rp2040

commit cc23c47c55bfd937c7e30d0e01438e951e9e5e04
parent 826ab23d81a17a0676fc2175b6f45b2811c9cd87
Author: Matsuda Kenji <info@mtkn.jp>
Date:   Wed, 13 Aug 2025 09:06:42 +0900

delete RTIM

Diffstat:
M
ex3_spi/main.s
 | 
6
+-----

1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/ex3_spi/main.s b/ex3_spi/main.s
@@ -156,17 +156,13 @@ wait_vco:
 
 	// enable uart interrupt in uart0 subsystem
 	ldr r1, uart0_base
-	// according to sdk's src/rp2_common/hardware_uart/include/hardware/uart.h
-	// receive interrupt needs RTIM bit masked
-	mov r2, #(1<<4) // RTIM | RXIM
+	mov r2, #(1<<4) // RXIM
 	str r2, [r1, #0x38] // UART: UARTIMSC
 	// set fifo level to 0
 	mov r2, #0
 	str r2, [r1, #0x34] // UART: UARTIFLS
 
 loop:
-	bl bled0
-	bl bled1
 	wfe
 	b loop