3803L Datasheet, PDF (64/119 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

3803 Group (Spec.L)
Address Register contents
(1) Port P0 (P0)
(2) Port P0 direction register (P0D)
000016
000116
0016
0016
(3) Port P1 (P1)
000216
0016
(4) Port P1 direction register (P1D)
000316
0016
(5) Port P2 (P2)
000416
0016
(6) Port P2 direction register (P2D)
000516
0016
(7) Port P3 (P3)
000616
0016
(8) Port P3 direction register (P3D)
000716
0016
(9) Port P4 (P4)
000816
0016
(10) Port P4 direction register (P4D)
000916
0016
(11) Port P5 (P5)
000A16
0016
(12) Port P5 direction register (P5D)
000B16
0016
(13) Port P6 (P6)
000C16
0016
(14) Port P6 direction register (P6D)
000D16
0016
(15) Timer 12, X count source selection register (T12XCSS) 000E16 ^{0 0 1 1 0 0 1 1}
(16) Timer Y, Z count source selection register (TYZCSS) 000F16 0 0 1 1 0 0 1 1
(17) MISRG
001016
0016
(18) Transmit/Receive buffer register 1 (TB1/RB1) 001816 X X X X X X X X
(19) Serial I/O1 status register (SIO1STS)
001916 1 0 0 0 0 0 0 0
(20) Serial I/O1 control register (SIO1CON)
001A16
0016
(21) UART1 control register (UART1CON)
001B16 1 1 1 0 0 0 0 0
(22) Baud rate generator 1 (BRG1)
001C16 X X X X X X X X
(23) Serial I/O2 control register (SIO2CON)
001D16
0016
(24) Watchdog timer control register (WDTCON) 001E16 _{0 0 1 1 1 1 1 1}
(25) Serial I/O2 register (SIO2)
001F16 X X X X X X X X
(26) Prescaler 12 (PRE12)
002016
FF16
(27) Timer 1 (T1)
002116
0116
(28) Timer 2 (T2)
002216
FF16
(29) Timer XY mode register (TM)
002316
0016
(30) Prescaler X (PREX)
002416
FF16
(31) Timer X (TX)
002516
FF16
(32) Prescaler Y (PREY)
002616
FF16
(33) Timer Y (TY)
002716
FF16
Note : X: Not fixed.
Since the initial values for other than above mentioned registers and
RAM contents are indefinite at reset, they must be set.
Address Register contents
(34) Timer Z (low-order) (TZL)
(35) Timer Z (high-order) (TZH)
(36) Timer Z mode register (TZM)
(37) PWM control register (PWMCON)
(38) PWM prescaler (PREPWM)
002816
FF16
002916
FF16
002A16
0016
002B16
0016
002C16 ^{X X X X X X X X}
(39) PWM register (PWM)
002D16 ^{X X X X X X X X}
(40) Baud rate generator 3 (BRG3)
002F16 X X X X X X X X
(41) Transmit/Receive buffer register 3 (TB3/RB3) 003016 ^{X X X X X X X X}
(42) Serial I/O3 status register (SIO3STS)
003116 ^{1 0 0 0 0 0 0 0}
(43) Serial I/O3 control register (SIO3CON)
003216
0016
(44) UART3 control register (UART3CON)
003316 1 1 1 0 0 0 0 0
(45) AD/DA control register (ADCON)
003416 ^{0 0 0 0 1 0 0 0}
(46) AD conversion register 1 (AD1)
(47) DA1 conversion register (DA1)
003516 ^{X X X X X X X X}
003616
0016
(48) DA2 conversion register (DA2)
003716
0016
(49) AD conversion register 2 (AD2)
003816 0 0 0 0 0 0 X X
(50) Interrupt source selection register (INTSEL) 003916
0016
(51) Interrupt edge selection register (INTEDGE) 003A16
0016
(52) CPU mode register (CPUM)
003B16 ^{0 1 0 0 1 0 0 0}
(53) Interrupt request register 1 (IREQ1)
003C16
0016
(54) Interrupt request register 2 (IREQ2)
003D16
0016
(55) Interrupt control register 1 (ICON1)
003E16
0016
(56) Interrupt control register 2 (ICON2)
003F16
0016
(57) Flash memory control register 0 (FMCR0) 0FE016 0 0 0 0 0 0 0 1
(58) Flash memory control register 1 (FMCR1) 0FE016 0 1 0 0 0 0 0 0
(59) Flash memory control register 2 (FMCR2) 0FE216 0 1 0 0 0 1 0 1
(60) Port P0 pull-up control register (PULL0)
0FF016
0016
(61) Port P1 pull-up control register (PULL1)
0FF116
0016
(62) Port P2 pull-up control register (PULL2)
0FF216
0016
(63) Port P3 pull-up control register (PULL3)
0FF316
0016
(64) Port P4 pull-up control register (PULL4)
0FF416
0016
(65) Port P5 pull-up control register (PULL5)
0FF516
0016
(66) Port P6 pull-up control register (PULL6)
0FF616
0016
(67) Processor status register
(PS) _{X X X X X 1 X X}
(68) Program counter
(PCH) FFFD16 contents
(PCL)
FFFC16 contents
Fig 62. Internal status at reset
Rev.1.01 Jan 25, 2008 Page 64 of 117
REJ03B0212-0101