From f60fcd1bb7b1044a7da5f6ecff89289f091a2773 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <tullivan99@gmail.com>
Date: Thu, 22 Oct 2015 14:47:59 -0400
Subject: hey

---
 src/5106z.c | 105 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 src/5106z.c

(limited to 'src/5106z.c')

diff --git a/src/5106z.c b/src/5106z.c
new file mode 100644
index 0000000..83462ce
--- /dev/null
+++ b/src/5106z.c
@@ -0,0 +1,105 @@
+#include <5106z.h>
+#include <string.h>
+
+typedef struct {
+	 int8_t *speedP;
+	 int8_t  speed;
+	uint8_t  thresh;
+	uint8_t  polarity	:1;
+	uint8_t  enable		:1;
+	uint8_t  useptr		:1;
+	uint8_t  imeable	:3;
+} __attribute__ ((packed)) motor_t;
+
+static motor_t motor[11];
+
+void motor_init(uint8_t count,...){
+	va_list m;
+	uint8_t i;
+	memset(motor,0,11*sizeof(motor_t));
+	va_start(m,count);
+	for(i=0;i<count;i++){
+		motor[va_arg(m,int)].enable=true;
+	}
+	va_end(m);
+}
+
+void motor_initIMEs(uint8_t count,...){
+	va_list m;
+	uint8_t i;
+	va_start(m,count);
+	for(i=0;i<count;i++){
+		motor[va_arg(m,int)].imeable=i;
+	}
+	va_end(m);
+}
+
+int motor_imeReset(uint8_t port){
+	if(!motor[port].enable) return -1;
+	if(!motor[port].imeable)return -2;
+	imeReset(motor[port].imeable);
+	return 0;
+}
+
+int motor_imeRead(uint8_t port){
+	int imeValue;
+	if(!motor[port].enable) return -1;
+	if(!motor[port].imeable)return -2;
+	if(!imeGet(motor[port].imeable,&imeValue))return -3;
+	return imeValue;
+}
+
+void motor_enable(uint8_t port){
+	motor[port].enable=true;
+}
+
+void motor_disable(uint8_t port){
+	motor[port].enable=false;
+}
+
+int motor_togglePolarity(uint8_t port){
+	if(!motor[port].enable)return -1;
+	return (motor[port].polarity^=true);
+}
+
+int motor_setSpeed(uint8_t port,int8_t speed){
+	if(!motor[port].enable)return -1;
+	return (motor[port].speed=abs(speed)>motor[port].thresh?speed:0);
+}
+
+int motor_setSpeedSum(uint8_t port,uint8_t args,...){
+	va_list s;
+	uint8_t i;
+	int8_t speed=0;
+	if(!motor[port].enable)return -1;
+	va_start(s,args);
+	for(i=0;i<args;i++){
+		speed+=va_arg(s,int);
+	}
+	va_end(s);
+	return motor_setSpeed(port,speed);
+}
+
+int motor_setSpeedPointer(uint8_t port,int8_t *sp){
+	if(!motor[port].enable)return -1;
+	motor[port].useptr=true;
+	motor[port].speedP=sp;
+	return 0;
+}
+
+int motor_setThreshold(uint8_t port,uint8_t threshold){
+	if(!motor[port].enable)return -1;
+	return (motor[port].thresh=threshold);
+}
+
+int motor_applySpeeds(void){
+	uint8_t i;
+	for(i=0;i<10;i++){
+		if(motor[i].enable){
+			if(motor[i].useptr)
+				motor[i].speed=*motor[i].speedP;
+			motorSet(i,motor[i].speed*(motor[i].polarity?-1:1));
+		}
+	}
+	return 0;
+}
-- 
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