From 61ea4db04063c71d2088fa4409aa17c74b715be4 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Wed, 11 Jan 2012 15:42:41 +0000
Subject: starting i2c version

---
 ESS1995i2c/electic.h | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 ESS1995i2c/electic.h

(limited to 'ESS1995i2c/electic.h')

diff --git a/ESS1995i2c/electic.h b/ESS1995i2c/electic.h
new file mode 100644
index 0000000..a04220f
--- /dev/null
+++ b/ESS1995i2c/electic.h
@@ -0,0 +1,75 @@
+/*
+    ESS1995 communications test
+
+    should the bitfields be parsed in the MCU or the app?
+
+    the device needs to be able to do the ranging itself.
+
+    data format-
+
+    ACK is necessary
+
+    write per read? or is it a delay thing
+
+
+*/
+
+#include <WProgram.h> //main Arduino header file
+#include "adapticsBT.h"
+#include <Wire.h>
+
+#define DATA_NEW 2
+#define SCLK 3
+#define SDATA 4
+#define CS 5
+
+//feedback leds
+#define OUTPUT1 12
+#define OUTPUT2 13
+
+#define WRITE_ID 0b11001000
+#define READ_ID 0b11001001
+
+#define ESS1995_ADDR 0b1100100
+
+//clock delays are doubled for 8MHZ chip - CPUSPD isnt working
+//6 and 3 = 83kHz, doesn't work with ISP plugged in
+//500Hz works with ISP (sometimes)
+
+#define CLOCK_DELAY 20
+#define START_DELAY 10
+
+const uint16_t ELECTIC_ID = 0xF0;
+uint8_t packetSize = 7;
+bool connected=false;
+
+uint8_t data[10];
+
+//default write values
+uint8_t CB_SHBP = 0b0;
+uint8_t CB_function = 0b0000; //0b0000 voltage mode
+uint8_t CB_VARCrange = 0b000; //0b001 6v
+uint8_t CB_FREQrange = 0b000;
+uint8_t CB_BUZfreq = 0b000;
+uint8_t CB_ADCrate = 0b00; //0b11 fastest 50hz
+uint8_t CB_ACmode = 0b0;
+uint8_t CB_PEAKmode = 0b0;
+uint8_t CB_PCALmode = 0b0;
+uint8_t CB_LPFbw = 0b000;
+uint8_t CB_EXTdiode = 0b0;
+uint8_t CB_OPconf = 0b00;
+uint8_t CB_FREQinprest = 0b0;
+uint8_t CB_ADPext = 0b0;
+uint8_t CB_DCfs = 0b0;
+
+
+void SCLKcycle_W();
+void SCLKcycle_R();
+void startRead();
+void startWrite();
+void writeByte(uint8_t data);
+void writeStartBit();
+void writeStopBit();
+uint8_t readByte();
+void writeDMM();
+int main();
-- 
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