Lines Matching refs:sda
127 /* assert: scl, sda are high */
191 ack = !getsda(adap); /* ack: sda is pulled low -> success */
197 /* assert: scl is low (sda undef) */
232 int scl,sda;
237 sda=getsda(adap);
239 if (!scl || !sda ) {
245 sda=getsda(adap);
247 if ( 0 != sda ) {
258 sda=getsda(adap);
260 if ( 0 == sda ) {
271 sda=getsda(adap);
277 if ( 0 == sda ) {
284 sda=getsda(adap);
290 if ( 0 == sda ) {
386 /* assert: sda is high */