HD64F38024DV Renesas Electronics America, HD64F38024DV Datasheet - Page 453

• Manufacturer Part Number: HD64F38024DV
• Description: IC H8/SLP MCU FLASH 80QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300L SLPr

Specifications of HD64F38024DV

• Core Processor: H8/300L
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: SCI
• Peripherals: LCD, PWM, WDT
• Number Of I /o: 51
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

float ldexpf (float ret, int f)
Description:
Header file:
Return values:
Example:
float logf(float f)
Description:
Header file:
Return values:
Example:
Error conditions:
Parameters:
Parameters:
Multiplies a floating-point number by a power of 2.
<mathf.h>
Result of e * 2
e
Computes the natural logarithm of a floating-point number.
<mathf.h>
Normal:
Abnormal:
f
f
#include <mathf.h>
float ret, e;
int f;
#include <mathf.h>
float f, ret;
A domain error occurs if f is negative.
A range error occurs if f is 0.0.
ret=ldexpf(e, f);
ret=logf(f);
Floating-point number to be multiplied by a power of 2
Power-of-2 value
Natural logarithm of f
In case of domain error: Returns not-a-number.
Floating-point number for which natural logarithm is to be
computed
f
operation
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