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LPC2921 데이터시트(PDF) 8 Page - NXP Semiconductors

부품명 LPC2921
상세설명  ARM9 microcontroller with CAN, LIN, and USB device
PDF  81 Pages
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제조업체  PHILIPS [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

LPC2921 데이터시트(HTML) 8 Page - NXP Semiconductors

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LPC2921_2923_2925_0
© NXP B.V. 2008. All rights reserved.
Preliminary data sheet
Rev. 00.01 — 24 October 2008
8 of 81
NXP Semiconductors
LPC2921/2923/2925
ARM9 microcontroller with CAN and LIN
VDDA(ADC3V3)
74
3.3 V power supply for ADC
JTAGSEL
75[1]
TAP controller select input; LOW-level selects the ARM debug mode; HIGH-level selects
boundary scan and flash programming; pulled up internally.
N.C.
76
not connected
VREFP
77[3]
HIGH reference for ADC
VREFN
78[3]
LOW reference for ADC
P0[8]/IN1[0]
79[4]
GPIO 0, pin 8
ADC1 IN0
-
-
P0[9]/IN1[1]
80[4]
GPIO 0, pin 9
ADC1 IN1
-
-
P0[10]/IN1[2]/
PMAT1[0]
81[4]
GPIO 0, pin 10
ADC1 IN2
PWM1 MAT0
-
P0[11]/IN1[3]/
PMAT1[1]
82[4]
GPIO 0, pin 11
ADC1 IN3
PWM1 MAT1
-
VSS(IO)
83
ground for I/O
P0[12]/IN1[4]/
PMAT1[2]
84[4]
GPIO 0, pin 12
ADC1 IN4
PWM1 MAT2
-
P0[13]/IN1[5]/
PMAT1[3]
85[4]
GPIO 0, pin 13
ADC1 IN5
PWM1 MAT3
-
P0[14]/IN1[6]/
PMAT1[4]
86[4]
GPIO 0, pin 14
ADC1 IN6
PWM1 MAT4
-
P0[15]/IN1[7]/
PMAT1[5]
87[4]
GPIO 0, pin 15
ADC1 IN7
PWM1 MAT5
-
P0[16]IN2[0]/TXD0
88[4]
GPIO 0, pin 16
ADC2 IN0
UART0 TXD
-
P0[17]/IN2[1]/
RXD0/A23
89[4]
GPIO 0, pin 17
ADC2 IN1
UART0 RXD
-
VDD(CORE)
90
1.8 V power supply for digital core
VSS(CORE)
91
ground for digital core
VDD(IO)
92
3.3 V power supply for I/O
P0[18]/IN2[2]/
PMAT2[0]
93[4]
GPIO 0, pin 18
ADC2 IN2
PWM2 MAT0
-
P0[19]/IN2[3]/
PMAT2[1]
94[4]
GPIO 0, pin 19
ADC2 IN3
PWM2 MAT1
-
P0[20]/IN2[4]/
PMAT2[2]
95[4]
GPIO 0, pin 20
ADC2 IN4
PWM2 MAT2
-
P0[21]/IN2[5]/
PMAT2[3]
96[4]
GPIO 0, pin 21
ADC2 IN5
PWM2 MAT3
-
P0[22]/IN2[6]/
PMAT2[4]/A18
97[4]
GPIO 0, pin 22
ADC2 IN6
PWM2 MAT4
-
VSS(IO)
98
ground for I/O
Table 3.
LQFP100 pin assignment …continued
Pin name
Pin
Description
Function 0 (default)
Function 1
Function 2
Function 3



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