Maxim Integrated MAX32660 - Table 4-15: System Clock Control Register

MAX32660 User Guide
Maxim Integrated Page 36 of 195
Reset 0 Register
GCR_RST0
[0x0004]
Bits
Name
Access
Reset
Description
6
timer1
R/W1O
0
Timer1 Reset
Write 1 to reset the peripheral state to the reset default state. When complete this field will
read 0.
0: TMR1 peripheral not in reset.
1: Write 1 to reset the TMR1 peripheral.
5
timer0
R/W1O
0
Timer0 Reset
Write 1 to reset the peripheral state to the reset default state. When complete this field will
read 0.
0: TMR0 peripheral not in reset.
1: Write 1 to reset the TMR0 peripheral.
4:3
-
RO
0
Reserved for Future Use
Do not modify this field.
2
gpio0
R/W1O
0
GPIO0 Reset
Write 1 to reset the peripheral state to the reset default state. When complete this field will
read 0.
0: GPIO peripheral not in reset.
1: Write 1 to reset the GPIO peripheral.
1
wdt0
R/W1O
0
Watchdog Timer 0 Reset
Write 1 to reset the peripheral state to the reset default state. When complete this field will
read 0.
0: WDT0 peripheral not in reset.
1: Write 1 to reset the WDT0 peripheral.
0
dma
R/W1O
0
Standard DMA Reset
Write 1 to reset the peripheral state to the reset default state. When complete this field will
read 0.
0: Standard DMA peripheral not in reset.
1: Write 1 to reset the Standard DMA peripheral.
Table 4-15: System Clock Control Register
System Clock Control Register
GCR_CLK_CTRL
[0x0008]
Bits
Name
Access
Reset
Description
31:30
-
RO
0b11
Reserved for Future Use
Do not modify this field.
29
lirc8k_rdy
RO
0
8kHz Internal Oscillator Ready Status
On POR or System Reset this field reads 0 until the 8kHz low-frequency oscillator is ready for
use.
0: Not ready or not enabled.
1: Oscillator ready.
28:27
-
RO
0
Reserved for Future Use
Do not modify this field.
26
hirc_rdy
RO
0
High-Frequency Internal Oscillator Ready
On POR or System Reset this field reads 0 until the HFIO oscillator is ready. If the HFIO is
disabled (GCR_CLK_CTRL.hirc_en = 0) and firmware enables it (GCR_CLK_CTRL.hirc_en = 1),
reading this field will return 0 until the HFIO is ready for use.
0: Oscillator not ready or not enabled.
1: Oscillator ready.