avr: adapted to latest changes in COM2 module (using uartBitbang)

2024-10-25 00:15:24 +02:00
parent e232b4adbf
commit 3546c93d23
20 changed files with 174 additions and 66 deletions
--- a/avr/modules/uart_bitbang/bytelevel.asm
+++ b/avr/modules/uart_bitbang/bytelevel.asm
@@ -184,5 +184,19 @@ uartBitbang_WaitForDataHigh:



+; ---------------------------------------------------------------------------
+; @routine uartBitbang_WaitForAttnHigh
+;
+; Wait up to 1ms for data pin to become high
+; @return CFLAG set if okay, clear otherwise
+; @clobbers R17, R22
+
+uartBitbang_WaitForAttnHigh:
+  UART_BB_M_WAIT_FOR_PIN_HIGH COM_ATTN_INPUT, COM_ATTN_PIN
+  ret
+; @end
+
+
+