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UCD9090 燒錄問題 - 軟體GUI一直無法讀取到IC

Other Parts Discussed in Thread: UCD9090

你好,我們目前要對UCD9090要做資料燒錄

使用的工具是GPIO-TO-USB,我們將電路接上之後

軟體GUI一直無法讀取到IC,想請問一下是否有缺少元件

附上電路圖跟接線方式

TEXT_24 -> GND

TEXT_21 -> PWR

TEXT_28 -> PWR

TEXT_26 -> SCL

TEXT_25 -> SDA

ADDR兩組都接118.6K的電阻

2046.ucd9090.pdf

8032.sllu093.pdf