--0__=ueaixMij0kfHoZq0KV26cqQmyXzvdEe7zG50p3BOw9o3jUXMGjN7NYif Content-type: text/plain; charset=us-ascii Content-Disposition: inline Olin, Bob et al. The software UART is not a problem and is working fine. The problem I have is with a simple polled hardware UART. (as stated in the .asm code the clock rate is 20MHz and baud rate is 115200 btw... i tried ramping the baud rate down to 9600 and i have the same problem so I don't _think_ the baud rate is an issue here) > What should happen is it gets sent ('Z', 0x03, 0xnn) and replies with (0x11, 0x22, 0x33, 0x44, 0x55, > 0x66, 0x77, 0x88, 0x99, 0xaa, 0xnn) --0__=ueaixMij0kfHoZq0KV26cqQmyXzvdEe7zG50p3BOw9o3jUXMGjN7NYif Content-type: application/octet-stream; name="tab_c.asm" Content-Disposition: attachment; filename="tab_c.asm" Content-transfer-encoding: base64 DQoJCWVycm9ybGV2ZWwgLTMwMg0KCQlyYWRpeCBkZWMNCgkJbGlzdCBwPTE2Zjg3Nw0KDQojZGVm aW5lCQlTZXJpYWxXcml0ZUVuYWJsZUgJUE9SVEMsMA0KDQo7IGNvbnN0YW50cw0KY0RldmljZUlE CQkJCUVRVQkJMHgwMwk7IElEIGZvciB0aGlzIGRldmljZSB0eXBlDQpjU2VyaWFsUmVhZFN0YXJ0 Q2hhcglFUVUJCSdaJwkJOyBmaXJzdCBjaGFyIG9mIHJ4IG1zZw0KDQo7KioqIEJhbmsgc2VsZWN0 IG1hY3JvcyAqKioqKioNCkJBTktfMAltYWNybw0KCQkJYmNmCQlTVEFUVVMsUlAxDQoJCQliY2YJ 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