nRF24LE1 Nordic VLSI, nRF24LE1 Datasheet - Page 96

• Manufacturer Part Number: nRF24LE1
• Manufacturer: Nordic VLSI

nRF24LE1 Preliminary Product Specification
nRF24LE1 has an advanced interrupt controller with 18 sources, as shown in
dynamic program sequencing based upon important real-time events as signalled from timers, the RF
Transceiver, pin activity, and so on.
9.1
9.2
Revision 1.1
9
•
•
•
WUOPIRQ
RNGIRQ
ADCIRQ
X16IRQ
WIRE2IRQ
(INT5)
POFIRQ
RFRDY
(IADC)
MSDONE
(INT4)
(INT2)
SSDONE
(INT6)
Interrupt controller with 18 sources and 4 priority levels
Interrupt request flags available
Interrupt from pin with selectable polarity
(INT0)
(INT1)
RFIRQ
TICK
(INT3)
exf2
IFP
ri0
tf0
tf1
ti0
tf2
Interrupts
Features
Block diagram
CLKCTRL.3
INTEXP
INTEXP
source:
source:
MISCIRQ
Figure 44. Block diagram of interrupt structure
S0CON.0
S0CON.1
T2CON.5
T2CON.6
edge sel:
edge sel:
edge/level
edge/level
IEN1.7
TCON.0
TCON.2
Request
IRCON.0
IRCON.7
IRCON.6
flags
96 of 191
request flags
Auto clear
IRCON.1
IRCON.2
IRCON.3
IRCON.4
IRCON.5
TCON.1
TCON.5
TCON.3
TCON.7
(iex5)
(iex2)
(iex3)
(iex4)
(ie0)
(ie1)
IEN0.7
IEN0.4
IEN1.5
IEN1.1
IEN1.2
IEN1.3
IEN1.4
IEN0.0
IEN1.0
IEN0.1
IEN0.2
IEN0.3
IEN0.5
Figure 44.
IP1.0
IP0.0
IP1.1
IP0.1
IP1.2
IP0.2
IP1.3
IP0.3
IP1.4
IP0.4
IP1.5
IP0.5
The unit manages