the input and output pins used by the parallel handshaking interface.
Table 6-1. Input and Output Pins of Parallel Handshaking Interface
Name
Data input/output pins
Input strobe
Output strobe
Busy
6.1.4 Register Configuration
Table 6-2 lists information about the parallel handshaking interface registers.
Table 6-2. Register Configuration
Name
Port 3 data direction register
Port 3 data register
Handshake control/status register HCSR
6.2 Register Descriptions
6.2.1 Port 3 Data Direction Register (P3DDR)
Bit
Initial value
Read/Write
To use the parallel handshaking interface for input, clear P3DDR to H'00. For output, set P3DDR to
H'FF. Do not set the bits individually.
See Section 5.4, Port 3 for further information.
P3
7
W
DDR P3
7
0
6
Abbreviation
P3
IS
OS
BUSY
W
DDR P3
6
0
7
– P3
Abbreviation
P3DDR
P3DR
0
5
W
DDR P3
5
0
I/O
I/O
I
O
O
115
4
W
DDR P3
4
0
R/W
W
R/W
R/W
Function
Data input and output
Strobe for input data
Strobe for output data
Busy signal
3
W
DDR P3
3
0
Initial value
H'00
H'00
H'03
2
W
DDR P3
2
0
1
Address
H'FFB4
H'FFB6
H'FFFE
W
DDR P3
1
0
0
W
DDR
0
0