UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 437

• 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

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

Maskable interrupt request
Non-maskable interrupt request
RESET input
: don’t care
(c) Release by RESET input
When RESET signal is input, HALT mode is released. And, as in the case with normal reset operation, a
program is executed after branch to the reset vector address.
Remarks 1. f
Release Source
RESET
signal
Clock
Operating mode
2. Values in parentheses are for operation with f
HALT instruction
X
: Main system clock oscillation frequency
Figure 21-3. HALT Mode Release by RESET Input
Table 21-2. Operation After HALT Mode Release
MK
HALT mode
0
0
0
0
0
1
CHAPTER 21 STANDBY FUNCTION
Oscillation
User’s Manual U14046EJ5V0UD
PR
0
0
1
1
1
Oscillation
stop
Reset
period
IE
0
1
0
1
Oscillation stabilization
wait status
(2
X
17
Oscillation
= 8.38 MHz.
/f
ISP
X
1
0
1
Wait
: 15.6 ms)
Next address instruction execution
Interrupt service execution
Next address instruction execution
Interrupt service execution
HALT mode hold
Interrupt service execution
Reset processing
Operating mode
Operation
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