3822 datasheet(11/328 Pages) RENESAS

11 / 328 page

List of figures

3822 GROUP USER’S MANUAL

iii

Fig. 2.3.28 Example of setting registers for using period measurement mode ............................... 2-71

Fig. 2.3.29 Example of setting registers for using event counter mode ........................................... 2-72

Fig. 2.3.30 Example of setting registers for using pulse width HL continuously measurement mode .............................. 2-73

Fig. 2.3.31 Example of peripheral circuit ......................................................................................... 2-74

Fig. 2.3.32 Connection of timer and setting of division ratio ............................................................ 2-74

Fig. 2.3.33 Setting of related registers ............................................................................................. 2-75

Fig. 2.3.34 Control procedure .......................................................................................................... 2-75

Fig. 2.3.35 Example of peripheral circuit ......................................................................................... 2-76

Fig. 2.3.36 Setting of related registers ............................................................................................. 2-76

Fig. 2.3.37 Ringer signal waveform ................................................................................................. 2-77

Fig. 2.3.38 Operation timing when ringer signal is input .................................................................. 2-77

Fig. 2.3.39 Control procedure .......................................................................................................... 2-78

Fig. 2.3.40 Timer X interrupt processing procedure example when real time port is used .............. 2-79

Fig. 2.3.41 Application connection example when RTP is used ...................................................... 2-80

Fig. 2.3.42 RTP output example ...................................................................................................... 2-80

Fig. 2.4.1 Timer mode operation example ....................................................................................... 2-85

Fig. 2.4.2 Rewriting example of counter and latch corresponding to timers 1 or 3 .......................... 2-86

Fig. 2.4.3 Rewriting example of timer 2 counter and timer 2 latch (Writing in timer 2 latch only) .... 2-87

Fig. 2.4.4 Pulse output example ...................................................................................................... 2-88

Fig. 2.4.5 Memory allocation of timer-related registers ................................................................... 2-89

Fig. 2.4.6 Structure of latches .......................................................................................................... 2-90

Fig. 2.4.7 Structure of timer counters .............................................................................................. 2-91

Fig. 2.4.8 Structure of timer 123 mode register ............................................................................... 2-92

Fig. 2.4.9 Structure of interrupt request register 1 ........................................................................... 2-94

Fig. 2.4.10 Structure of interrupt request register 2 ......................................................................... 2-95

Fig. 2.4.11 Structure of interrupt control register 1 .......................................................................... 2-96

Fig. 2.4.12 Structure of interrupt control register 2 .......................................................................... 2-97

Fig. 2.4.13 Example of setting registers for timers 1, 2, and 3 ........................................................ 2-98

Fig. 2.4.14 Setting of related registers ............................................................................................. 2-99

Fig. 2.4.15 Control procedure ........................................................................................................2-100

Fig. 2.5.1 External connection example in clock synchronous mode ............................................ 2-102

Fig. 2.5.2 Shift clock ...................................................................................................................... 2-103

Fig. 2.5.3 Transmit operation in clock synchronous mode ............................................................2-106

Fig. 2.5.4 Transmit timing example in clock synchronous mode ...................................................2-107

Fig. 2.5.5 Receive operation in clock synchronous mode ............................................................. 2-109

Fig. 2.5.6 Receive timing example in clock synchronous mode .................................................... 2-109

Fig. 2.5.7 Transmit/receive timing example in clock synchronous mode ......................................2-110

Fig. 2.5.8 External connection example in UART mode ................................................................ 2-111

Fig. 2.5.9 Transfer data format in UART mode ............................................................................. 2-113

Fig. 2.5.10 All transfer data formats in UART mode ......................................................................2-114

Fig. 2.5.11 Transmit timing example in UART mode ..................................................................... 2-116

Fig. 2.5.12 Receive timing example in UART mode ......................................................................2-118

Fig. 2.5.13 Memory allocation of serial I/O-related registers ......................................................... 2-120

Fig. 2.5.14 Structure of transmit/receive buffer register ................................................................ 2-120

Fig. 2.5.15 Structure of serial I/O status register ........................................................................... 2-121

Fig. 2.5.16 Structure of serial I/O control register ..........................................................................2-123

Fig. 2.5.17 Structure of UART control register .............................................................................. 2-126

Fig. 2.5.18 Transmitting method in clock synchronous mode (1) .................................................. 2-128

Fig. 2.5.19 Transmitting method in clock synchronous mode (2) .................................................. 2-129

Fig. 2.5.20 Receiving method in clock synchronous mode (1) ......................................................2-130

Fig. 2.5.21 Receiving method in clock synchronous mode (2) ......................................................2-131

Fig. 2.5.22 Transmitting method in UART mode (1) ......................................................................2-132

Fig. 2.5.23 Transmitting method in UART mode (2) ......................................................................2-133

Fig. 2.5.24 Receiving method in UART mode (1) ..........................................................................2-134

Fig. 2.5.25 Receiving method in UART mode (2) ..........................................................................2-135

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