Renesas RL78 Series User Manual

RL78/F13, F14 CHAPTER 10 CLOCK OUTPUT/BUZZER OUTPUT CONTROLLER
R01UH0368EJ0210 Rev.2.10 691
Dec 10, 2015
10.3.3 Port mode register 14 (PM14)
These registers set input/output of port in 1-bit units.
When using the P140/PCLBUZ0 pins for clock output and buzzer output, clear PM140 bit and the output latch of
P140 to 0.
The PM14 register can be set by a 1-bit or 8-bit memory manipulation instruction.
Reset signal generation sets these registers to FFH.
Figure 10-4. Format of Port Mode Register 14 (PM14)
Address: FFF2EH After reset: FFH R/W
Symbol 7 6 5 4 3 2 1 0
PM14 1 1 1 1 1 1 1 PM140
PMmn Pmn pin I/O mode selection (mn = 140)
0 Output mode (output buffer on)
1 Input mode (output buffer off)

Renesas RL78 Series Specifications

General

Core	RL78
CPU Clock Speed	Up to 32 MHz
Flash Memory	Up to 512 KB
RAM	Up to 32 KB
Operating Voltage	1.6 V to 5.5 V
Low Power Modes	HALT, STOP, SNOOZE
CPU Architecture	16-bit
Temperature Range	-40°C to +85°C
Package	LQFP
Timers	16-bit timers
Communication Interfaces	UART, I2C, LIN
A/D Converter	12-bit