JL4227B Data Sheet v0.91 Data Sheet v0.91.pdf · 28 IR_DI I Data input of remote control GPIO_32 29...

JL4227B Low Cost

Multimedia Controller

JEILIN Technology Co., Ltd.

8F, No.179, Jian Yi Rd., Chung Ho,

Taipei Hsien, Taiwan

TEL：886-2-82215466 FAX：886-2-82215456

Revision: 0.91

Date: July 2, 2009

JL4227B Low Cost Multimedia Controller V0.91

JEILIN Technology Co., Ltd. 2 of 18 7/2/2009

Table of Contents REVISION HISTORY ........................................................................................................................ 3

1 GENERAL DESCRIPTION ...................................................................................................... 4

2 FEATURES ................................................................................................................................ 4

3 BLOCK DIAGRAM ................................................................................................................... 6

4 APPLICATIONS ........................................................................................................................ 6

5 PIN ASSIGNMENT AND PIN DESCRIPTION ..................................................................... 7

5.1 PIN ASSIGNMENT .................................................................................................................. 7

5.2 PIN DESCRIPTION .................................................................................................................. 8

5.3 GPIO MUX TABLE ............................................................................................................. 13

6 ELECTRICAL CHARACTERISTIC ...................................................................................... 15

7 PACKAGE OUTLINE AND DIMENSION ............................................................................ 16



Revision History Revision Description of Changes Date

0.9 Preliminary Version Release 6/11/2009

0.91 Add GPIO_24 to GPIO Mux table 7/2/2009



1 General Description

JL4227B is a low cost multi-media SOC. It integrates a JPEC decoder, an image processor, and

a rich set of storage devices including MS, MS-PRO, SD/MMC. It also supports xD/SM memory cards

or NAND Flash. It provides a dual role port of USB2.0 that can access USB devices, such as pen

drive or output pictures/image data to PC. JL4227B allows image display through Analog TFT-LCD

panel or TV with GUI interface. It provides rich image process functions to improve display quality.

2 Features USB Interfaces

Provides one dual role port of USB2.0

USB2.0 host function

High-speed/full-speed USB 2.0 host function

Supports Mass-Storage Class (MSC)

USB2.0 device function

High-speed/full-speed USB 2.0 device function

Control/interrupt/Bulk pipes

Supports Mass-Storage Class (MSC)

Storage Media

SD/MMC Interface

Memory Stick/Memory Stick PRO Interface

XD/SM Interface

Supports on-board MLC/SLC NAND Flash

Display Feature

Embedded a 3-ch video DAC for TV display or analog LCD panel.

Embedded TV Encoder (NTSC/PAL) to output CVBS (Composite Video)

Built-in TCON

Built-in one PWM for LED backlight control, or charge pump circuit

OSD Feature

Font-based OSD

Graphic-based OSD

JPEG decode

Supports photo resolution up to 16,384 x 16,384 pixels

High-speed JPEG compression/decompression rate: 27M Pixel/sec

Supports baseline and progressive formats

Supports thumbnail decoding

Decode BMP picture format

Video Playback



File Format：Supports Motion JPEG only

Video Frame Rate：QVGA@60fps、VGA@30fps

Supports video scaling and Picture-In-Picture functions

SDRAM interface

Supports 16-bit SDRAM up to 128Mb

Image Display Functions

Preview, Slide Show, Zoom, Pan, Rotate, and so on

Image Rotation: 0, 90, 180, or 270 degree in clockwise or counter-clockwise direction

Image scale function to fit screen

Picture-In-Picture display

Advanced 2D edge enhancement

Supports dynamic Gamma adjustment

Provides Brightness, Saturation, Hue adjustment

Embedded Turbo 8051

Firmware booting from Serial NOR Flash

Supports ISP Function: Upgrade the system firmware directly from memory cards or

USB port.

Provides I2C, UART, and SPI interfaces

Built-in RTC

Built-in one 8-bit ADC for battery detection or other applications

Remote control

Package

128-pin LQFP



3 Block Diagram

Battery 16-bit SDRAM

Analog TFT PanelComposite Video

PC/Pen DriveButtons

GPIO

IRReceiver

ImageProcessor

IR Decoder

Turbo 8051

USB 2.0 Controller

JPEG DecoderSDRAM

Controller

Bus Arbiter

Memory CardController

Video OutputInterface

Video DACPWM

ADC

RTC

JL4227B

USB 2.0 PHY

SD/MMCMS (PRO)

xD/SMor

NAND Flash(SLC/MLC)

4 Applications

Digital Photo Frame (DPF)

Viewing Photos (JPEG)

DPF with Clock/Calendar



5 Pin Assignment and Pin Description 5.1 Pin Assignment

GPIO_10 NF_RDY GPIO_8 GPIO_7

TCON_OEV TCON_STH TCON_OEH TCON_POL TCON_CKV TCON_STV

TCON_CPH1 PWM_OUT

VDD18 VSS

VDD33 D_A3 D_A2 D_A1 D_A0

D_A10 D_BS1 D_BS0

D_NRAS D_NCAS D_NWE

D_LDQM D_DQ7 D_DQ6 D_DQ5 D_DQ4 D_DQ3 D_DQ2

D_D

Q1

D_D

Q0

D_D

Q15

D_D

Q14

D_D

Q13

D_D

Q12

D_D

Q11

D_D

Q10

D_D

Q9

D_D

Q8

D_U

DQ

MVS

SD

_CLK

D_C

KED

_A11

D_A

9D

_A8

D_A

7D

_A6

D_A

5D

_A4

VD

D33

GPI

O_2

5 G

PIO

_26

GPI

O_2

7G

PIO

_28

GPI

O_3

1IR

_DI

VD

D18

VSS

USB

_RE

FU

SB_

AVD

D33

JL4227B

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

VSS

VDD

18

UAR

T_R

X

UAR

T_TX

G

PIO

_24

CAR

D_I

O5

CAR

D_I

O4

CAR

D_I

O3

CAR

D_I

O2

CAR

D_I

O1

CAR

D_I

O0

NR

ESE

T

VDD

33

NF_

NC

E

GPI

O_3

8

SP

I_D

I

SP

I_D

O

SPI_

SC

K

SP

I_N

CS

GPI

O_3

3

AG

ND

_PLL

AVD

D18

_PLL

AVD

D33

AV

DD

18

LCD

_REX

T

LC

D_B

LC

D_G

LC

D_R

AG

ND

PWM

_CO

MP

PWM

_VS

PW

M_V

FB

96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65

97 98 99100101102103104105106107108109110111112113114115116117118119120121122123124125126127128

RTC_AVDD33 RTC_AGND RTC_XTALIN RTC_XTALOUT ADC_VBOT ADC_VTOP ADC_VIN AVDD33 AGND VDD33 NF_ALE NF_CLE NF_NRE NF_NWE NF_D7 NF_D6 NF_D5 NF_D4 NF_D3 NF_D2 NF_D1 NF_D0 VSS VDD18 USB_AVDD18_CDRUSB_AVDD18_PLLUSB_AVSS USB_XTALOUT USB_XTALIN USB_AVSS USB_DM USB_DP

6463626160595857565554535251504948474645444342414039383736353433



5.2 Pin Description Pin # Pin name Type Description Memo

1 D_DQ1 B8 SDRAM data bus 1










11 D_UDQM O8 SDRAM high byte data write mask, it must be connected to pull-down 8.2 K ohm resistor.

12 VSS G Ground

13 D_CLK O8 SDRAM clock

14 D_CKE O8 SDRAM clock enable

15 D_A11 O8 SDRAM address bus 11







22 VDD33 P I/O power 3.3V

23 GPIO_25 B2 General purpose IO #25





28 IR_DI I Data input of remote control GPIO_32

29 VDD18 P Core power 1.8V

30 VSS G Ground

31 USB_REF A Connect 12.1Kohm (1%) resistor to ground The purpose of RES is to provide a reference for the current resource of the USB transceiver.

32 USB_AVDD33 P 3.3V power pin for USB transceiver



Pin # Pin name Type Description Memo

33 USB_DP A USB D+

34 USB_DM A USB D-

35 USB_AVSS G USB transceiver ground

36 USB_XTALIN A Oscillator input. Connect to a 12MHz crystal for USB transceiver.

37 USB_XTALOUT A Oscillator output. Connect to a 12MHz crystal for USB transceiver.

38 USB_AVSS P USB transceiver ground

39 USB_AVDD18_PLL P USB transceiver 1.8V power for PLL

40 USB_AVDD18_CDR P USB transceiver 1.8V power for CDR

41 VDD18 P Core Power 1.8V

42 VSS G Ground

43 NF_D0 B2 Data 0 of NAND Flash/XD memory card GPIO_48








51 NF_NWE O4 Write strobe for NAND Flash memory/XD memory card GPIO_56

52 NF_NRE O4 Read strobe for NAND Flash/XD memory card GPIO_57

53 NF_CLE O4 Command latch enable for NAND Flash/XD memory card GPIO_58

54 NF_ALE O4 Address latch enable for NAND Flash/XD memory card GPIO_59


56 AGND G ADC ground

57 AVDD33 P ADC power 3.3V

58 ADC_VIN A ADC analog signal input

59 ADC_VTOP A Reference voltage decoupling for ADC The nominal value is 2.7V. It should be connected an 0.1uF capacitor to ground.

60 ADC_VBOT A Reference voltage decoupling for ADC The nominal value is 1.2V. It should be connected an 0.1uF capacitor to ground.

61 RTC_XTALOUT A Oscillator output. Connect to a 3.2768 KHz crystal for RTC

62 RTC_XTALIN A Oscillator input. Connect to a 32.768 KHz crystal for RTC

63 RTC_AGND G RTC ground

64 RTC_AVDD33 P RTC power 3.3V




65 PWM_VFB A PWM Feedback voltage input

66 PWM_VS A PWM sense voltage input

67 PWM_COMP A PWM Compensation input

68 AGND G Video DAC ground

69 LCD_R A R channel for analog LCD panel or composite video signal output

70 LCD_G A G channel for analog LCD panel

71 LCD_B A B channel for analog LCD panel

72 LCD_REXT A The reference current for the video DAC This pin should connect a resistor to ground. The output current I =128*1.25/Rext (mA)

73 AVDD18 P Video DAC power 1.8V

74 AVDD33 P Video DAC power 3.3V

75 AVDD18_PLL P PLL power 1.8V

76 AGND_PLL G PLL ground


78 SPI_NCS O2 SPI chip select GPIO_34

79 SPI_SCK O2 SPI serial clock output GPIO_35

80 SPI_DO O2 SPI serial data output GPIO_36

81 SPI_DI I SPI serial data input GPIO_37

82 GPIO_38 B2 General purpose I/O #38

83 NF_NCE O2 Chip enable signal for NAND Flash/XD memory card GPIO_39


85 NRESET I External reset input Pull-up

86 CARD_IO0 B4 Memory Cards IO #0 GPIO_41







93 UART_TX O2 UART transmitter output GPIO_23

94 UART_RX I UART receiver input GPIO_22


96 VSS G Ground





98 NF_RDY I Ready signal for NAND Flash/XD memory card GPIO_9



101 TCON_OEV O2 Vertical output enable for driver GPIO_6

102 TCON_STH O2 Start pulse for horizontal scan line GPIO_5

103 TCON_OEH O2 Horizontal output enable for driver GPIO_4

104 TCON_POL O2 Polarity Selection This signal is used to generate VCOM signal. GPIO_3

105 TCON_CKV O4 Shift clock output for scan driver GPIO_2

106 TCON_STV O4 Vertical start pulse GPIO_1

107 TCON_CPH1 O4 Sampling and shifting clock pulse for data drive GPIO_0

108 PWM_OUT O24 PWM output GPIO_47


110 VSS G Ground







117 D_BS1 O8 SDRAM bank address 1 Boot Mode[1]*Note 1

118 D_BS0 O8 SDRAM bank address 0 Boot Mode[0]*Note 1

119 D_NRAS O8 SDRAM raw address strobe output

120 D_NCAS O8 SDRAM column address strobe output

121 D_NEW O8 SDRAM write strobe

122 D_LDQM O8 SDRAM low byte data write mask, it must be connected to pull-down 8.2 K ohm resistor.

Boot Mode[2]*Note 1









Note 1:

*1: Pull up/down these three pins with 10K ohm resistor to select system booting method.

Boot Mode[2:0] Function

000 Booting from the internal ROM

001 Booting from Serial NOR Flash

011 Booting from NAND Flash memory

others Reserved

*2: All digital input pin can take 5V tolerance

Type Description

P Power pin

G Ground pin

A Analog pin

I 3.3V CMOS input pin

O2 3.3V CMOS output pin with 2mA driving ability




B2 3.3V CMOS bi-direction pin with 2mA driving ability





5.3 GPIO MUX Table Each GPIO pin has its own function select registers, Alt[2:1], firmware can configure each GPIO pin to

different function individually. Alt[2:1]= “00” Alt[2:1]= “01” Alt[2:1]= “10” Alt[2:1]= “11”

GPIO_0 B4 TCON_CPH1 O4

GPIO_1 B4 TCON_STV O4

GPIO_2 B4 TCON_CKV O4

GPIO_3 B2 TCON_POL O2

GPIO_4 B2 TCON_OEH O2

GPIO_5 B2 TCON_STH O2

GPIO_6 B2 TCON_OEV O2

GPIO_7 B2 TCON_CPH2 O2 UART_RX I I2C_SCL B2

GPIO_8 B2 TCON_CPH3 O2 UART_TX O2 I2C_SDA B2

GPIO_9 B2 NF_RDY I

GPIO_10 B24 PG1_Out O24

GPIO_22 B2 UART_RX I I2C_SCL B2

GPIO_23 B2 UART_TX O2 I2C_SDA B2

GPIO_24 B2

GPIO_25 B2 PG1_Out O2

GPIO_26 B2

GPIO_27 B2 UART_RX I I2C_SCL B2

GPIO_28 B2 UART_TX O2 I2C_SDA B2

GPIO_31 B2

GPIO_32 B2 IR_DI I

GPIO_33 B2 SPI_nCS_1 O2 UART_RX I PG2_Out O2

GPIO_34 B2 SPI_nCS_0 O2

GPIO_35 B2 SPI_SCK O2

GPIO_36 B2 SPI_DO O2

GPIO_37 B2 SPI_DI I

GPIO_38 B2 RTC_SECOUT O2 RTC_CKOUT O2

GPIO_39 B2 NF_nCE O2 I2C_SCL B2 UART_TX O2

GPIO_41 B4 SD_CLK O4 MS_SCLK O4

GPIO_42 B4 SD_CMD B4 MS_BS O4

GPIO_43 B4 SD_D0 B4 MS_D0 B4





Alt[2:1]= “00” Alt[2:1]= “01” Alt[2:1]= “10” Alt[2:1]= “11”


GPIO_47 B24 PWM2_OUT O24 PG2_Out O24

GPIO_48 B2 NF_D0 B2

GPIO_49 B2 NF_D1 B2

GPIO_50 B2 NF_D2 B2

GPIO_51 B2 NF_D3 B2

GPIO_52 B2 NF_D4 B2

GPIO_53 B2 NF_D5 B2

GPIO_54 B2 NF_D6 B2

GPIO_55 B2 NF_D7 B2

GPIO_56 B4 NF_NWE O4

GPIO_57 B4 NF_NRE O4

GPIO_58 B4 NF_CLE O4

GPIO_59 B4 NF_ALE O4



6 Electrical Characteristic

Absolute Maximum Ratings

Symbol Parameter Rating Unit

VCC (VDD33, AVDD33, RTC_AVDD33, USB_AVDD33) Power Supply (3.3V) -0.3 to 3.6 V VDD18/AVDD18/ AVDD18_PLL/

USB_AVDD18_PLL/USB_AVDD18_CDR Power Supply (1.8V) -0.3 to 1.98 V

ADC_VIN ADC Input Voltage 1.2 to 2.7 V

VIN Input Voltage -0.3 to VCC+0.3 V

VOUT Output Voltage -0.3 to VCC+0.3 V

TSTG Storage Temperature -55 to 150 ℃

Recommended Operation Conditions

Symbol Parameter Min. Typ. Max. UnitVDD33/AVDD33/RTC_AVDD33/ USB_AVDD33 Power Supply (3.3V) 3.0 3.3 3.6 V

VDD18/AVDD18/ AVDD18_PLL/ USB_AVDD18_PLL/ USB_AVDD18_CDR

Power Supply (1.8V) 1.62 1.8 1.98 V

TOPR Operating Temperature 0 25 70 ℃

DC Electrical Characteristics for 3.3 volts operation

(Under Recommended Operating Conditions and VCC = 3.0V ~ 3.6V, Tj = 0 to + 70 )℃ ℃

Symbol Parameter Min. Typ. Max. Unit

VIL Input Low Voltage -0.3 0.8 V

VIH Input High Voltage 2.0 Vcc+0.3 V

VT- Schmitt Input Low Voltage -0.3 0.8 V

VT+ Schmitt Input High Voltage 2.0 Vcc+0.3 V

VOL Output Low Voltage 0.4 V

VOH Output High Voltage 2.4 V



7 Package Outline and Dimension Package Outline (128-pin LQFP)



Dimension (128-pin LQFP) Dimension Min Nom Max

A 1.6

A1 0..05 0.15

A2 1.35 1.4 1.45

b 0.13 0.16 0.23

c 0.09 0.20

D 16.00 BSC

D1 14.00 BSC

E 16.00 BSC

E1 14.00 BSC

e 0.40 BSC

L 0.45 0.6 0.75

L1 1.00 REF

θ 0° 3.5° 7°

Unit: mm

REF: Reference

BSC: Basic Spacing between Centers (integrated circuit package dimension)



JEILIN Technology Co., Ltd.

8F, No. 179, Jian Yi Rd., Chung Ho,

Taipei Hsien, Taiwan

Tel: 886-2-8221-5466

Fax: 886-2-8221-5456

Website: www.jeilin.com.tw

Email: [email protected]

©2009 JEILIN Technology Corp., Ltd. All rights reserved.

The information in this document has been carefully checked and is believed to be reliable;

however no responsibility can be assumed for inaccuracies that may not have been caught. All

information in this document is subject to change without prior notice. The information

contained in this document is presented only as a guide for applications of our products. No

responsibility is assumed by JEILIN Technology for any infringements of intellectual property or

other rights of the third parties, which may result from its use. No license is granted by

implication or otherwise under any intellectual property or other rights of JEILIN Technology or

others. No part of this document may be reproduced in any form, in an electronic retrieval

system or otherwise, without the prior written permission of JEILIN Technology.

JL4227B Data Sheet v0.91 Data Sheet v0.91.pdf · 28 IR_DI I Data input of remote control GPIO_32 29...

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