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半导体行业观察第一站
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摘要: 要:本应用笔记介绍对于采用DS33R11T1/E1/J1收发器的设计如何改变印刷电路板(PWB)的网表,从而使其符合联合测试行动组(JTAG)规范。因为DS33R11是个多芯片的模组,在一个封装中含有多个芯片的裸片,而用于板级JTAG测试的边界扫描描述语言(BSDL)无法定义这种情况,所以这些改动是必须的。本应用笔记包含有外部管脚映射表,内部芯片焊盘绑定表,以及设计者快速完成正确的JTAG边界扫描测试所需的连接信息。介绍在电信系统的硬件制造中
Pin | Description | Pin | Description | Pin | Description | ||
A7 | JTCLK1 | L17 | VDD3 | V13 | SDA[5] | ||
A8 | RST | L18 | RXD[0] | V14 | SDA[10] | ||
A11 | CS | L19 | RXD[1] | V15 | SMASK[3] | ||
A15 | VSS | L20 | RXD[2] | V16 | SMASK[2] | ||
A19 | REF_CLK | M17 | VDD3 | V17 | SDATA[29] | ||
A20 | REF_CLKO | M18 | RXD[3] | V18 | SDATA[18] | ||
B7 | JTD1 | M19 | RX_CRS/CRS_DV | V19 | SDATA[20] | ||
B10 | VDD1.8 | M20 | RX_CLK | V20 | VSS | ||
B15 | VDD1.8 | N17 | VDD3 | W1 | SDATA[15] | ||
B20 | MODEC[1] | N18 | COL_DET | W2 | SDATA[0] | ||
C7 | JTRST1 | N19 | VSS | W3 | SDATA[14] | ||
C8 | JTMS1 | N20 | VSS | W4 | SDATA[9] | ||
C9 | JTDI1 | P2 | RDEN/RBSYNC | W5 | SDATA[5] | ||
C10 | VSS | P17 | VDD3 | W6 | SDATA[7] | ||
C12 | VDD1.8 | P18 | VDD1.8 | W7 | SCAS | ||
C15 | A9 | P19 | VDD1.8 | W8 | VSS | ||
C16 | A8 | P20 | VSS | W9 | SRAS | ||
C19 | MDC | R17 | VDD3 | W10 | SWE | ||
C20 | MDIO | R18 | VDD3 | W11 | SDA[11] | ||
D5 | TDEN/TBSYNC | R19 | VDD1.8 | W12 | SDA[1] | ||
D8 | VSS | R20 | VDD1.8 | W13 | SDA[6] | ||
D9 | VSS | T17 | VDD3 | W14 | SDA[0] | ||
D10 | VSS | T18 | VDD3 | W15 | SDA[3] | ||
D18 | VSS | T19 | SDATA[25] | W16 | SDATA[31] | ||
D19 | VSS | T20 | SDATA[26] | W17 | SDATA[30] | ||
D20 | VDD3 | U4 | VSS | W18 | VSS | ||
E2 | TSERO | U5 | VSS | W19 | SDATA[28] | ||
E18 | VSS | U6 | VSS | W20 | SDATA[23] | ||
E19 | TXD[3] | U7 | VSS | Y1 | VSS | ||
E20 | TXD[2] | U8 | VSS | Y2 | SDATA[2] | ||
F1 | TCLKE | U9 | VSS | Y3 | SDATA[4] | ||
F2 | RCLKI | U10 | VSS | Y4 | SDATA[1] | ||
F3 | VDD1.8 | U11 | VSS | Y5 | SDATA[3] | ||
F17 | VDD3 | U12 | VSS | Y6 | SMASK[0] | ||
F18 | TXD[1] | U13 | VSS | Y7 | VSS | ||
F19 | TXD[0] | U14 | VSS | Y8 | SDCLKO | ||
F20 | TX_EN | U15 | VSS | Y9 | VDD1.8 | ||
G17 | VDD3 | U16 | VSS | Y10 | SDA[9] | ||
G18 | VDD3 | U17 | VDD3 | Y11 | SBA[0] | ||
G19 | RMIIMIIS | U18 | VSS | Y12 | SDA[7] | ||
G20 | DCEDTES | U19 | SDATA[22] | Y13 | VDD1.8 | ||
H1 | RSERI | U20 | SDATA[24] | Y14 | SDA[4] | ||
H17 | VDD3 | V1 | SDATA[13] | Y15 | SDA[2] | ||
H18 | QOVF | V2 | SDATA[11] | Y16 | SDATA[16] | ||
H19 | TX_CLK | V3 | SDATA[12] | Y17 | SDATA[17] | ||
H20 | VSS | V4 | SDATA[10] | Y18 | SDATA[27] | ||
J17 | VDD3 | V5 | SDATA[6] | Y19 | SDATA[19] | ||
J18 | VDD1.8 | V6 | SDATA[8] | Y20 | SDATA[21] | ||
J19 | VSS | V7 | SMASK[1] | ||||
J20 | VDD1.8 | V8 | SYSCLKI | ||||
K17 | VDD3 | V9 | VDD1.8 | ||||
K18 | RX_ERR | V10 | SDCS | ||||
K19 | RX_DV | V11 | SBA[1] | ||||
K20 | VSS | V12 | SDA[8] |
Pin | Description | Pin | Description | Pin | Description | ||
A1 | RCHBLK | D13 | DVDD | L2 | RVSS | ||
A2 | TCHBLK | D14 | DVDD | L3 | RSIG | ||
A3 | RFSYNC | D15 | DVDD | L4 | RNEGI | ||
A4 | TDATA | D16 | DVDD | M1 | RRING | ||
A5 | TSSYNC | D17 | DVDD | M2 | RVSS | ||
A6 | JTCLK2 | E1 | TPOSO | M3 | RDCLKO | ||
B1 | BPCLK | E3 | TSERI | M4 | RDCLKI | ||
B2 | LIUC | E4 | TSYSCLK | N1 | RLOS/LTC | ||
B3 | TPOSI | E17 | DVDD | N2 | RNEGO | ||
B4 | TSIG | F4 | RSYSCLK | N3 | RPOSO | ||
B5 | RCL | G1 | TCHCLK | N4 | DVSS | ||
B6 | JTDI2 | G2 | RCHCLK | P1 | TVSS | ||
B8 | JTRST2 | G3 | RCLKO | P3 | RSIGF | ||
B9 | JTMS2 | G4 | RSYNC | P4 | DVSS | ||
C1 | TSYNC | H2 | RSERO | R1 | TTIP | ||
C2 | TDCLKO | H3 | RDATA | R2 | TTIP | ||
C3 | TNEGI | H4 | MCLK | R3 | TVSS | ||
C4 | TSTRST | J1 | RVSS | R4 | DVSS | ||
C5 | JTDO2 | J2 | RVSS | T1 | TRING | ||
D1 | TDCLKI | J3 | RPOSI | T2 | TRING | ||
D2 | TCLKT | J4 | XTALD | T3 | TVSS | ||
D3 | TNEGO | K1 | RTIP | T4 | DVSS | ||
D4 | TESO | K2 | RVSS | U1 | TVDD | ||
D7 | CST | K3 | RVDD | U2 | TVSS | ||
D11 | DVDD | K4 | 8XCLK | U3 | RMSYNC | ||
D12 | DVDD | L1 | RVDD |
Pin | Description |
A10 | INT |
A12 | D6 |
A13 | D3 |
A14 | D0 |
A16 | A6 |
A17 | A3 |
A18 | A0 |
B11 | RD/DS |
B12 | D7 |
B13 | D4 |
B14 | D1 |
B16 | A7 |
B17 | A4 |
B18 | A1 |
B19 | MODEC[0] |
C11 | WR/RW |
C13 | D5 |
C14 | D2 |
C17 | A5 |
C18 | A2 |
型号 | 厂商 | 价格 |
---|---|---|
EPCOS | 爱普科斯 | / |
STM32F103RCT6 | ST | ¥461.23 |
STM32F103C8T6 | ST | ¥84 |
STM32F103VET6 | ST | ¥426.57 |
STM32F103RET6 | ST | ¥780.82 |
STM8S003F3P6 | ST | ¥10.62 |
STM32F103VCT6 | ST | ¥275.84 |
STM32F103CBT6 | ST | ¥130.66 |
STM32F030C8T6 | ST | ¥18.11 |
N76E003AT20 | NUVOTON | ¥9.67 |