UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 206

• 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

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8.4.4 Square-wave output operation
16-bit timer capture/compare register 00 (CR00).
(TOE0) and bit 1 (TOC01) of 16-bit timer output control register 0 (TOC0) to 1. This enables a square wave with
any selected frequency to be output.
CRC0
TMC0
TOC0
A square wave with any selected frequency can be output at intervals determined by the count value preset to
The TO0 pin output status is reversed at intervals determined by the count value preset to CR00 by setting bit 0
TM0 count value
TO0 pin output
0
0
0
Count clock
INTTM00
CR00
0
0
0
Figure 8-23. Control Register Settings in Square-Wave Output Mode
0
0
0
0000H 0001H 0002H
TOC04
0
0
0
Figure 8-24. Square-Wave Output Operation Timing
(c) 16-bit timer output control register 0 (TOC0)
(a) 16-bit timer mode control register 0 (TMC0)
TMC03
(b) Capture/compare control register 0 (CRC0)
LVS0
0/1
CHAPTER 8 16-BIT TIMER/EVENT COUNTER 0
0
1
N
TMC02
CRC02
LVR0
0/1
0/1
1
User’s Manual U14046EJ5V0UD
TOC01
CRC01
0/1
1
0
CRC00
TOE0
OVF0
N
0
1
0
1
Enables TO0 output.
Reverses output on match between TM0 and CR00.
Specifies initial value of TO0 output F/F.
Does not reverse output on match between TM0 and CR01.
Clears and starts on match between TM0 and CR00.
CR00 used as compare register
N
0000H 0001H 0002H
N
1
N
0000H