UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 436
UPD78F0034BGC-8BS-A
Manufacturer Part Number
UPD78F0034BGC-8BS-A
Description
MCU 8-Bit 78K0 CISC 32KB Flash 2.5V/3.3V/5V 64-Pin LQFP
Manufacturer
Renesas Electronics America
Datasheet
1.UPD78F0034BGK-9ET-A.pdf
(605 pages)
Specifications of UPD78F0034BGC-8BS-A
Package
64LQFP
Family Name
78K0
Maximum Speed
12 MHz
Ram Size
1 KB
Program Memory Size
32 KB
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Program Memory Type
Flash
Number Of Programmable I/os
51
Interface Type
3-Wire/UART
On-chip Adc
8-chx10-bit
Operating Temperature
-40 to 85 °C
Number Of Timers
3
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(2) HALT mode release
The HALT mode can be released with the following three types of sources.
(a) Release by unmasked interrupt request
(b) Release by non-maskable interrupt request
When an unmasked interrupt request is generated, the HALT mode is released. If interrupt acknowledge
is enabled, vectored interrupt service is carried out. If interrupt acknowledge is disabled, the next address
instruction is executed.
Remarks 1. The broken line indicates the case when the interrupt request which has released the standby
When a non-maskable interrupt request is generated, the HALT mode is released and vectored interrupt
service is carried out whether interrupt acknowledge is enabled or disabled.
However, a non-maskable interrupt request is not generated during subsystem clock operation.
Standby release
2. Wait times are as follows:
signal
Clock
Figure 21-2. HALT Mode Release by Interrupt Request Generation
• When vectored interrupt service is carried out:
• When vectored interrupt service is not carried out: 2 or 3 clocks
mode is acknowledged.
Operating mode
HALT instruction
CHAPTER 21 STANDBY FUNCTION
User’s Manual U14046EJ5V0UD
HALT mode
Interrupt request
Oscillation
Wait
Wait
8 or 9 clocks
Operating mode
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