HD6473834HV Renesas Electronics America, HD6473834HV Datasheet - Page 327

• Manufacturer Part Number: HD6473834HV
• Description: MCU 5V 32K PB-FREE 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Lr

Specifications of HD6473834HV

• Core Processor: H8/300L
• Core Size: 8-Bit
• Speed: 5MHz
• Connectivity: SCI
• Peripherals: LCD, PWM
• Number Of I /o: 71
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

12.6
310
Data in the A/D result register (ADRR) should be read only when the A/D start flag (ADSF) in
the A/D start register (ADSR) is cleared to 0.
Changing the digital input signal at an adjacent pin during A/D conversion may adversely
affect conversion accuracy.
Figure 12.5 Flow Chart of Procedure for Using A/D Converter (2) (Interrupts Used)
Application Notes
Set A/D conversion speed
Enable A/D conversion
Start A/D conversion
and input channels
A/D conversion
end interrupt?
end interrupt
Start
No
Yes
Yes
Clear bit IRRAD to
Read ADRR data
Perform A/D
conversion?
0 in IRR2
End
No