UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 284

• 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

282
Address: FF80H After reset: 00H R/W
Symbol
ADM0
Remark f
Notes 1. Set the A/D conversion time as follows.
Caution
2. Expanded-specification products of PD780034A Subseries only.
3. Setting is prohibited because the A/D conversion time is less than 14 s.
4. Setting is prohibited because the A/D conversion time is less than 12 s.
X
• When operated at f
• When operated at f
When rewriting FR00 to FR02 to other than the same data, stop A/D conversion operations
once prior to performing rewrite.
: Main system clock oscillation frequency
ADCS0
ADCS0
EGA01
CHAPTER 14 10-BIT A/D CONVERTER ( PD780034A, 780034AY SUBSERIES)
TRG0
FR02
<7>
0
1
0
1
0
0
0
1
1
1
0
0
1
1
Figure 14-3. Format of A/D Converter Mode Register 0 (ADM0)
Other than above
Stop conversion operation.
Enable conversion operation.
Software start
Hardware start
EGA00
TRG0
FR01
<6>
0
0
1
0
0
1
0
1
0
1
X
X
= 12 MHz (V
= 8.38 MHz (V
No edge detection
Falling edge detection
Rising edge detection
Both falling and rising edge detection
FR02
FR00
5
0
1
0
0
1
0
User’s Manual U14046EJ5V0UD
Software start/hardware start selection
144/f
120/f
96/f
72/f
60/f
48/f
Setting prohibited
DD
A/D conversion operation control
DD
FR01
= 4.5 to 5.5 V):
X
X
X
X
External trigger signal, edge specification
4
X
X
= 4.0 to 5.5 V): 14 s or more
FR00
Conversion time selection
3
17.1 s
14.3 s
11.4 s
8.5 s
7.1 s
5.7 s
12 s or more
f
X
= 8.38 MHz
EGA01
Note 3
Note 3
Note 3
Note 3
2
EGA00
Note 1
12.0 s
10.0 s
8.0 s
6.0 s
5.0 s
4.0 s
1
f
X
= 12 MHz
Note 4
Note 4
Note 4
Note 4
Note 4
Note 2
0
0