MCIMX27ADSE Freescale Semiconductor, MCIMX27ADSE Datasheet - Page 45

• Manufacturer Part Number: MCIMX27ADSE
• Description: KIT APPLICATION DEV ADS I.MX27
• Manufacturer: Freescale Semiconductor
• Series: i.MXr
• Type: Microcontrollerr

Specifications of MCIMX27ADSE

• Contents: Main Board, LCD Panel, Keypad, NAND Flash Card, Image Sensor and TV Encoder Card
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: ARM9
• Silicon Core Number: I.MX2
• Silicon Family Name: I.MX27
• Supported Devices: I.MX27
• Rohs Compliant: Yes
• For Use With/related Products: i.MX27
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.9
PM1 and PM2 on the CPU board allow the ADS to interface with a NAND Flash module. Figure 3-11 and
Figure 3-12 show pin assignments for PM1 and PM2 respectively. Table 3-11 and Table 3-12 provide
signal descriptions for the PM1 and PM2 connector respectively.
Freescale Semiconductor
NAND Flash Connectors
2, 11, 13, 15
17, 18, 19,
Figure 3-11. NAND Flash Connector PM1 (on the CPU Board) Pin Assignments
Pin(s)
10
12
14
16
20
1
3
4
5
6
7
8
9
Table 3-11. NAND Flash Connector PM1 Signal Descriptions
CVDD_2.775V
DVDD_1.8V
BNFWE_B
BNFWP_B
BNFRE_B
BNFCE_B
BNFCLE
BNFALE
BNFRB
Signal
TP98
TP77
3V15
GND
NC
CVDD_2.775V
DVDD_1.8V
NF_DET_B
MCIMX27ADSE User’s Manual, Rev. A
TP98
TP77
3V15
GND
NC
NC
NC
+1.8 VDC power
Not Connect
Test point
BUFFERED NAND FLASH READY/BUSY
+ 2.775 VDC power
NAND FLASH READ ENABLE
Test point
BUFFERED NAND FLASH CHIP ENABLE
+3.15 VDC power
BUFFERED NAND FLASH COMMAND LATCH ENABLE
BUFFERED NAND FLASH ADDRESS LATCH ENABLE
BUFFERED NAND FLASH WRITE ENABLE
BUFFERED NAND FLASH WRITE PROTECT
GROUND
11
13
15
17
19
1
3
5
7
9
PM1
• •
• •
• •
• •
• •
• •
• •
• •
• •
• •
10
12
14
16
18
20
2
4
6
8
NC
BNFRB
BNFRE_B
BNFCE_B
BNFCLE
BNFALE
BNFWE_B
BNFWP_B
GND
GND
Description
Support Information
3-11