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Diffstat (limited to 'driver_fw/mcp9801.c')
-rw-r--r--driver_fw/mcp9801.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/driver_fw/mcp9801.c b/driver_fw/mcp9801.c
deleted file mode 100644
index 76aac1e..0000000
--- a/driver_fw/mcp9801.c
+++ /dev/null
@@ -1,42 +0,0 @@
-/* 8seg LED display driver firmware
- * Copyright (C) 2018 Sebastian Götte <code@jaseg.net>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "global.h"
-#include "i2c.h"
-#include "mcp9801.h"
-
-void mcp9801_init()
-{
- uint8_t config = MCP9801_ONESHOT_OFF | MCP9801_RES_12BIT | MCP9801_FAULT_QUEUE_1 | MCP9801_ALERT_LOW | \
- MCP9801_MODE_COMP | MCP9801_SHUTDOWN_OFF;
- uint8_t buf[2] = { MCP9801_REG_CONFIG, config };
- i2c_transmit(MCP9801_I2C_PERIPH, buf, sizeof(buf), MCP9801_I2C_ADDR, I2C_GENSTOP_YES);
-
- /* Address device here */
- uint8_t buf2[1] = { MCP9801_REG_TEMP };
- i2c_transmit(MCP9801_I2C_PERIPH, buf2, sizeof(buf2), MCP9801_I2C_ADDR, I2C_GENSTOP_NO);
-}
-
-int32_t mcp9801_read_mdegC()
-{
- uint8_t rx[2];
- i2c_receive(MCP9801_I2C_PERIPH, rx, sizeof(rx), MCP9801_I2C_ADDR);
-
- /* Fixup endianness, sign-extend */
- int32_t temp = (int16_t)((rx[0]<<8) | rx[1]);
- return (temp * 1000) /256;
-}