gc80c590ae CORERIVER Semiconductor, gc80c590ae Datasheet - Page 117

• Manufacturer Part Number: gc80c590ae
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

R/W(1) R/W(1) R/W(0) R/W(0) R/W(0)
R/W(1)
WD1
P1.7
CKCON
P1
Appendix B :
WD1, WD0
T2M
T1M
T0M
U1T2DIS : Used to disable RCLK/TCLK control for UART1 to generate
U0T2DIS : Used to disable RCLK/TCLK control for UART0 to generate
Quasi-bidirectional port with internal pull-up resistors.
When alternative function enabled, P1.X must be “1”.
(90h) : Port 1 Register
R/W(1)
WD0
P1.6
(8Eh) : Clock Control Register
[0,0] : 2
[0,1] : 2
[1,0] : 2
[1,1] : 2
: Timer 2 clock select. When set, base time is 4 clocks.
: Timer 1 clock select. When set, base time is 4 clocks.
: Timer 0 clock select. When set, base time is 4 clocks.
its baud rate with T1 overflow
its baud rate with T1 overflow.
: Watchdog timer mode select
R/W(1)
P1.5
T2M
17
20
23
26
clocks (interrupt), 2
clocks (interrupt), 2
clocks (interrupt), 2
clocks (interrupt), 2
R/W(1)
P1.4
T1M
Semiconductor Co., Ltd.
R/W(1)
P1.3
SFR Description [8Eh ~ 91h]
T0M
R/W(1)
17
20
23
26
P1.2
-
+ 512 clocks (reset)
+ 512 clocks (reset)
+ 512 clocks (reset)
+ 512 clocks (reset)
U1T2DIS U0T2DIS
R/W(1)
R/W(0)
P1.1
R/W(1)
R/W(0)
P1.0
R/W(0)
EXIF
IE5
IE5
IE4
IE3
IE2
XT/RG
RGMD
RGSL
BGS
(91h) : External Interrupt Flag Register
R/W(0)
IE4
: External interrupt 5 flag.
: External interrupt 4 flag.
: External interrupt 3 flag.
: External interrupt 2 flag.
: System clock selection
: Ring mode. Now system clock is Ring or XTAL.
: 1 = When wake-up from power-down mode in XTAL
: Band-gap select. When set, LVD will run in power-down
0 = Internal Ring oscillator is selected as system clock.
1 = External clock is selected as system clock.
Generally RGMD is the invert of XT/RG except when the
ring oscillator provides clock during wake-up from power-
down .
clock, use Ring oscillator as system clock during 65,536
XTAL clocks.
mode.
R/W(0)
IE3
(3/17)
R/W(0)
IE2
MiDAS2.0 Family
R/W(1)
XT/RG
RGMD
R(0)
R/W(0)
RGSL
R/W(1)
BGS
[117]