Renesas RL78/G15 User Manual

6.3.1 Peripheral enable register 0 (PER0) .................................................................................. 178
6.3.2 Timer clock select register m (TPSm) ................................................................................ 179
6.3.3 Timer mode register mn (TMRmn) ..................................................................................... 183
6.3.4 Timer status register mn (TSRmn) ..................................................................................... 189
6.3.5 Timer channel enable status register m (TEm) .................................................................. 190
6.3.6 Timer channel start register m (TSm) ................................................................................ 191
6.3.7 Timer channel stop register m (TTm) ................................................................................. 193
6.3.8 Timer output enable register m (TOEm) ............................................................................ 194
6.3.9 Timer output register m (TOm) .......................................................................................... 195
6.3.10 Timer output level register m (TOLm) ................................................................................ 196
6.3.11 Timer output mode register m (TOMm) ............................................................................. 197
6.3.12 Input switch control register (ISC) ...................................................................................... 198
6.3.13 Noise filter enable registers 1 (NFEN1) ............................................................................. 199
6.3.14 Registers controlling port functions of pins to be used for timer I/O .................................. 201
6.4 Basic Rules of Timer Array Unit ................................................................................................... 202
6.4.1 Basic rules of simultaneous channel operation function .................................................... 202
6.4.2 Basic rules of 8-bit timer operation function (channels 1 and 3 only) ................................ 204
6.5 Operation of Counter .................................................................................................................... 205
6.5.1 Count clock (f
TCLK
) .............................................................................................................. 205
6.5.2 Start timing of counter ........................................................................................................ 207
6.5.3 Operation of counter .......................................................................................................... 208
6.6 Channel Output (TOmn pin) Control ............................................................................................. 213
6.6.1 TOmn pin output circuit configuration ................................................................................ 213
6.6.2 TOmn pin output setting ..................................................................................................... 215
6.6.3 Cautions on channel output operation ............................................................................... 216
6.6.4 Collective manipulation of TOmn bit .................................................................................. 222
6.6.5 Timer interrupt and TOmn pin output at count operation start ........................................... 224
6.7 Timer Input (TImn) Control ........................................................................................................... 225
6.7.1 TImn input circuit configuration .......................................................................................... 225
6.7.2 Noise filter .......................................................................................................................... 225
6.7.3 Cautions on channel input operation ................................................................................. 226
6.8 Independent Channel Operation Function of Timer Array Unit .................................................... 227
6.8.1 Operation as interval timer/square wave output ................................................................ 227
6.8.2 Operation as external event counter .................................................................................. 233
6.8.3 Operation as frequency divider (channels 0 and 3 only) ................................................... 238
6.8.4 Operation as input pulse interval measurement ................................................................ 245
6.8.5 Operation as input signal high-/low-level width measurement .......................................... 250
6.8.6 Operation as delay counter ................................................................................................ 255
6.9 Simultaneous Channel Operation Function of Timer Array Unit .................................................. 260
6.9.1 Operation as one-shot pulse output function ..................................................................... 260
6.9.2 Operation as PWM function ............................................................................................... 270
6.9.3 Operation as multiple PWM output function ...................................................................... 279

Renesas RL78/G15 Specifications

General

Brand	Renesas
Model	RL78/G15
Category	Microcontrollers
Language	English