主题中讨论的其他器件:LMX2571
工具与软件:
嗨、专家
TICS PRO 设置如下所示、F_OSC_122.88M、F_IN_122.88M
Fosc 和 Fin 的波形
F_IN
BRS
Peter Hiao
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工具与软件:
嗨、专家
TICS PRO 设置如下所示、F_OSC_122.88M、F_IN_122.88M
Fosc 和 Fin 的波形
F_IN
BRS
Peter Hiao
Noel、您好
测试结果表明可以进行 SPI 通信、如下所示
程序 POWERDOWN=1/0 CURR= 3.02mA 5.12mA
OUTBUF_TX_EN_F1=1、OUTBUF_RX_EN_F1 = 1/0 CURR=5.12/ 4.39mA
OUTBUF_RX_EN_F1 = 0、OUTBUF_TX_EN_F1 = 1/0 4.43mA
F_OSC 的波形、F_IN 如下所示
目前 TP_C Pout_Ext = 2.2V
4.删除 F_OSC、
TP_C Pout_Ext = 1.98V
PLL LED 仍然未显示为已锁定
BRS
Peter Hiao