From: Keith Packard <keithp@keithp.com>
Date: Sat, 7 Apr 2012 05:40:49 +0000 (-0700)
Subject: altos: Shuffle stm-demo SPI test code around a bit
X-Git-Tag: 1.0.9.5~85
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=2db6b0f58811ffc44a468c8fbcacc08d37edd26c

altos: Shuffle stm-demo SPI test code around a bit

Move a debug printf beyond the chip select boundary to
allow for more accurate timing.

Send four bytes instead of just one.

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/stm-demo/ao_demo.c b/src/stm-demo/ao_demo.c
index 54f7c8f2..5ff2b32a 100644
--- a/src/stm-demo/ao_demo.c
+++ b/src/stm-demo/ao_demo.c
@@ -82,7 +82,7 @@ ao_spi_write(void) {
 	for (i = 0; i < 10; i++) {
 		ao_spi_get(0);
 		stm_gpio_set(&stm_gpioc, 12, 0);
-		ao_spi_send(data, 1, 0);
+		ao_spi_send(data, 4, 0);
 		stm_gpio_set(&stm_gpioc, 12, 1);
 		ao_spi_put(0);
 		printf(".");
@@ -100,10 +100,10 @@ ao_spi_read(void) {
 		ao_spi_get(0);
 		stm_gpio_set(&stm_gpioc, 12, 0);
 		ao_spi_recv(data, 4, 0);
-		printf(".");
-		flush();
 		stm_gpio_set(&stm_gpioc, 12, 1);
 		ao_spi_put(0);
+		printf(".");
+		flush();
 		ao_delay(100);
 	}
 }