From ab33027fff79d6de521201e5c594d5b8591c2cda Mon Sep 17 00:00:00 2001 From: Daniel Thompson Date: Fri, 12 Jun 2020 08:51:37 +0100 Subject: [PATCH] drivers: bma421: Reduce the post-reset delay There nothing in the docs to give the delay time required after a reset. Currently we use 200ms because that appears on some older code for BMA423 but is removed in more recent drivers. 50ms is still a long time (for hardware) and has held up in testing. Signed-off-by: Daniel Thompson --- wasp/drivers/bma421.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/wasp/drivers/bma421.py b/wasp/drivers/bma421.py index aae4b59..1fb16dc 100644 --- a/wasp/drivers/bma421.py +++ b/wasp/drivers/bma421.py @@ -27,7 +27,7 @@ class BMA421: # Init, reset, wait for reset, enable I2C watchdog dev.init() dev.set_command_register(0xb6) - time.sleep(0.20) + time.sleep(0.05) dev.set_reg(bma42x.NV_CONFIG_ADDR, 6); # Configure the sensor for basic step counting