SAF-C161U-LF V1.3 Infineon Technologies, SAF-C161U-LF V1.3 Datasheet - Page 154

• Manufacturer Part Number: SAF-C161U-LF V1.3
• Description: IC MCU ISDN 16BIT TTL TQFP-100
• Manufacturer: Infineon Technologies
• Series: C16xxr

Specifications of SAF-C161U-LF V1.3

• Core Processor: C166
• Core Size: 16-Bit
• Speed: 36MHz
• Connectivity: EBI/EMI, SPI, UART/USART, USB
• Peripherals: POR, PWM, WDT
• Number Of I /o: 56
• Program Memory Type: ROMless
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LFQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Other names: SAFC161ULFV1.3X; SAFC161ULFV13XP; SP000007502

Data Sheet
P2PUDEN (FE7A
P2PHEN (FE7C
8.3.1
All Port 2 lines (P2.1..P2.0) can serve as Fast External Interrupt inputs (EX1IN...EX0IN).
Table 27 summarizes the alternate functions of Port 2.
Table 27
Bit
P2PUDSEL.y
Bit
P2PUDEN.y
Bit
P2PHEN.y
Port 2 Pin
P2.0
P2.1
15
15
-
-
14
14
-
-
Alternate Functions of PORT2
13
13
-
-
H
Function
Pulldown/Pullup Enable
P2PUDEN.y = 0: internal programmable pull transistor is disabled
P2PUDEN.y = 1: internal programmable pull transistor is enabled
Function
Output Driver Enable in Power Down Mode
P2PHEN.y = 0: output driver is disabled in power down mode
P2PHEN.y = 1: output driver is enabled in power down mode
H
/ 3E
Port 2 Alternate Functions: Fast External Interrupts
Function
Pulldown/Pullup Selection
P2PUDSEL.y = 0: internal programmable pulldown transistor is
selected
P2PUDSEL.y = 1: internal programmable pullup transistor is selected
/ 3D
12
12
-
-
H
Alternate Function
EX0IN
EX1IN
)
H
)
11
11
-
-
10
10
-
-
Fast External Interrupt 0 Input
Fast External Interrupt 1 Input
9
9
-
-
8
8
-
-
SFR
SFR
154
7
7
-
-
6
6
-
-
5
5
-
-
4
4
-
-
Reset Value: - - 00
3
Reset Value: - - 00
3
-
-
2
2
-
-
Parallel Ports
P2
PUD
EN.1
P2
PHEN
.1
rw
rw
2001-04-19
1
1
C161U
P2
PUD
EN.0
P2
PHEN
.0
rw
rw
0
0
H
H