Datasheet

SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
30
8.1 System Controller Block Diagram
Figure 8-1. SAM9263 System Controller Block Diagram
NRST
SLCK
Advanced
Interrupt
Controller
Real-time
Timer 0
Periodic
Interval Timer
Reset
Controller
PA0–PA31
periph_nreset
System Controller
Watchdog
Timer
wdt_fault
WDRPROC
PIO
Controllers
Power
Management
Controller
XIN
XOUT
PLLRCA
MAINCK
PLLACK
pit_irq
MCK
proc_nreset
wdt_irq
periph_irq[2..6]
periph_nreset
periph_clk[2..29]
PCK
MCK
pmc_irq
OTGCK
nirq
nfiq
rtt0_irq
Embedded
Peripherals
periph_clk[2..6]
pck[0–3]
in
out
enable
ARM926EJ-S
SLCK
SLCK
irq0–irq1
fiq
irq0–irq1
fiq
periph_irq[7..27]
periph_irq[2..29]
int
int
periph_nreset
periph_clk[7..27]
jtag_nreset
por_ntrst
proc_nreset
periph_nreset
dbgu_txd
dbgu_rxd
pit_irq
rtt1_irq
dbgu_irq
pmc_irq
rstc_irq
wdt_irq
rstc_irq
SLCK
Boundary Scan
TAP Controller
jtag_nreset
debug
PCK
debug
idle
debug
Bus Matrix
MCK
periph_nreset
proc_nreset
backup_nreset
periph_nreset
idle
Debug Unit
dbgu_irq
MCK
dbgu_rxd
periph_nreset
dbgu_txd
rtt0_alarm
Shutdown
Controller
SLCK
rtt0_alarm
backup_nreset
SHDN
WKUP
20 General-Purpose
Backup Registers
backup_nreset
XIN32
XOUT32
PLLRCB
PLLBCK
PB0–PB31
PC0–PC31
LCD
Controller
periph_nreset
periph_clk[26]
periph_irq[26]
VDDBU Powered
VDDCORE Powered
ntrst
VDDCORE
POR
Main
Oscillator
PLLA
VDDBU
POR
Slow Clock
Oscillator
PLLB
por_ntrst
VDDBU
VDDCORE
battery_save
Voltage
Controller
battery_save
PD0–PD31
PE0–PE31
Real-time
Timer 1
rtt1_irq
SLCK
backup_nreset
rtt1_alarm
rtt0_irq
UDPCK
rtt1_alarm
USB Device
Port
UDPCK
periph_nreset
periph_clk[24]
periph_irq[24]
USB Host
Port
UHPCK
periph_nreset
periph_clk[29]
periph_irq[29]