H836087 Datasheet, PDF (13/506 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER R8C FAMILY / R8C/1x SERIES

Section 10 Realtime Clock (RTC) .....................................................................141
10.1 Features.............................................................................................................................. 141
10.2 Input/Output Pin................................................................................................................. 143
10.3 Register Descriptions ......................................................................................................... 143
10.3.1 Second Data Register/Free Running Counter Data Register (RSECDR) ............. 143
10.3.2 Minute Data Register (RMINDR)......................................................................... 144
10.3.3 Hour Data Register (RHRDR) .............................................................................. 145
10.3.4 Day-of-Week Data Register (RWKDR) ............................................................... 146
10.3.5 RTC Control Register 1 (RTCCR1)...................................................................... 147
10.3.6 RTC Control Register 2 (RTCCR2)...................................................................... 148
10.3.7 Clock Source Select Register (RTCCSR) ............................................................. 149
10.4 Operation ........................................................................................................................... 150
10.4.1 Initial Settings of Registers after Power-On ......................................................... 150
10.4.2 Initial Setting Procedure ....................................................................................... 150
10.4.3 Data Reading Procedure ....................................................................................... 151
10.5 Interrupt Source ................................................................................................................. 152
Section 11 Timer B1 ..........................................................................................153
11.1 Features.............................................................................................................................. 153
11.2 Input/Output Pin................................................................................................................. 154
11.3 Register Descriptions ......................................................................................................... 154
11.3.1 Timer Mode Register B1 (TMB1) ........................................................................ 154
11.3.2 Timer Counter B1 (TCB1).................................................................................... 155
11.3.3 Timer Load Register B1 (TLB1) .......................................................................... 155
11.4 Operation ........................................................................................................................... 156
11.4.1 Interval Timer Operation ...................................................................................... 156
11.4.2 Auto-Reload Timer Operation .............................................................................. 156
11.4.3 Event Counter Operation ...................................................................................... 156
11.5 Timer B1 Operating Modes ............................................................................................... 157
Section 12 Timer V............................................................................................159
12.1 Features.............................................................................................................................. 159
12.2 Input/Output Pins ............................................................................................................... 161
12.3 Register Descriptions ......................................................................................................... 161
12.3.1 Timer Counter V (TCNTV) .................................................................................. 161
12.3.2 Time Constant Registers A and B (TCORA, TCORB) ........................................ 162
12.3.3 Timer Control Register V0 (TCRV0) ................................................................... 162
12.3.4 Timer Control/Status Register V (TCSRV) .......................................................... 164
12.3.5 Timer Control Register V1 (TCRV1) ................................................................... 165
Rev. 2.00 Sep. 23, 2005 Page xiii of xxx