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TeleChips TCC8900 - 2 TCC8900 Demo Board Usage; Jumper Setting Mode; Boot Mode Selection; Table 1 Usb Boot Mode Configurations

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TCC8900 TCC8900_DEMO_AM_2747_V1.1 July, 31, 2009
Board Guide TCC8900 DEMO BOARD USAGE
Preliminary 2-7
2 TCC8900 Demo Board Usage
2.1 Jumper Setting Mode
아래 표는 TCC8900 데모 보드를 사용하기 위한 각각의 Jumper Setting Mode이다.
2.1.1
Boot Mode Selection.
TCC8900 아래 Table 같은 Boot mode 있으며, BM[2:0] UTXD[1:0] 조합에 의해서
Boot mode 결정된다.
BM2 2bit, BM1 1bit, BM0 0bit 이며, BM 해당 Boot Mode Selection 있는 Slide
Switch 구성되어 있으며 Boot mode jumper setting 방법은 아래와 같다.
1) Boot from USB device (BM[2:0] - 011, UTXD[1:0] - b)- Firmware Download Mode
2) Boot from NAND Flash with CRC check (BM[2:0] - 111, UTXD[1:0] - b)
Table 1 USB Boot Mode Confi
g
urations
Pin Value Figure
BM2(JS1) Low (0)
BM1(JS2) High (1)
BM0(JS3) High (1)
UTXD1(JS4) Don’t care
UTXD0(JS5) Don’t care
Table 2 NAND Boot Mode Configurations
Pin Value Figure
BM2(JS1) High (1)
BM1(JS2) High (1)
BM0(JS3) High (1)
Low (0) GPIOB[31] - Ready
UTXD1(JS4)
High (1) GPIOB[28] -Ready
Low (0)
NAND V1
UTXD0(JS5)
High (1)
NAND V2

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