Epson S1C17624 - Page 6

CONTENTS
S1C17624/604/622/602/621 TECHNICAL MANUAL
Seiko Epson Corporation
iii
RTC Control 1 Register (RTC_CNTL1) .................................................................................... 8-12
RTC Second Register (RTC_SEC) ........................................................................................... 8-13
RTC Minute Register (RTC_MIN) ............................................................................................. 8-13
RTC Hour Register (RTC_HOUR) ............................................................................................ 8-14
RTC Day Register (RTC_DAY) ................................................................................................. 8-14
RTC Month Register (RTC_MONTH) ....................................................................................... 8-15
RTC Year Register (RTC_YEAR) .............................................................................................. 8-15
RTC Days of Week Register (RTC_WEEK).............................................................................. 8-16
9 I/O Ports (P) ...................................................................................................................9-1
9.1 P Module Overview ..........................................................................................................9-1
9.2 Input/Output Pin Function Selection (Port MUX) ..............................................................9-2
9.3 Data Input/Output .............................................................................................................9-3
9.4 Pull-up Control .................................................................................................................9-4
9.5 Input Interface Level .........................................................................................................9-4
9.6 P0 and P1 Port Chattering Filter Function .......................................................................9-4
9.7 Port Input Interrupt ...........................................................................................................9-5
9.8 P0 Port Key-Entry Reset .................................................................................................9-6
9.9 Control Register Details ...................................................................................................9-6
Px Port Input Data Registers (Px_IN) ........................................................................................ 9-7
Px Port Output Data Registers (Px_OUT) ................................................................................. 9-8
Px Port Output Enable Registers (Px_OEN) ............................................................................. 9-8
Px Port Pull-up Control Registers (Px_PU) ............................................................................... 9-8
Px Port Schmitt Trigger Control Registers (Px_SM) .................................................................. 9-9
Px Port Interrupt Mask Registers (Px_IMSK) ............................................................................ 9-9
Px Port Interrupt Edge Select Registers (Px_EDGE) ............................................................... 9-10
Px Port Interrupt Flag Registers (Px_IFLG
).............................................................................. 9-10
Px Port Chattering Filter Control Registers (Px_CHAT) ........................................................... 9-11
P0 Port Key-Entry Reset Configuration Register (P0_KRST) .................................................. 9-12
Px Port Input Enable Registers (Px_IEN) ................................................................................. 9-12
P0[3:0] Port Function Select Register (P00_03PMUX) ............................................................ 9-13
P0[7:4] Port Function Select Register (P04_07PMUX) ............................................................ 9-14
P1[3:0] Port Function Select Register (P10_13PMUX) ............................................................ 9-15
P1[7:4] Port Functi
on Select Register (P14_17PMUX) ............................................................ 9-16
P2[3:0] Port Function Select Register (P20_23PMUX) ............................................................ 9-17
P2[7:4] Port Function Select Register (P24_27PMUX) ............................................................ 9-18
P3[3:0] Port Function Select Register (P30_33PMUX) ............................................................ 9-19
P3[7:4] Port Function Select Register (P34_37PMUX) ............................................................ 9-20
P4[3:0] Port Function Select Register (P40_43PMUX) ............................................................ 9-21
P4[7:4] Port Function Select Register (P44_47PMUX) ............................................................ 9-22
P5[3:0] Port Function Select Register (P50_53PMUX) ............................................................ 9-23
P5[6:4] Port Function Select Register (P54_56PMUX) ............................................................ 9-24
10 Fine Mode 8-bit Timers (T8F) ....................................................................................10-1
10.1 T8F Module Overview ...................................................................................................10-1
10.2 Count Clock ...................................................................................................................10-2
10.3 Count Mode ...................................................................................................................10-2
10.4 Reload Data Register and Underflow Cycle ..................................................................10-2
10.5 Timer Reset ...................................................................................................................10-3
10.6 Timer RUN/STOP Control .............................................................................................10-3
10.7 T8F Output Signals .......................................................................................................10-4
10.8 Fine Mode .....................................................................................................................10-4
10.9 T8F Interrupts ................................................................................................................10-5
10.10 Control Register Details ..............................................................................................10-6
T8F Ch.x Count Clock Select Registers (T8F_CLKx) .............................................................. 10-6