HD64F36077GHV Renesas Electronics America, HD64F36077GHV Datasheet - Page 403

• Manufacturer Part Number: HD64F36077GHV
• Description: 16BIT MCU FLASH 56K, SMD, LQFP64
• Manufacturer: Renesas Electronics America

Specifications of HD64F36077GHV

• No. Of I/o's: 47
• Ram Memory Size: 4KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Supply Voltage Range: 4.5V
• Core Size: 16bit
• Program Memory Size: 56KB
• Oscillator Type: External Only
• Controller Family/series: H8/300H
• Peripherals: ADC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Note:
Table 19.1 LVDCR Settings and Select Functions
Note:
19.2.2
LVDSR indicates whether the power-supply voltage falls below or rises above the respective
given values.
Bit
1
0
VDDII
*
*
*
Bit
7 to 2
1
*
*
Bit Name
LVDDE
LVDUE
Bit Name

LVDDF
Low-Voltage-Detection Status Register (LVDSR)
LVDSEL
1
0
0
Not initialized by an LVDR but initialized by a power-on reset or a watchdog timer reset.
Set these bits if necessary.
LVDCR Settings
Initial
Value
0
0
Initial
Value
All 1
0*
LVDDE
0
1
1
Section 19 Band-Gap Circuit, Power-On Reset, and Low-Voltage Detection Circuits
R/W
R/W
R/W
R/W

R/W
LVDUE
0
0
1
Description
Voltage-Fall-Interrupt Enable
0: Interrupt on the power-supply voltage falling disabled
1: Interrupt on the power-supply voltage falling enabled
Voltage-Rise-Interrupt Enable
0: Interrupt on the power-supply voltage rising disabled
1: Interrupt on the power-supply voltage rising enabled
Description
Reserved
These bits are always read as 1 and cannot be modified.
LVD Power-Supply Voltage Fall Flag
[Setting condition]
•
[Clearing condition]
•
When the power-supply voltage falls below Vint (D)
(Typ. = 3.7 V)
When writing 0 to this bit after reading it as 1
Power-On
Reset
√
√
√
LVDR
√
√
√
Rev. 1.00 Sep. 16, 2005 Page 373 of 490
Select Functions
Low-Voltage-
Detection Fall
Interrupt

√
√
REJ09B0216-0100
Low-Voltage-
Detection Rise
Interrupt


√