add a new deep sleep mode alongside backup mode

2021-09-18 12:57:21 -04:00
parent d97e74058f
commit 5ff4a88374
7 changed files with 137 additions and 37 deletions
--- a/watch-library/watch/watch_i2c.c
+++ b/watch-library/watch/watch_i2c.c
@@ -30,6 +30,11 @@ void watch_enable_i2c() {
    i2c_m_sync_enable(&I2C_0);
 }

+void watch_disable_i2c() {
+    i2c_m_sync_disable(&I2C_0);
+	hri_mclk_clear_APBCMASK_SERCOM1_bit(MCLK);
+}
+
 void watch_i2c_send(int16_t addr, uint8_t *buf, uint16_t length) {
    i2c_m_sync_set_periphaddr(&I2C_0, addr, I2C_M_SEVEN);
    io_write(I2C_0_io, buf, length);