HD64F36912GFH Renesas Electronics America, HD64F36912GFH Datasheet - Page 84
HD64F36912GFH
Manufacturer Part Number
HD64F36912GFH
Description
IC H8 MCU FLASH 8K 32-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheet
1.DF36912GFHV.pdf
(442 pages)
Specifications of HD64F36912GFH
Core Processor
H8/300H
Core Size
16-Bit
Speed
12MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
18
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
32-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Part Number:
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Section 3 Exception Handling
3.3
When the RES pin goes low, all processing halts and this LSI enters the reset. The internal state of
the CPU and the registers of the on-chip peripheral modules are initialized by the reset. To ensure
that this LSI is reset at power-up, hold the RES pin low for the specified period. To reset the chip
during operation, hold the RES pin low for the specified period. For details, refer to section 17,
Band-Gap Circuit, Power-On Reset, and Low-Voltage Detection Circuits. When the RES pin goes
high after being held low for a certain period, this LSI starts reset exception handling. The reset
exception handling sequence is shown in figure 3.1.
The reset exception handling sequence is as follows.
1. Set the I bit in the condition code register (CCR) to 1.
2. The CPU generates a reset exception handling vector address (from H'0000 to H'0001), the
Rev. 3.00 Sep. 14, 2006 Page 54 of 408
REJ09B0105-0300
data in that address is sent to the program counter (PC) as the start address, and program
execution starts from that address.
Reset Exception Handling
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