SN8P26L00 Series
8-Bit Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 25
Preliminary Version 0.2
2.1.4 SYSTEM REGISTER
2.1.4.1SYSTEM REGISTER TABLE
0 1 2 3 4 5 6 7 8 9 A B C D E F
8
L H R Z Y -
PFLAG RBANK
- - - - - - - -
9
- - - - - - - - - - - -
CMP0M
CMP1M
- -
A
- - - - - - - - - - - - - - - -
B
- - - - - - - -
P0M
- - - - - - PEDGE
C
P1W P1M P2M -
- P5M -
- INTRQ INTEN OSCM
- WDTR
TC0R
PCL
PCH
D
P0 P1 P2 - - P5 - - T0M
T0C
TC0M
TC0C
TC1M
TC1C
TC1R
STKP
E
P0UR
P1UR
P2UR
- -
P5UR
@HL
@YZ
TC0D
P1OC
- - - - - -
F
STK7L STK7H STK6L STK6H STK5L STK5H STK4L STK4H
STK3L STK3H STK2L STK2H STK1L STK1H STK0L STK0H
2.1.4.2SYSTEM REGISTER DESCRIPTION
PFLAG = ROM page and special flag register.
R = Working register and ROM look-up data buffer.
H, L = Working, @HL and ROM addressing register.
Y, Z = Working, @YZ and ROM addressing register.
P1W = Port 1 wakeup register.
RBANK = Ram bank selection register.
CMPnM = Comparator control register.
@HL = RAM HL indirect addressing index pointer.
PEDGE = P0.0 edge direction register.
@YZ = RAM YZ indirect addressing index pointer.
PnM = Port n input/output mode register.
Pn = Port n data buffer.
P1OC = Port 1 open-drain control register.
PnUR = Port n pull-up resister control register.
INTRQ = Interrupt request register.
INTEN = Interrupt enable register.
OSCM = Oscillator mode register.
PCH, PCL = Program counter.
T0M = T0 mode register.
T0C = T0 counting register.
TC0M = IR output control register.
TC0C = IR cycle control register.
TC0D = IR duty control register.
TC0R = IR auto-reload register.
TC1C = TC1 counter register.
TC1M = TC1 mode control register.
WDTR = Watchdog timer clear register.
TC1R = TC1 auto-reload buffer.
STKP = Stack pointer buffer.
STK0~STK7 = Stack 0 ~ stack 7 buffer.